Alert archive / South Dakota / Blizzard Warnings in 2010
Blizzard Warning 1, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this blizzard warning at Jan 6, 2010, 9:59 AM CST for 14 counties in South Dakota; Dixon County, Nebraska. It took effect at Jan 6, 2010, 3:00 PM CST. It was in force for 18 hr. 23 reports 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
- Jan 6, 2010, 9:59 AM CST (15:59 UTC)
- In effect from
- Jan 6, 2010, 3:00 PM CST
- Expired
- Jan 7, 2010, 9:00 AM CST
- In force
- 18 hr
- Issued by
- NWS Sioux Falls, SD
Counties Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme 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, Sanborn County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 112 km from the middle of the area, began a volume at 16:03 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 |
|---|---|---|---|
| Jan 6, 3:01 PM CST | SNOW 5 | Plankinton, SD | |
| Jan 6, 3:05 PM CST | SNOW 4 | Wessington Springs, SD | |
| Jan 6, 3:08 PM CST | SNOW 5.5 | Yankton, SD | |
| Jan 6, 3:10 PM CST | SNOW 4 | Woonsocket, SD | |
| Jan 6, 3:14 PM CST | SNOW 5 | 5 Wnw Tabor, SD | |
| Jan 6, 3:16 PM CST | SNOW 5 | 3 E Ethan, SD | |
| Jan 6, 3:18 PM CST | SNOW 4 | 5 Wsw Martinsburg, NE | ALSO LOTS OF DRIFTING SNOW. |
| Jan 6, 3:18 PM CST | SNOW 5 | Menno, SD | |
| Jan 6, 3:25 PM CST | SNOW 4 | 5 Wsw Martinsburg, NE | |
| Jan 6, 4:00 PM CST | SNOW 4.8 | Huron, SD | |
| Jan 6, 6:30 PM CST | BLIZZARD | Gregory, SD | VISIBILITY AT BEST OVER LAST HOUR OF A QUARTER MILE. |
| Jan 6, 8:00 PM CST | BLIZZARD | Armour, SD | VISIBILITIES A QUARTER MILE OR LESS. |
| Jan 6, 8:00 PM CST | BLIZZARD | Chamberlain, SD | VISIBILITIES A QUARTER MILE OR LESS AT TIMES. |
| Jan 6, 8:00 PM CST | BLIZZARD | Lake Andes, SD | VISIBILITIES NEAR ZERO AT TIMES. |
| Jan 6, 8:00 PM CST | BLIZZARD | Wessington Springs, SD | VISIBILITIES A QUARTER MILE OR LESS AT TIMES. |
| Jan 7, 6:00 AM CST | SNOW 5.2 | Huron, SD | |
| Jan 7, 7:00 AM CST | SNOW 2.5 | White Lake, SD | COCORAHS |
| Jan 7, 7:00 AM CST | SNOW 5.5 | Menno, SD | COCORAHS |
| Jan 7, 7:00 AM CST | SNOW 5.6 | Pickstown, SD | COCORAHS |
| Jan 7, 8:00 AM CST | SNOW 4.9 | Mitchell, SD | COCORAHS |
| Jan 7, 8:00 AM CST | SNOW 5 | Gayville, SD | COCORAHS |
| Jan 7, 8:00 AM CST | SNOW 5.5 | 2 Se Yankton, SD | |
| Jan 7, 9:00 AM CST | SNOW 6.8 | Wessington Springs, SD |
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 12:00Z, 4.0 hours before the alert went out and 162 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 526 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 206 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
990 WWUS43 KFSD 061559 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 959 AM CST WED JAN 6 2010 .A VIGOROUS LOW PRESSURE WILL MOVE EAST ACROSS THE AREA TODAY AND TONIGHT...PRODUCING WIDESPREAD SNOW. THE HIGHEST SNOWFALL AMOUNTS OF 5 TO 8 INCHES CAN BE EXPECTED OVER SOUTHWEST MINNESOTA AND NORTHWEST IOWA FROM THIS LOW PRESSURE SYSTEM. LESSER SNOW TOTALS OF 3 TO 6 INCHES WILL OCCUR ACROSS SOUTHEAST SOUTH DAKOTA AND EXTREME NORTHEAST NEBRASKA. STRONG NORTHERLY WINDS WILL DEVELOP AS THE LOW PRESSURE SYSTEM MOVES ACROSS THE AREA...PRODUCING BLOWING AND DRIFTING SNOW. WINDS WILL INCREASE ACROSS SOUTHEAST SOUTH DAKOTA TODAY...AND NORTHWEST IOWA AND SOUTHWEST MINNESOTA TONIGHT. THE STRONGEST WINDS WILL OCCUR THROUGH THE JAMES AND MISSOURI VALLEY AREAS...PRODUCING