Alert archive / South Dakota / Excessive Heat Warnings in 2011
Excessive Heat Warning 1, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this excessive heat warning at Jul 15, 2011, 3:42 AM CDT for 4 states. It took effect at Jul 15, 2011, 1:00 PM CDT. It was in force for 5 days. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 15, 2011, 3:42 AM CDT (08:42 UTC)
- In effect from
- Jul 15, 2011, 1:00 PM CDT
- Expired
- Jul 20, 2011, 7:00 PM CDT
- In force
- 5 days
- Issued by
- NWS Sioux Falls, SD
All 45 counties
Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Cottonwood County, MN, Jackson County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brookings County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Sanborn County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 16 km from the middle of the area, began a volume at 08:44 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 15, 2:00 PM CDT | TSTM WND GST 70 | 1 E Mountain Lake, MN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 8.7 hours before the alert went out and 202 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 4277 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 763 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 180 m²/s²
- 0-3 km storm-relative helicity
- 197 m²/s²
- Significant tornado parameter
- 4.1
- Supercell composite
- 19.7
The text
As transmitted, in the capitals the NWS used until 2016.
974 WWUS73 KFSD 150842 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 342 AM CDT FRI JUL 15 2011 ...VERY HOT AND HUMID CONDITIONS THIS WEEKEND THROUGH EARLY NEXT WEEK... .PROLONGED HEAT AND HUMIDITY WILL LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS STARTING TODAY AND CONTINUING THROUGH EARLY NEXT WEEK. HIGH TEMPERATURES ARE EXPECTED TO REACH THE MID 80S TO NEAR 90 TODAY...THEN SURGE WELL INTO THE 90S FOR THE WEEKEND AND THE BEGINNING OF NEXT WEEK. THIS IN ADDITION TO HIGH HUMIDITY WILL COMBINE TO MAKE THE HEAT INDEX VALUES RISE TO 100 TO 110 DEGREES. NIGHTTIME TEMPERATURES WILL ONLY FALL INTO THE MID TO UPPER 70S WHICH WILL PROVIDE LITTLE RELIEF TO THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ050-057>059-063>065-068>071- 151645- /O.UPG.KFSD.EH.A.0001.110716T1700Z-110720T0600Z/ /O.NEW.KFSD.EH.W.0001.110715T1800Z-110720T0600Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-GREGORY- BRULE-AURORA-DAVISON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME- YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...GREGORY...BURKE... CHAMBERLAIN...KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY... MITCHELL...WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR... CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR...YANKTON... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 342 AM CDT FRI JUL 15 2011 ...EXCESSIVE HEAT WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED AN EXCESSIVE HEAT WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM CDT WEDNESDAY. THE EXCESSIVE HEAT WATCH IS NO LONGER IN EFFECT. * WEATHER CONDITIONS...HIGH TEMPERATURES WILL CLIMB INTO THE UPPER UPPER 80S TO LOWER 90S TODAY...THEN INTO THE LOWER TO UPPER 90S FOR THE WEEKEND INTO THE BEGINNING OF NEXT WEEK. WITH DEWPOINTS IN THE MID AND UPPER 70S...HEAT INDICIES ARE EXPECTED TO CLIMB INTO THE 100 TO 110 DEGREE RANGE ACROSS CENTRAL SOUTH DAKOTA...THE MISSOURI RIVER VALLEY AND MUCH OF NORTHWEST IOWA. THE PROLONGED EXCESSIVE HEAT IS EXPECTED TO LAST THROUGH AT LEAST TUESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ SDZ038-039-052>054-060-151645- /O.NEW.KFSD.EH.W.0001.110715T1800Z-110720T0600Z/ BEADLE-KINGSBURY-JERAULD-SANBORN-MINER-HANSON- INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON... LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET... HOWARD...ALEXANDRIA...EMERY 342 AM CDT FRI JUL 15 2011 ...EXCESSIVE HEAT WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED AN EXCESSIVE HEAT WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM CDT WEDNESDAY. * WEATHER CONDITIONS...HIGH TEMPERATURES WILL CLIMB INTO THE UPPER UPPER 80S TO LOWER 90S TODAY...THEN INTO THE LOWER TO UPPER 90S FOR THE WEEKEND INTO THE BEGINNING OF NEXT WEEK. WITH DEWPOINTS IN THE MID AND UPPER 70S...HEAT INDICIES ARE EXPECTED TO CLIMB INTO THE 100 TO 110 DEGREE RANGE ACROSS THE JAMES RIVER VALLEY. THE PROLONGED EXCESSIVE HEAT IS EXPECTED TO LAST THROUGH AT LEAST TUESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-151645- /O.NEW.KFSD.EH.W.0001.110716T1800Z-110720T0600Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 342 AM CDT FRI JUL 15 2011 ...EXCESSIVE HEAT WARNING IN EFFECT FROM 1 PM SATURDAY TO 1 AM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED AN EXCESSIVE HEAT WARNING...WHICH IS IN EFFECT FROM 1 PM SATURDAY TO 1 AM CDT WEDNESDAY. * WEATHER CONDITIONS...HIGH TEMPERATURES WILL CLIMB TO NEAR 90 ON SATURDAY AFTERNOON...THEN INTO THE LOWER TO MID 90S FOR THE WEEKEND INTO THE BEGINNING OF NEXT WEEK. WITH DEWPOINTS IN THE MID AND UPPER 70S...HEAT INDICIES ARE EXPECTED TO CLIMB INTO THE 100 TO 110 DEGREE RANGE ACROSS SOUTHEASTERN SOUTH DAKOTA...SOUTHWESTERN MINNESOTA AND NORTHWESTERN IOWA. THE PROLONGED EXCESSIVE HEAT IS EXPECTED TO LAST THROUGH AT LEAST TUESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
20 follow-up statements
048 WWUS73 KFSD 151642 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1142 AM CDT FRI JUL 15 2011 ...VERY HOT AND HUMID CONDITIONS THIS WEEKEND THROUGH EARLY NEXT WEEK... .PROLONGED HEAT AND HUMIDITY WILL LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS STARTING TODAY AND CONTINUING THROUGH EARLY NEXT WEEK. HIGH TEMPERATURES ARE EXPECTED TO REACH THE MID 80S TO NEAR 90 TODAY...THEN SURGE WELL INTO THE 90S FOR THE WEEKEND AND THE BEGINNING OF NEXT WEEK. THIS IN ADDITION TO HIGH HUMIDITY WILL COMBINE TO MAKE THE HEAT INDEX VALUES RISE TO 100 TO 110 DEGREES. NIGHTTIME TEMPERATURES WILL ONLY FALL INTO THE MID TO UPPER 70S WHICH WILL PROVIDE LITTLE RELIEF TO THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-160045- /O.CON.KFSD.EH.W.0001.110715T1800Z-110720T0600Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 1142 AM CDT FRI JUL 15 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 1 AM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 1 AM CDT WEDNESDAY. * WEATHER CONDITIONS...HIGH TEMPERATURES WILL CLIMB INTO THE UPPER UPPER 80S TO LOWER 90S TODAY WITH HEAT INDICES AROUND 100 DEGREES...THEN INTO THE LOWER TO UPPER 90S FOR THE WEEKEND INTO THE BEGINNING OF NEXT WEEK. WITH DEWPOINTS IN THE MID AND UPPER 70S...HEAT INDICES ARE EXPECTED TO CLIMB INTO THE 100 TO 110 DEGREE RANGE ACROSS CENTRAL SOUTH DAKOTA...THE MISSOURI RIVER VALLEY AND MUCH OF NORTHWEST IOWA. THE PROLONGED EXCESSIVE HEAT IS EXPECTED TO LAST THROUGH AT LEAST TUESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-160045- /O.CON.KFSD.EH.W.0001.110716T1800Z-110720T0600Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 1142 AM CDT FRI JUL 15 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 1 PM SATURDAY TO 1 AM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 1 PM SATURDAY TO 1 AM CDT WEDNESDAY. * WEATHER CONDITIONS...HIGH TEMPERATURES WILL CLIMB TO NEAR 90 ON SATURDAY AFTERNOON...THEN INTO THE LOWER TO MID 90S FOR THE WEEKEND INTO THE BEGINNING OF NEXT WEEK. WITH DEWPOINTS IN THE MID AND UPPER 70S...HEAT INDICES ARE EXPECTED TO CLIMB INTO THE 100 TO 110 DEGREE RANGE ACROSS SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA AND NORTHWEST IOWA. THE PROLONGED EXCESSIVE HEAT IS EXPECTED TO LAST THROUGH AT LEAST TUESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
378 WWUS73 KFSD 152047 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 347 PM CDT FRI JUL 15 2011 ...VERY HOT AND HUMID CONDITIONS THIS WEEKEND THROUGH EARLY NEXT WEEK... .PROLONGED HEAT AND HUMIDITY WILL LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS STARTING TODAY AND CONTINUING THROUGH EARLY NEXT WEEK. HIGH TEMPERATURES WILL BE IN THE MID 80S TO NEAR 90 THIS EVENING...THEN SURGE WELL INTO THE 90S FOR THE WEEKEND AND THE BEGINNING OF NEXT WEEK. THIS IN ADDITION TO HIGH HUMIDITY WILL COMBINE TO MAKE THE HEAT INDEX VALUES RISE TO 100 TO 110 DEGREES. NIGHTTIME TEMPERATURES WILL ONLY FALL INTO THE MID TO UPPER 70S WHICH WILL PROVIDE LITTLE RELIEF TO THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-160500- /O.CON.KFSD.EH.W.0001.000000T0000Z-110720T0600Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 347 PM CDT FRI JUL 15 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 1 AM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 1 AM CDT WEDNESDAY. * WEATHER CONDITIONS...HIGH TEMPERATURES WILL CLIMB INTO THE UPPER 80S TO LOWER 90S THIS EVENING WITH HEAT INDICES AROUND 100 DEGREES...THEN INTO THE LOWER TO UPPER 90S FOR THE WEEKEND INTO THE BEGINNING OF NEXT WEEK. WITH DEWPOINTS IN THE MID AND UPPER 70S...HEAT INDICES ARE EXPECTED TO CLIMB INTO THE 100 TO 110 DEGREE RANGE ACROSS CENTRAL SOUTH DAKOTA...THE MISSOURI RIVER VALLEY AND MUCH OF NORTHWEST IOWA. THE PROLONGED EXCESSIVE HEAT IS EXPECTED TO LAST THROUGH AT LEAST TUESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-160500- /O.CON.KFSD.EH.W.0001.110716T1800Z-110720T0600Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 347 PM CDT FRI JUL 15 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 1 PM SATURDAY TO 1 AM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 1 PM SATURDAY TO 1 AM CDT WEDNESDAY. * WEATHER CONDITIONS...HIGH TEMPERATURES WILL CLIMB TO NEAR 90 ON SATURDAY AFTERNOON...THEN INTO THE LOWER TO MID 90S FOR THE WEEKEND INTO THE BEGINNING OF NEXT WEEK. WITH DEWPOINTS IN THE MID AND UPPER 70S...HEAT INDICES ARE EXPECTED TO CLIMB INTO THE 100 TO 110 DEGREE RANGE ACROSS SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA AND NORTHWEST IOWA. THE PROLONGED EXCESSIVE HEAT IS EXPECTED TO LAST THROUGH AT LEAST TUESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 9 1 1. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
373 WWUS73 KFSD 160822 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 322 AM CDT SAT JUL 16 2011 ...VERY HOT AND HUMID CONDITIONS THIS WEEKEND THROUGH EARLY NEXT WEEK... .PROLONGED HEAT AND HUMIDITY WILL LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS STARTING TODAY AND CONTINUING THROUGH THE MIDDLE OF NEXT WEEK. HIGH TEMPERATURES TODAY THROUGH WEDNESDAY WILL BE IN THE 90S TO AROUND 100. THESE TEMPERATURES... IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO MAKE THE HEAT INDEX VALUES RISE TO 102 TO 113 DEGREES EACH AFTERNOON. NIGHTTIME TEMPERATURES WILL ONLY FALL INTO THE MID TO UPPER 70S WHICH WILL PROVIDE LITTLE RELIEF TO THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-161630- /O.EXT.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 322 AM CDT SAT JUL 16 2011 ...EXCESSIVE HEAT WARNING NOW IN EFFECT UNTIL 7 PM CDT WEDNESDAY... THE EXCESSIVE HEAT WARNING IS NOW IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL AVERAGE 103 TO 113 DEGREES EACH AFTERNOON THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...NIGHT TIME HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-161630- /O.EXT.KFSD.EH.W.0001.110716T1800Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 322 AM CDT SAT JUL 16 2011 ...EXCESSIVE HEAT WARNING NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CDT WEDNESDAY... THE EXCESSIVE HEAT WARNING IS NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL AVERAGE 105 TO 110 DEGREES EACH AFTERNOON THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...NIGHT TIME HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