BLIZZARD CONDITIONS. STRONG WINDS WILL ALSO CREATE BITTERLY COLD WIND CHILLS OF 25 TO 35 BELOW ZERO TONIGHT AND INTO THURSDAY. NEZ013-070000- /O.CAN.KFSD.WS.W.0001.000000T0000Z-100107T0300Z/ /O.UPG.KFSD.BZ.A.0001.100107T0300Z-100107T2100Z/ /O.NEW.KFSD.BZ.W.0001.100106T2100Z-100107T1500Z/ /O.EXA.KFSD.WW.Y.0001.000000T0000Z-100106T2100Z/ DIXON- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN 959 AM CST WED JAN 6 2010 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... ...BLIZZARD WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 AM CST THURSDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 AM CST THURSDAY. A WINTER WEATHER ADVISORY HAS ALSO BEEN ISSUED. THIS WINTER WEATHER ADVISORY FOR SNOW IS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON. THE WINTER STORM WARNING HAS BEEN CANCELLED. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW HEAVY AT TIMES...WILL CONTINUE TO FALL ACROSS THE AREA TODAY. SNOW WILL TAPER OFF TONIGHT...HOWEVER...STRONG NORTH WINDS WILL DEVELOP THIS AFTERNOON AND CONTINUE THROUGH THE OVERNIGHT...PRODUCING SEVERELY REDUCED VISIBILITIES...AND BITTERLY COLD WIND CHILLS. * ACCUMULATIONS...NEW SNOWFALL OF 4 TO 6 INCHES IS EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH LATE TODAY AND CONTINUE INTO THURSDAY. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE...AND NEAR ZERO AT TIMES IN OPEN AREAS FROM BLOWING SNOW. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO ARE WILL DEVELOP THIS EVENING AND CONTINUE INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ SDZ069-070-070000- /O.UPG.KFSD.BZ.A.0001.100107T0000Z-100107T1500Z/ /O.NEW.KFSD.BZ.W.0001.100106T2100Z-100107T1500Z/ /O.EXT.KFSD.WW.Y.0001.000000T0000Z-100106T2100Z/ YANKTON-CLAY- INCLUDING THE CITIES OF...YANKTON...VERMILLION 959 AM CST WED JAN 6 2010 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... ...BLIZZARD WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 AM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 AM CST THURSDAY. THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 3 PM CST THIS AFTERNOON. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW HEAVY AT TIMES...WILL CONTINUE TO FALL ACROSS THE AREA TODAY. SNOW WILL TAPER OFF TONIGHT...HOWEVER...STRONG NORTH WINDS WILL DEVELOP THIS AFTERNOON AND CONTINUE THROUGH THE OVERNIGHT...PRODUCING SEVERELY REDUCED VISIBILITIES...AND BITTERLY COLD WIND CHILLS. * ACCUMULATIONS...NEW SNOWFALL OF 4 TO 6 INCHES IS EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH LATE TODAY AND CONTINUE INTO THURSDAY. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE...AND NEAR ZERO AT TIMES IN OPEN AREAS FROM BLOWING SNOW. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO ARE WILL DEVELOP THIS EVENING AND CONTINUE INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ SDZ038-050-052-053-057>060-063>065-068-070000- /O.UPG.KFSD.BZ.A.0001.100106T2100Z-100107T1200Z/ /O.NEW.KFSD.BZ.W.0001.100106T2100Z-100107T1500Z/ /O.CON.KFSD.WW.Y.0001.000000T0000Z-100106T2100Z/ BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...WOONSOCKET...