668 WWUS73 KFSD 161535 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1035 AM CDT SAT JUL 16 2011 ...VERY HOT AND HUMID CONDITIONS THIS WEEKEND THROUGH EARLY NEXT WEEK... .PROLONGED HEAT AND HUMIDITY WILL LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS STARTING TODAY AND CONTINUING THROUGH THE MIDDLE OF NEXT WEEK. HIGH TEMPERATURES TODAY THROUGH WEDNESDAY WILL BE IN THE 90S TO AROUND 100. THESE TEMPERATURES... IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO MAKE THE HEAT INDEX VALUES RISE TO 102 TO 113 DEGREES EACH AFTERNOON. NIGHTTIME TEMPERATURES WILL ONLY FALL INTO THE MID TO UPPER 70S WHICH WILL PROVIDE LITTLE RELIEF TO THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-162345- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 1035 AM CDT SAT JUL 16 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL AVERAGE 103 TO 113 DEGREES EACH AFTERNOON THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...NIGHT TIME HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-162345- /O.CON.KFSD.EH.W.0001.110716T1800Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 1035 AM CDT SAT JUL 16 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL AVERAGE 105 TO 110 DEGREES EACH AFTERNOON THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...NIGHT TIME HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
389 WWUS73 KFSD 161922 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 222 PM CDT SAT JUL 16 2011 ...VERY HOT AND HUMID CONDITIONS THIS WEEKEND THROUGH THE MIDDLE OF NEXT WEEK... .PROLONGED HEAT AND HUMIDITY WILL LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS STARTING TODAY AND CONTINUING THROUGH THE MIDDLE OF NEXT WEEK. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE 90S TO 100 TO 105. THESE TEMPERATURES... IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO MAKE THE HEAT INDEX VALUES RISE TO 102 TO 113 DEGREES EACH AFTERNOON. OVERNIGHT TEMPERATURES WILL ONLY FALL AS LOW AS THE MID TO UPPER 70S WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-170330- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 222 PM CDT SAT JUL 16 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY ABOUT 11 AM CDT EACH MORNING AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL APPROACH 110 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-170330- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 222 PM CDT SAT JUL 16 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY ABOUT 11 AM CDT EACH MORNING AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL APPROACH 104 TO 112 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
528 WWUS73 KFSD 170140 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 840 PM CDT SAT JUL 16 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF NEXT WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS TODAY AND WILL CONTINUE THROUGH THE MIDDLE OF NEXT WEEK. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO 105. THESE TEMPERATURES... IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO MAKE THE HEAT INDEX VALUES RISE TO 102 TO 113 DEGREES EACH AFTERNOON. OVERNIGHT TEMPERATURES WILL ONLY FALL AS LOW AS THE MID TO UPPER 70S WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-170945- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 840 PM CDT SAT JUL 16 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY ABOUT 11 AM CDT EACH MORNING AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL APPROACH 110 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-170945- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 840 PM CDT SAT JUL 16 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY ABOUT 11 AM CDT EACH MORNING AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL APPROACH 104 TO 112 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
884 WWUS73 KFSD 170853 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 353 AM CDT SUN JUL 17 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF NEXT WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS TODAY AND WILL CONTINUE THROUGH THE MIDDLE OF NEXT WEEK. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO LOWER 100S. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO MAKE THE HEAT INDEX VALUES RISE TO 105 TO 115 DEGREES EACH AFTERNOON. OVERNIGHT TEMPERATURES WILL ONLY FALL AS LOW AS THE MID TO UPPER 70S WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-171700- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 353 AM CDT SUN JUL 17 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL APPROACH 110 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-171700- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 353 AM CDT SUN JUL 17 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 108 TO 113 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
285 WWUS73 KFSD 171544 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1044 AM CDT SUN JUL 17 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF THE WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS TODAY AND WILL CONTINUE THROUGH THE MIDDLE OF THIS WEEK. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO LOWER 100S. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO MAKE THE HEAT INDEX VALUES RISE TO 105 TO 115 DEGREES EACH AFTERNOON. OVERNIGHT TEMPERATURES WILL ONLY FALL AS LOW AS THE MID TO UPPER 70S WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-172345- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 1044 AM CDT SUN JUL 17 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL APPROACH 110 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-172345- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 1044 AM CDT SUN JUL 17 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 108 TO 113 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
542 WWUS73 KFSD 172051 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 351 PM CDT SUN JUL 17 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF THE WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS...WHICH WILL CONTINUE THROUGH THE MIDDLE OF THIS WEEK. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO LOWER 100S. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO CREATE HEAT INDICES OF 105 TO 115 DEGREES EACH AFTERNOON. OVERNIGHT HEAT INDICES WILL ONLY FALL TO AROUND 80 DEGREES WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-180500- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 351 PM CDT SUN JUL 17 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL APPROACH 110 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-180500- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 351 PM CDT SUN JUL 17 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 108 TO 113 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE MID AND UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
156 WWUS73 KFSD 180227 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 927 PM CDT SUN JUL 17 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF THE WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS...WHICH WILL CONTINUE THROUGH THE MIDDLE OF THIS WEEK. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO LOWER 100S. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO CREATE HEAT INDICES OF 105 TO 115 DEGREES EACH AFTERNOON. OVERNIGHT HEAT INDICES WILL ONLY FALL TO AROUND 80 DEGREES WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-181030- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 927 PM CDT SUN JUL 17 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL APPROACH 110 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-181030- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 927 PM CDT SUN JUL 17 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN ABOVE 95 DEGREES THROUGH ABOUT 900 PM CDT EACH EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 108 TO 113 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
874 WWUS73 KFSD 180907 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 407 AM CDT MON JUL 18 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF THE WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS...WHICH WILL CONTINUE THROUGH THE MIDDLE OF THIS WEEK. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO LOWER 100S. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO CREATE HEAT INDICES OF 105 TO 115 DEGREES EACH AFTERNOON. OVERNIGHT HEAT INDICES WILL ONLY FALL TO 75 TO 85 DEGREES WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. A WEAK COLD FRONT WILL MOVE THROUGH THIS AREA WEDNESDAY NIGHT. THEREFORE SOME RELIEF FROM THE EXCESSIVELY HOT TEMPERATURES WILL BE IN STORE FOR THURSDAY AND FRIDAY. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-181715- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 407 AM CDT MON JUL 18 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN WELL INTO THE 90S ALL EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 110 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-181715- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 407 AM CDT MON JUL 18 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN WELL INTO THE 90S ALL EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 105 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
658 WWUS73 KFSD 182016 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 316 PM CDT MON JUL 18 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF THE WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS...WHICH WILL CONTINUE THROUGH THE MIDDLE OF THIS WEEK. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO LOWER 100S. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO CREATE HEAT INDICES OF 105 TO 115 DEGREES EACH AFTERNOON. OVERNIGHT HEAT INDICES WILL ONLY FALL TO 75 TO 85 DEGREES WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. A WEAK COLD FRONT WILL MOVE THROUGH THIS AREA WEDNESDAY NIGHT. THEREFORE SOME RELIEF FROM THE EXCESSIVELY HOT TEMPERATURES WILL BE IN STORE FOR THURSDAY AND FRIDAY. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-190430- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 316 PM CDT MON JUL 18 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN WELL INTO THE 90S ALL EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 110 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-190430- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 316 PM CDT MON JUL 18 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN WELL INTO THE 90S ALL EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 105 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ BT/TU