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 959 AM CST WED JAN 6 2010 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... ...BLIZZARD WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 AM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 AM CST THURSDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON. * TIMING...SNOW HEAVY AT TIMES...WILL CONTINUE TO FALL ACROSS THE AREA TODAY. SNOW WILL TAPER OFF TONIGHT...HOWEVER...STRONG NORTH WINDS WILL DEVELOP THIS AFTERNOON AND CONTINUE THROUGH THE OVERNIGHT...PRODUCING SEVERELY REDUCED VISIBILITIES...AND BITTERLY COLD WIND CHILLS. * ACCUMULATIONS...NEW SNOWFALL OF 2 TO 4 INCHES IS EXPECTED WITH LOCALLY HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH LATE TODAY AND CONTINUE INTO THURSDAY. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE...AND NEAR ZERO AT TIMES IN OPEN AREAS FROM BLOWING SNOW. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO ARE WILL DEVELOP THIS EVENING AND CONTINUE INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ SDZ039-040-054>056-061-062-066-067-070000- /O.UPG.KFSD.WW.Y.0001.000000T0000Z-100107T0000Z/ /O.UPG.KFSD.BZ.A.0001.100107T0000Z-100107T1500Z/ /O.EXB.KFSD.WS.W.0001.000000T0000Z-100107T1800Z/ KINGSBURY-BROOKINGS-MINER-LAKE-MOODY-MCCOOK-MINNEHAHA-TURNER- LINCOLN- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...FLANDREAU...SALEM...CANISTOTA... BRIDGEWATER...MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG 959 AM CST WED JAN 6 2010 ...WINTER STORM WARNING IN EFFECT UNTIL NOON CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING FOR SNOW...BLOWING SNOW...AND BITTERLY COLD WIND CHILLS...IS IN EFFECT UNTIL NOON CST THURSDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW HEAVY AT TIMES...WILL CONTINUE TO FALL ACROSS THE AREA TODAY. SNOW WILL SLOWLY TAPER OFF TONIGHT...HOWEVER... STRONG NORTH WINDS WILL DEVELOP. STRONG WINDS WILL CONTINUE THROUGH TONIGHT AND INTO THURSDAY...PRODUCING BLOWING AND DRIFTING SNOW...AND BITTERLY COLD WIND CHILLS. * ACCUMULATIONS...NEW SNOWFALL OF 4 TO 6 INCHES IS EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH LATE TODAY AND CONTINUE INTO THURSDAY. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE QUARTER MILE AT TIMES IN OPEN AREAS FROM BLOWING SNOW. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO ARE WILL DEVELOP THIS EVENING AND CONTINUE INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ MNZ071-072-097-070000- /O.UPG.KFSD.WW.Y.0001.000000T0000Z-100107T0300Z/ /O.UPG.KFSD.BZ.A.0001.100107T0300Z-100107T2100Z/ /O.EXB.KFSD.WS.W.0001.000000T0000Z-100107T2100Z/ LINCOLN-LYON-PIPESTONE- INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON... IVANHOE...MARSHALL...PIPESTONE 959 AM CST WED JAN 6 2010 ...WINTER STORM WARNING IN EFFECT UNTIL 3 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING FOR SNOW IS IN EFFECT UNTIL 3 PM CST THURSDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW HEAVY AT TIMES...WILL CONTINUE TO FALL ACROSS THE AREA TODAY AND TONIGHT...THEN SNOW WILL SLOWLY TAPER OFF THURSDAY. STRONG NORTH WINDS WILL DEVELOP TONIGHT AND CONTINUE INTO THURSDAY...PRODUCING BLOWING AND DRIFTING SNOW...AND BITTERLY COLD WIND CHILLS. * ACCUMULATIONS...NEW SNOWFALL OF 5 TO 8 INCHES IS EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH LATE TODAY AND CONTINUE INTO THURSDAY. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE QUARTER MILE AT TIMES IN OPEN AREAS. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO ARE WILL DEVELOP THIS EVENING AND CONTINUE INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ002-003-013-014-021-022-032-MNZ080-081-089-090-098-070000- /O.UPG.KFSD.BZ.A.0001.100107T0300Z-100107T2100Z/ /O.EXT.KFSD.WS.W.0001.000000T0000Z-100107T2100Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-MURRAY- COTTONWOOD-NOBLES-JACKSON-ROCK- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE... STORM LAKE...IDA GROVE...HOLSTEIN...BATTLE CREEK...SLAYTON... FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON...JACKSON... LAKEFIELD...LUVERNE 959 AM CST WED JAN 6 2010 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 3 PM CST THURSDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 3 PM CST THURSDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW HEAVY AT TIMES...WILL CONTINUE TO FALL ACROSS THE AREA TODAY AND TONIGHT...THEN SNOW WILL SLOWLY TAPER OFF THURSDAY. STRONG NORTH WINDS WILL DEVELOP TONIGHT AND CONTINUE INTO THURSDAY...PRODUCING BLOWING AND DRIFTING SNOW...AND BITTERLY COLD WIND CHILLS. * ACCUMULATIONS...NEW SNOWFALL OF 5 TO 8 INCHES IS EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH LATE TODAY AND CONTINUE INTO THURSDAY. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE QUARTER MILE AT TIMES IN OPEN AREAS. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO ARE WILL DEVELOP THIS EVENING AND CONTINUE INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ001-012-020-031-NEZ014-SDZ071-070000- /O.UPG.KFSD.BZ.A.0001.100107T0300Z-100107T2100Z/ /O.EXT.KFSD.WS.W.0001.000000T0000Z-100107T1800Z/ LYON-SIOUX-PLYMOUTH-WOODBURY-DAKOTA-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... SOUTH SIOUX CITY...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 959 AM CST WED JAN 6 2010 ...WINTER STORM WARNING NOW IN EFFECT UNTIL NOON CST THURSDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL NOON CST THURSDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW HEAVY AT TIMES...WILL CONTINUE TO FALL ACROSS THE AREA TODAY. SNOW WILL SLOWLY TAPER OFF TONIGHT...HOWEVER... STRONG NORTH WINDS WILL DEVELOP. STRONG WINDS WILL CONTINUE THROUGH TONIGHT AND INTO THURSDAY...PRODUCING BLOWING AND DRIFTING SNOW...AND BITTERLY COLD WIND CHILLS. * ACCUMULATIONS...NEW SNOWFALL OF 4 TO 6 INCHES IS EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH LATE TODAY AND CONTINUE INTO THURSDAY. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE QUARTER MILE AT TIMES IN OPEN AREAS. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO ARE WILL DEVELOP THIS EVENING AND CONTINUE INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ LIEBL
3 follow-up statements
878 WWUS43 KFSD 062132 WSWFSD WWUS43 KFSD 062130 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 330 PM CST WED JAN 6 2010 .LOW PRESSURE WILL MOVE EASTWARD TONIGHT ACROSS THE CENTRAL AND SOUTHERN PLAINS. PERIODS OF SNOW WILL CONTINUE TO FALL THROUGHOUT SOUTHWEST MINNESOTA AND NORTHWEST IOWA. HOWEVER GENERALLY ALONG AND WEST OF I 29...THERE WILL BE SOMEWHAT OF A BREAK IN THE EARLY EVENING...BEFORE WRAP AROUND SNOW DRIFTS DOWN FROM THE NORTH FOR THE REST OF TONIGHT. STORM TOTALS WILL AVERAGE FROM 3 TO 5 INCHES WEST OF THE JAMES RIVER VALLEY...TO 5 TO NEARLY 8 INCHES EAST OF THE JAMES RIVER VALLEY...WITH THE HIGHEST AMOUNTS ALONG AND EAST OF THE I 29 CORRIDOR. THE MAIN PROBLEM HEADING INTO TONIGHT AND THURSDAY WILL BE THE STRONG NORTHWEST WINDS...WHICH WILL DEVELOP FROM WEST TO EAST AS ARCTIC HIGH PRESSURE CRASHES DOWN FROM CANADA. WINDS AVERAGING 25 TO 40 MPH WILL BE COMMON WILL WORK THEIR WAY EASTWARD..MODESTLY SUBSIDING THURSDAY AFTERNOON. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW...WITH BLIZZARD CONDITIONS ALONG THE JAMES AND MISSOURI RIVER CORRIDORS. IN ADDITION...BITTERLY COLD WIND CHILLS OF 25 BELOW TO 35 BELOW ZERO WILL BE FOUND LATE TONIGHT AND INTO THURSDAY. NEZ013-SDZ038-050-052-053-057>060-063>065-068>070-070530- /O.EXP.KFSD.WW.Y.0001.000000T0000Z-100106T2100Z/ /O.CON.KFSD.BZ.W.0001.000000T0000Z-100107T1500Z/ DIXON-BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...HURON... GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...WOONSOCKET... 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 330 PM CST WED JAN 6 2010 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY... ...WINTER WEATHER ADVISORY HAS EXPIRED... A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY. * TIMING...AFTER A BREAK IN THE SNOW EARLY THIS EVENING...SNOW WILL THEN WRAP BACK DOWN ACROSS THE AREA FROM THE NORTH FOR THE REST OF THE NIGHT. ADDITIONAL ACCUMULATIONS WILL BE AN INCH OR LESS...BUT STRONG NORTHWEST WINDS WILL WILL PRODUCE BITTERLY COLD WIND CHILLS AND SEVERELY REDUCED VISIBILITIES IN BLOWING SNOW THROUGH THURSDAY MORNING. * ACCUMULATIONS...TOTAL SNOWFALL OF 3 TO 5 INCHES WILL BE COMMON THROUGH EARLY THURSDAY...WITH A FEW LOCAL AMOUNTS THAT WILL BE SLIGHTLY HIGHER. IN GENERAL...THE LESSER AMOUNTS WILL BE FOUND APPROACHING CENTRAL SOUTH DAKOTA...WITH THE HIGHER AMOUNTS IN THE JAMES RIVER VALLEY. * WIND AND VISIBILITY...NORTHWEST WINDS WILL BECOME 25 TO 40 MPH TONIGHT AND EARLY THURSDAY. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE...AND NEAR ZERO AT TIMES IN OPEN AREAS FROM BLOWING SNOW. THE VISIBILITY WILL THEN IMPROVE BY MIDDAY THURSDAY. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO WILL BE FOUND LATE TONIGHT AND THURSDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ IAZ002-003-013-014-021-022-032-MNZ071-072-080-081-089-090-097-098- 070530- /O.CON.KFSD.WS.W.0001.000000T0000Z-100107T2100Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-LINCOLN- LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE... STORM LAKE...IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER... HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA... WINDOM...MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD... PIPESTONE...LUVERNE 330 PM CST WED JAN 6 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM CST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM CST THURSDAY. * TIMING...SNOW WILL CONTINUE INTO THIS EVENING...THEN WRAP BACK DOWN FROM THE NORTH LATE TONIGHT AND THURSDAY. IN ADDITION TO THE SNOW...STRONG NORTHWEST WINDS WILL THEN DEVELOP BY MIDNIGHT TONIGHT AND CONTINUE THROUGH THURSDAY. * ACCUMULATIONS...TOTAL SNOWFALL THROUGH THURSDAY MORNING OF 5 TO 8 INCHES WILL BE COMMON. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH BY MIDNIGHT TONIGHT AND CONTINUE INTO THURSDAY. BY MIDNIGHT...VISIBILITIES MAY BE REDUCED TO LESS THAN ONE QUARTER MILE AT TIMES IN OPEN AREAS IN BLOWING AND DRIFTING SNOW...LASTING INTO THURSDAY. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO WILL OCCUR LATE TONIGHT AND THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ001-012-020-031-NEZ014-SDZ039-040-054>056-061-062-066-067-071- 070530- /O.CON.KFSD.WS.W.0001.000000T0000Z-100107T1800Z/ LYON-SIOUX-PLYMOUTH-WOODBURY-DAKOTA-KINGSBURY-BROOKINGS-MINER- LAKE-MOODY-MCCOOK-MINNEHAHA-TURNER-LINCOLN-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... SOUTH SIOUX CITY...