297 WWUS73 KFSD 190156 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 856 PM CDT MON JUL 18 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF THE WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS...WHICH WILL CONTINUE THROUGH THE MIDDLE OF THIS WEEK. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO LOWER 100S. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO CREATE HEAT INDICES OF 105 TO 115 DEGREES EACH AFTERNOON. OVERNIGHT HEAT INDICES WILL ONLY FALL TO 75 TO 85 DEGREES WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. A WEAK COLD FRONT WILL MOVE THROUGH THIS AREA WEDNESDAY NIGHT. THEREFORE SOME RELIEF FROM THE EXCESSIVELY HOT TEMPERATURES WILL BE IN STORE FOR THURSDAY AND FRIDAY. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-191000- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 856 PM CDT MON JUL 18 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN WELL INTO THE 90S ALL EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 110 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-191000- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 856 PM CDT MON JUL 18 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN WELL INTO THE 90S ALL EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 105 TO 115 DEGREES EACH DAY THROUGH WEDNESDAY. IN ADDITION TO THE EXCESSIVE HEAT INDEX VALUES DURING THE DAYTIME...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
432 WWUS73 KFSD 190844 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 344 AM CDT TUE JUL 19 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF THE WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS...WHICH WILL CONTINUE THROUGH WEDNESDAY. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO LOWER 100S. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO CREATE HEAT INDICES OF 105 TO 115 DEGREES EACH AFTERNOON. OVERNIGHT HEAT INDICES WILL ONLY FALL TO 75 TO 85 DEGREES WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. A WEAK COLD FRONT WILL MOVE THROUGH THIS AREA WEDNESDAY NIGHT. THEREFORE SOME RELIEF FROM THE EXCESSIVELY HOT TEMPERATURES WILL BE IN STORE FOR THURSDAY AND FRIDAY. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-191645- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 344 AM CDT TUE JUL 19 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON TODAY...AND REMAIN WELL INTO THE 90S THIS EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 110 TO 115 DEGREES. TONIGHT...THE HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. THEN ON WEDNESDAY...A COLD FRONT PASSAGE IS EXPECTED TO GIVE MODEST RELIEF TO THE HURON AND CHAMBERLAIN SOUTH DAKOTA AREAS...WITH HEAT INDEX VALUES TOPPING OUT IN THE UPPER 90S. BUT ELSEWHERE... HEAT INDICES WILL AGAIN TOP OUT AT 105 TO 115 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-191645- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 344 AM CDT TUE JUL 19 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL ONCE AGAIN CLIMB INTO THE 105 TO 115 DEGREE RANGE BOTH TODAY AND WEDNESDAY. FURTHERMORE...THE HEAT INDEX WILL REACH 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN WELL INTO THE 90S THIS EVENING. TONIGHT...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
213 WWUS73 KFSD 191529 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1029 AM CDT TUE JUL 19 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF THE WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS...WHICH WILL CONTINUE THROUGH WEDNESDAY. HIGH TEMPERATURES THROUGH WEDNESDAY WILL BE IN THE MIDDLE 90S TO LOWER 100S. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO CREATE HEAT INDICES OF 105 TO 115 DEGREES EACH AFTERNOON. OVERNIGHT HEAT INDICES WILL ONLY FALL TO 75 TO 85 DEGREES WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. A WEAK COLD FRONT WILL MOVE THROUGH THIS AREA WEDNESDAY NIGHT. THEREFORE SOME RELIEF FROM THE EXCESSIVELY HOT TEMPERATURES WILL BE IN STORE FOR THURSDAY AND FRIDAY. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-192330- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 1029 AM CDT TUE JUL 19 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CLIMB ABOVE 100 DEGREES BY AROUND NOON TODAY...AND REMAIN WELL INTO THE 90S THIS EVENING. THE HIGHEST AFTERNOON HEAT INDICES WILL AVERAGE 110 TO 115 DEGREES. TONIGHT...THE HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. THEN ON WEDNESDAY...A COLD FRONT PASSAGE IS EXPECTED TO GIVE MODEST RELIEF TO THE HURON AND CHAMBERLAIN SOUTH DAKOTA AREAS...WITH HEAT INDEX VALUES TOPPING OUT IN THE UPPER 90S. BUT ELSEWHERE... HEAT INDICES WILL AGAIN TOP OUT AT 105 TO 115 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-192330- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 1029 AM CDT TUE JUL 19 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL ONCE AGAIN CLIMB INTO THE 105 TO 115 DEGREE RANGE BOTH TODAY AND WEDNESDAY. FURTHERMORE...THE HEAT INDEX WILL REACH 100 DEGREES BY AROUND NOON EACH DAY...AND REMAIN WELL INTO THE 90S THIS EVENING. TONIGHT...OVERNIGHT HEAT INDEX VALUES WILL ONLY FALL INTO THE UPPER 70S TO MID 80S PROVIDING LIMITED RELIEF. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
483 WWUS73 KFSD 192033 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 333 PM CDT TUE JUL 19 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH THE MIDDLE OF THE WEEK... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS...WHICH WILL CONTINUE THROUGH WEDNESDAY. HIGH TEMPERATURES ON WEDNESDAY WILL CLIMB TO 95 TO 100 DEGREE. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY...WILL COMBINE TO CREATE HEAT INDICES OF 95 TO 110 DEGREES AGAIN ON WEDNESDAY. OVERNIGHT HEAT INDICES WILL ONLY FALL TO 75 TO 85 DEGREES WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. A WEAK COLD FRONT WILL MOVE THROUGH THIS AREA WEDNESDAY NIGHT. THEREFORE SOME RELIEF FROM THE EXCESSIVELY HOT TEMPERATURES WILL BE IN STORE FOR THURSDAY AND FRIDAY. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-200445- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 333 PM CDT TUE JUL 19 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL REMAIN ABOVE 100 THROUGH MID EVENING AND THEN ONLY FALL INTO THE UPPER 70S TO MID 80S DURING THE NIGHT. A COLD FRONT IS EXPECTED TO GIVE MODEST RELIEF TO THE HURON AND CHAMBERLAIN SOUTH DAKOTA AREAS ON WEDNESDAY... WITH HEAT INDEX VALUES TOPPING OUT IN THE UPPER 90S. BUT ELSEWHERE...HEAT INDICES WILL AGAIN TOP OUT AT 105 TO 110 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-200445- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 333 PM CDT TUE JUL 19 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL REMAIN ABOVE 100 THROUGH MID EVENING AND THEN ONLY FALL INTO THE UPPER 70S TO MID 80S DURING THE NIGHT. ON WEDNESDAY HEAT INDICES WILL TOP OUT AT 100 TO 110 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
822 WWUS73 KFSD 200154 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 854 PM CDT TUE JUL 19 2011 ...VERY HOT AND HUMID CONDITIONS TO CONTINUE THROUGH WEDNESDAY... .PROLONGED HEAT AND HUMIDITY HAVE LEAD TO VERY UNCOMFORTABLE AND POTENTIALLY DANGEROUS CONDITIONS...WHICH WILL CONTINUE THROUGH WEDNESDAY. HIGH TEMPERATURES ON WEDNESDAY WILL CLIMB TO 95 TO 100 DEGREES. THESE TEMPERATURES...IN ADDITION TO HIGH HUMIDITY... WILL COMBINE TO CREATE HEAT INDICES OF 95 TO 110 DEGREES AGAIN ON WEDNESDAY. OVERNIGHT HEAT INDICES WILL ONLY FALL TO 75 TO 85 DEGREES WHICH WILL NOT PROVIDE MUCH RELIEF FROM THE UNCOMFORTABLE CONDITIONS. A WEAK COLD FRONT WILL MOVE THROUGH THIS AREA WEDNESDAY NIGHT. THEREFORE SOME RELIEF FROM THE EXCESSIVELY HOT TEMPERATURES WILL BE IN STORE FOR THURSDAY AND FRIDAY. IAZ020>022-031-032-NEZ013-014-SDZ038-039-050-052>054-057>060- 063>065-068>071-201000- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE- KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-DAVISON- HANSON-CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- UNION- INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON... LAKE PRESTON...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...HOWARD...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 854 PM CDT TUE JUL 19 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL SLOWLY FALL INTO THE UPPER 70S TO MID 80S DURING THE NIGHT. A COLD FRONT IS EXPECTED TO GIVE MODEST RELIEF TO THE HURON AND CHAMBERLAIN SOUTH DAKOTA AREAS ON WEDNESDAY... WITH HEAT INDEX VALUES TOPPING OUT IN THE UPPER 90S. BUT ELSEWHERE...HEAT INDICES WILL AGAIN TOP OUT AT 105 TO 110 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ IAZ001>003-012>014-MNZ071-072-080-081-089-090-097-098-SDZ040-055- 056-061-062-066-067-201000- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-LINCOLN-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-BROOKINGS-LAKE-MOODY- MCCOOK-MINNEHAHA-TURNER- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...TYLER...HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...BROOKINGS...MADISON... FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 854 PM CDT TUE JUL 19 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL SLOWLY FALL INTO THE UPPER 70S TO MID 80S DURING THE NIGHT. ON WEDNESDAY HEAT INDICES WILL TOP OUT BETWEEN 100 TO 110 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
008 WWUS73 KFSD 200812 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 312 AM CDT WED JUL 20 2011 ...EXTREME HEAT AND HUMIDITY WILL ABATE FROM THE WEST... .PROLONGED HIGH HEAT AND HUMIDITY WILL PERSIST THROUGH TODAY OVER THE AREA EAST OF A HURON TO PICKSTOWN SOUTH DAKOTA LINE. LESS HOT AND HUMID WEATHER OVER THE FAR WESTERN PART OF THE AREA WILL SPREAD EAST BY THE START OF THIS EVENING...AS A WEAK COOL FRONT ARRIVES. BEFORE THE IMPROVEMENT...TEMPERATURES WILL STILL CLIMB WELL INTO THE 90S...WITH HIGH HUMIDITY CONTINUING ESPECIALLY OVER THE EASTERN PART OF THE AREA. HEAT INDICES OF 100 TO 108 DEGREES CAN BE EXPECTED. SDZ038-050-052-053-057-058-200915- /O.CAN.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...WOONSOCKET...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY 312 AM CDT WED JUL 20 2011 ...EXCESSIVE HEAT WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE EXCESSIVE HEAT WARNING. TEMPERATURES WARMING INTO THE LOWER TO MIDDLE 90S TODAY WILL BE 5 YO 10 DEGREES LESS HOT THAN READINGS TUESDAY. IN ADDITIONS...THE AIR WILL ALSO BECOME LESS HUMID. HEAT INDICES SHOULD STAY BELOW 100 DEGREES TODAY. $$ IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ039-040-054>056-059>071-201615- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON- PIPESTONE-ROCK-DIXON-DAKOTA-KINGSBURY-BROOKINGS-MINER-LAKE-MOODY- DAVISON-HANSON-MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON- TURNER-BON HOMME-YANKTON-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...LE MARS...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... DE SMET...ARLINGTON...LAKE PRESTON...BROOKINGS...HOWARD... MADISON...FLANDREAU...MITCHELL...ALEXANDRIA...EMERY...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR... YANKTON...VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 312 AM CDT WED JUL 20 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL RISE TO THE 100 TO 108 DEGREE RANGE TODAY...BEFORE A WEAK COOL FRONT BRINGS IMPROVEMENT BY THE START OF THIS EVENING. THE CONTINUED HUMID CONDITIONS WILL BE ACCOMPANIED BY ACTUAL TEMPERATURES WARMING INTO THE 90S. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$ WILLIAMS
015 WWUS73 KFSD 201541 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1041 AM CDT WED JUL 20 2011 ...EXTREME HEAT AND HUMIDITY WILL ABATE FROM THE WEST... .PROLONGED HIGH HEAT AND HUMIDITY WILL PERSIST THROUGH TODAY OVER THE AREA EAST OF A HURON TO PICKSTOWN SOUTH DAKOTA LINE. LESS HOT AND HUMID WEATHER OVER THE FAR WESTERN PART OF THE AREA WILL SPREAD EAST BY THE START OF THIS EVENING...AS A WEAK COOL FRONT ARRIVES. BEFORE THE IMPROVEMENT...TEMPERATURES WILL STILL CLIMB WELL INTO THE 90S...WITH HIGH HUMIDITY CONTINUING ESPECIALLY OVER THE EASTERN PART OF THE AREA. HEAT INDICES OF 100 TO 108 DEGREES CAN BE EXPECTED. IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ039-040-054>056-059>071-202345- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON- PIPESTONE-ROCK-DIXON-DAKOTA-KINGSBURY-BROOKINGS-MINER-LAKE-MOODY- DAVISON-HANSON-MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON- TURNER-BON HOMME-YANKTON-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...LE MARS...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... DE SMET...ARLINGTON...LAKE PRESTON...BROOKINGS...HOWARD... MADISON...FLANDREAU...MITCHELL...ALEXANDRIA...EMERY...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS...WAGNER... PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT... PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR... YANKTON...VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 1041 AM CDT WED JUL 20 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. * WEATHER CONDITIONS...HEAT INDEX VALUES WILL RISE TO THE 100 TO 108 DEGREE RANGE TODAY...BEFORE A WEAK COOL FRONT BRINGS IMPROVEMENT BY THE START OF THIS EVENING. THE CONTINUED HUMID CONDITIONS WILL BE ACCOMPANIED BY ACTUAL TEMPERATURES WARMING INTO THE 90S. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
892 WWUS73 KFSD 202003 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 303 PM CDT WED JUL 20 2011 ...EXTREME HEAT AND HUMIDITY WILL ABATE FROM THE WEST... .THE PROLONGED HIGH HEAT AND HUMIDITY IS FINALLY DECREASING FROM WEST TO EAST THIS AFTERNOON...WITH HEAT INDICES EXPECTED TO FALL BELOW 100 OVER NORTHWEST IOWA AND SOUTHWEST MINNESOTA EARLY THIS EVENING. HEAT INDICES ACROSS EASTERN SOUTH DAKOTA ARE ALREADY MAINLY BACK INTO THE 90S. AS THE DRIER AIR FILTERS IN TEMPERATURES WILL FALL TO MORE COMFORTABLE LOWS FROM THE MID 60S TO LOWER 70S. SDZ039-040-054>056-059>061-063>065-068-202115- /O.CAN.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ KINGSBURY-BROOKINGS-MINER-LAKE-MOODY-DAVISON-HANSON-MCCOOK- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...FLANDREAU...MITCHELL... ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA... DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL... SCOTLAND...SPRINGFIELD...AVON...TABOR 303 PM CDT WED JUL 20 2011 ...EXCESSIVE HEAT WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE EXCESSIVE HEAT WARNING. LATE AFTERNOON HEAT INDICES OF 95 TO 100 WILL STEADILY DROP THROUGH SUNSET WITH MUCH MORE COMFORTABLE HUMIDITY VALUES DEVELOPING. $$ IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ062-066-067-069>071-210000- /O.CON.KFSD.EH.W.0001.000000T0000Z-110721T0000Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON- PIPESTONE-ROCK-DIXON-DAKOTA-MINNEHAHA-TURNER-YANKTON-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...LE MARS...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG...YANKTON... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 303 PM CDT WED JUL 20 2011 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WEATHER CONDITIONS...HEAT INDEX VALUES WILL CONTINUE AT 100 TO 108 DEGREES THROUGH EARLY EVENING....BUT WILL BEGIN TO DROP AFTER SUNSET AS DRIER AIR FILTERS IN FROM THE WEST. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. STAY IN AN AIR CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. && $$
What forecasters said that day
The local office's own words before this excessive heat warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Sioux Falls, SD wrote its last area forecast discussion before this excessive heat warning went out at Jul 15, 3:40 AM CDT, 2 minutes earlier.
Area forecast discussion, Jul 15, 3:40 AM CDT, 2 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
340 AM CDT FRI JUL 15 2011
.DISCUSSION...
CONCERN TODAY IS BOTH HEAT AND CHANCE OF THUNDERSTORMS. MODELS ALL
HAVE A DIFFERENT SOLUTION ON TIMING OF STORMS WITH BUT GENERALLY
FROM THE AFTERNOON THROUGH EVENING HOURS. WAVE COMING NORTHEAST OUT
OF COLORADO IS BETTER FORECAST BY THE EC AND WILL FOLLOW MORE
CLOSELY WITH ITS SOLUTION. BASED ON THAT...EXPECT THE BEST CHANCE
FOR STORMS WILL BE FROM 18Z-03Z AND WILL ADJUST POPS ACCORDINGLY
WITH BEST CHANCE ALONG A YKN-FSD-MML LINE THIS AFTERNOON AND THEN
HIGHEST POPS OVER SOUTHWEST MN AND PARTS OF NORTHWEST IA THIS
EVENING. LOCALLY HEAVY RAIN WILL BE POSSIBLE WITH ANY OF THE STORMS.
SEVERE THREAT ALSO THERE WITH FAIRLY HIGH AFTERNOON CAPES AND MAIN
THREAT WOULD BE STRONG WINDS...AS HAIL THREAT NOT AS MUCH A THREAT
DUE TO THE WARMER TEMPERATURES ALOFT. FASTER TIMING WILL MEAN MORE
CLOUD COVER AND SLIGHTLY COOLER TEMPERATURES. STILL WITH DEW POINTS
IN THE 70S...WILL STILL FEEL VERY WARM TO HOT. THUS WITH HEAT
INDICES ACROSS SOUTHWEST CWA NEAR 100 THIS AFTERNOON AND THEN 100 TO
110 SATURDAY INTO TUESDAY...WILL JUST ISSUE A EXCESSIVE HEAT WARNING
THERE THROUGH TUESDAY EVENING. FURTHER NORTHEAST IT APPEARS THE HEAT
INDICES WILL NOT REACH ADVISORY CRITERIA UNTIL SATURDAY
AFTERNOON...BUT WITH THE PROLONGED TIME FRAME OF OF THE EVENT FROM
SATURDAY AFTERNOON THROUGH TUESDAY EVENING...WILL ISSUE EXCESSIVE
HEAT WARNING FOR NORTHEAST HALF OF CWA SATURDAY AFTERNOON THROUGH
TUESDAY EVENING.
ANY THUNDERSTORM ACTIVITY SHOULD BE OVER BY MID MORNING SATURDAY
ACROSS THE EAST WITH A DRY FORECAST THEREAFTER INTO WEDNESDAY
AFTERNOON.
MODELS SEEM TO BE MORE IN AGREEMENT WITH RIDGE BREAKING DOWN MID
WEEK...SO HEAT WAVE SHOULD BEGIN TO WANE THURSDAY...BUT STILL WARM
FOR NEXT WEEKEND...JUST NOT AS HOT AS THIS UPCOMING STRETCH.
&&
.AVIATION...
BROKEN MVFR...TO LOCALIZED IFR...STRATUS WHICH HAS PERSISTED MAINLY
EAST OF INTERSTATE 29 WILL PERSIST THROUGH LATE MORNING ACROSS THE
AREA...THOUGH COVERAGE IS QUESTIONABLE AS THE DECK HAS BEEN BREAKING
UP THROUGH THE LATE NIGHT HOURS. ANY STRATUS EXPECTED TO LIFT BY
18Z...WITH VFR CONDITIONS PREVAILING. WHILE CANNOT COMPLETELY RULE
OUT A FEW ISOLATED THUNDERSTORMS DURING THE DAY...CONFIDENCE NOT
HIGH ENOUGH TO MENTION IN THE TAFS AT THIS POINT.
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
IA...EXCESSIVE HEAT WARNING FROM 1 PM THIS AFTERNOON TO 1 AM CDT
WEDNESDAY FOR IAZ020>022-031-032.
EXCESSIVE HEAT WARNING FROM 1 PM SATURDAY TO 1 AM CDT WEDNESDAY
FOR IAZ001>003-012>014.
MN...EXCESSIVE HEAT WARNING FROM 1 PM SATURDAY TO 1 AM CDT WEDNESDAY
FOR MNZ071-072-080-081-089-090-097-098.
NE...EXCESSIVE HEAT WARNING FROM 1 PM THIS AFTERNOON TO 1 AM CDT
WEDNESDAY FOR NEZ013-014.
SD...EXCESSIVE HEAT WARNING FROM 1 PM THIS AFTERNOON TO 1 AM CDT
WEDNESDAY FOR SDZ038-039-050-052>054-057>060-063>065-
068>071.
EXCESSIVE HEAT WARNING FROM 1 PM SATURDAY TO 1 AM CDT WEDNESDAY
FOR SDZ040-055-056-061-062-066-067.
&&Hazardous weather outlook, Jul 14, 11:53 AM CDT, 15 hours 49 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 1153 AM CDT THU JUL 14 2011 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-151200- AURORA-BEADLE-BON HOMME-BROOKINGS-BRULE-BUENA VISTA IA- CHARLES MIX-CHEROKEE IA-CLAY-CLAY IA-COTTONWOOD MN-DAKOTA NE- DAVISON-DICKINSON IA-DIXON NE-DOUGLAS-GREGORY-HANSON-HUTCHINSON- IDA IA-JACKSON MN-JERAULD-KINGSBURY-LAKE-LINCOLN-LINCOLN MN- LYON IA-LYON MN-MCCOOK-MINER-MINNEHAHA-MOODY-MURRAY MN-NOBLES MN- OBRIEN IA-OSCEOLA IA-PIPESTONE MN-PLYMOUTH IA-ROCK MN-SANBORN- SIOUX IA-TURNER-UNION-WOODBURY IA-YANKTON- 1153 AM CDT THU JUL 14 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS... SCATTERED THUNDERSTORMS IN NORTHWEST IOWA WILL EXIT THE AREA IN THE EARLY AFTERNOON. THESE STORMS WILL NOT BE SEVERE. THERE IS A CHANCE THAT A FEW THUNDERSTORMS COULD REDEVELOP DURING THE LATE AFTERNOON OR EARLY EVENING WEST OF THE JAMES VALLEY...THEN SPREAD EAST OVERNIGHT ALONG AND NORTH OF INTERSTATE 90. IF THESE STORMS CAN DEVELOP...THEY MAY BE SEVERE WEST OF THE JAMES VALLEY...WITH THE MAIN THREATS BEING WIND GUSTS TO 60 MPH AND HAIL TO QUARTER SIZE. FLOODING... MINOR TO MODERATE CRESTS ARE EXPECTED ALONG THE BIG SIOUX AND LITTLE SIOUX RIVER BASINS OVER THE NEXT FEW DAYS DUE TO RECENT HEAVY RAINS. RECORD HIGH RELEASES ALONG THE MISSOURI RIVER WILL CONTINUE INTO LATE SUMMER. HIGH WATER LEVELS WILL CAUSE SIGNIFICANT IMPACTS BETWEEN CHAMBERLAIN AND SIOUX CITY. ADDITIONALLY...THE JAMES RIVER WILL BE IN FLOOD UNTIL FURTHER NOTICE...ALONG WITH LOWER PORTIONS OF THE BIG SIOUX NEAR SIOUX CITY DUE TO BACKWATER EFFECTS FROM THE MISSOURI RIVER. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THERE IS A CHANCE OF THUNDERSTORMS MAINLY FRIDAY NIGHT ACROSS THE REGION. IF THESE STORMS CAN DEVELOP...A FEW MAY BECOME SEVERE. DANGEROUS HEAT INDICES OF 100 TO 105 DEGREES CAN BE EXPECTED FRIDAY AFTERNOON AND EVENING...AND IN THE 100 TO 110 DEGREE RANGE SATURDAY AFTERNOON AND EVENING. DANGEROUS HEAT INDICES OF 105 TO 110 DEGREES WILL PERSIST DURING THE AFTERNOON AND EVENING HOURS SUNDAY THROUGH WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE POSSIBLE AFTER 6 PM WEST OF THE JAMES RIVER VALLEY. && FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.WEATHER.GOV/SIOUXFALLS. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 4:35 PM CDT | River Flood Warning | FSD | Minnehaha | 39 hr |
| Jul 15, 9:00 AM CDT | River Flood Warning | FSD | Woodbury | 8 days |
Nearby
Excessive Heat Warnings in South Dakota, 2011Excessive Heat Warnings in Iowa, 2011Excessive Heat Warnings in Minnesota, 2011Every excessive heat warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.