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...FLANDREAU...SALEM...CANISTOTA... BRIDGEWATER...MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 330 PM CST WED JAN 6 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST THURSDAY. * TIMING...AFTER A BREAK IN THE SNOW EARLY THIS EVENING...SNOW WILL THEN WRAP BACK DOWN ACROSS THE AREA FROM THE NORTH FOR THE REST OF THE NIGHT. ADDITIONAL ACCUMULATIONS WILL AVERAGE 1 TO 2 INCHES. BUT STRONG NORTHWEST WINDS DEVELOPING THIS EVENING...WILL PRODUCE BITTERLY COLD WIND CHILLS AND GREATLY REDUCED VISIBILITIES IN BLOWING SNOW...THROUGH THURSDAY IN OPEN AREAS. * ACCUMULATIONS...TOTAL SNOWFALL OF 4 TO 6 INCHES WILL BE COMMON THROUGH THURSDAY MORNING. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH THIS EVENING AND CONTINUE INTO THURSDAY. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE QUARTER MILE AT TIMES IN OPEN AREAS FROM BLOWING SNOW AFTER EVENING AND LASTING INTO THURSDAY MORNING. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO ARE WILL DEVELOP THIS EVENING AND CONTINUE INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
355 WWUS43 KFSD 070314 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 914 PM CST WED JAN 6 2010 .AREAS OF GENERALLY LIGHT SNOWFALL WILL CONTINUE TO WRAP BACK INTO EASTERN SOUTH DAKOTA TONIGHT...AS LOW PRESSURE DEVELOPS OVER THE EASTERN PLAINS. ADDITIONAL SNOWFALL WILL GENERALLY VARY FROM VERY LITTLE IN SOUTH CENTRAL SOUTH DAKOTA...TO AN INCH OR SO TOWARD INTERSTATE 29...TO ONE TO THREE INCHES IN PARTS OF SOUTHWEST MINNESOTA AND NORTHWEST IOWA. BY THE TIME SNOWFALL TAPERS OFF LATER TONIGHT OR EARLY THURSDAY...STORM TOTALS WILL AVERAGE FROM 3 TO 5 INCHES WEST OF THE JAMES RIVER VALLEY...TO 5 TO NEARLY 8 INCHES EAST OF THE JAMES RIVER VALLEY...WITH THE HIGHEST AMOUNTS ALONG AND EAST OF THE INTERSTATE 29 CORRIDOR. THE MAIN PROBLEM HEADING THROUGH TONIGHT AND THURSDAY WILL BE THE STRONG NORTHWEST WINDS...WHICH WILL CONTINUE TO DEVELOP FROM WEST TO EAST AS ARCTIC HIGH PRESSURE CRASHES DOWN FROM CANADA. WINDS AVERAGING 25 TO 35 MPH...WITH GUSTS TO AROUND 40 MPH THROUGH THE MISSOURI RIVER VALLEY...WILL BE COMMON THROUGH MIDDAY THURSDAY...BEFORE MODESTLY SUBSIDING THURSDAY AFTERNOON. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW...WITH BLIZZARD CONDITIONS ALONG THE JAMES AND MISSOURI RIVER CORRIDORS. IN ADDITION... BITTERLY COLD WIND CHILLS OF 25 BELOW TO 35 BELOW ZERO WILL BE FOUND LATE TONIGHT AND INTO THURSDAY...WHICH WILL DIP TO 35 BELOW TO 45 BELOW HEADING INTO THURSDAY NIGHT AND FRIDAY MORNING AS ACTUAL AIR TEMPERATURES PLUNGE TO THE TEENS AND 20S BELOW ZERO BY FRIDAY MORNING. NEZ013-SDZ038-050-052-053-057>060-063>065-068>070-071115- /O.NEW.KFSD.WC.W.0001.100107T1500Z-100108T1800Z/ /O.CON.KFSD.BZ.W.0001.000000T0000Z-100107T1500Z/ DIXON-BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...HURON... GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...WOONSOCKET... 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 914 PM CST WED JAN 6 2010 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY... ...WIND CHILL WARNING IN EFFECT FROM 9 AM THURSDAY TO NOON CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 9 AM THURSDAY TO NOON CST FRIDAY. A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY. * TIMING...AREAS OF LIGHT SNOW WILL GRADUALLY TAPER OFF AFTER MIDNIGHT...WITH LITTLE ADDITIONAL ACCUMULATION. STRONG NORTHWEST WINDS WILL CONTINUE TO PRODUCE SEVERELY REDUCED VISIBILITIES IN BLOWING SNOW TONIGHT AND EARLY THURSDAY MORNING...AS WELL AS BITTERLY COLD WIND CHILLS. THE MOST DANGEROUS WIND CHILLS WILL DEVELOP THURSDAY AFTERNOON THROUGH FRIDAY MORNING. * ACCUMULATIONS...TOTAL SNOWFALL OF 3 TO 5 INCHES WILL BE COMMON THROUGH EARLY THURSDAY. IN GENERAL...THE LESSER AMOUNTS WILL BE FOUND ACROSS SOUTH CENTRAL SOUTH DAKOTA...WITH THE HIGHER AMOUNTS IN THE JAMES RIVER VALLEY. * WIND AND VISIBILITY...NORTHWEST WINDS WILL BECOME 25 TO 40 MPH TONIGHT AND EARLY THURSDAY. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE...AND NEAR ZERO AT TIMES IN OPEN AREAS FROM BLOWING SNOW. THE VISIBILITY WILL THEN IMPROVE BY MIDDAY THURSDAY. * WIND CHILL VALUES...EXPECT WIND CHILLS FROM 25 TO 35 BELOW ZERO LATE TONIGHT THROUGH THURSDAY AFTERNOON...WITH WIND CHILLS FROM 35 TO 45 BELOW ZERO COMMON THURSDAY NIGHT INTO FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ IAZ002-003-013-014-021-022-032-MNZ071-072-080-081-089-090-097-098- 071115- /O.NEW.KFSD.WC.W.0001.100107T2100Z-100108T1800Z/ /O.CON.KFSD.WS.W.0001.000000T0000Z-100107T2100Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-LINCOLN- LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE... STORM LAKE...IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER... HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA... WINDOM...MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD... PIPESTONE...LUVERNE 914 PM CST WED JAN 6 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM CST THURSDAY... ...WIND CHILL WARNING IN EFFECT FROM 3 PM THURSDAY TO NOON CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 3 PM THURSDAY TO NOON CST FRIDAY. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM CST THURSDAY. * TIMING...SNOW WILL CONTINUE FOR MUCH OF THE NIGHT...MOSTLY LIGHT. IN ADDITION TO THE SNOW...STRONG NORTHWEST WINDS WILL THEN DEVELOP AROUND MIDNIGHT TONIGHT AND CONTINUE THROUGH THURSDAY...BEFORE MODESTLY DIMINISHING THURSDAY EVENING. * ACCUMULATIONS...TOTAL SNOWFALL THROUGH THURSDAY MORNING OF 5 TO 8 INCHES WILL BE COMMON. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH AFTER MIDNIGHT...AND CONTINUE THROUGH THURSDAY. VISIBILITIES BY LATE TONIGHT MAY BE REDUCED TO ONE QUARTER MILE AT TIMES IN OPEN AREAS DUE TO BLOWING AND DRIFTING SNOW...LASTING INTO THURSDAY AFTERNOON. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO WILL OCCUR LATE TONIGHT AND THURSDAY...THEN BECOME 35 TO 45 BELOW ZERO THURSDAY NIGHT AND FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ IAZ001-012-020-031-NEZ014-SDZ039-040-054>056-061-062-066-067-071- 071115- /O.NEW.KFSD.WC.W.0001.100107T1800Z-100108T1800Z/ /O.CON.KFSD.WS.W.0001.000000T0000Z-100107T1800Z/ LYON-SIOUX-PLYMOUTH-WOODBURY-DAKOTA-KINGSBURY-BROOKINGS-MINER- LAKE-MOODY-MCCOOK-MINNEHAHA-TURNER-LINCOLN-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... SOUTH SIOUX CITY...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...FLANDREAU...SALEM...CANISTOTA... BRIDGEWATER...MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 914 PM CST WED JAN 6 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST THURSDAY... ...WIND CHILL WARNING IN EFFECT FROM NOON THURSDAY TO NOON CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM NOON THURSDAY TO NOON CST FRIDAY. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST THURSDAY. * TIMING...MAINLY LIGHT SNOWFALL TO BRIEFLY MODERATE SNOWFALL WILL PERSIST WELL INTO THE NIGHT...WITH ADDITIONAL ACCUMULATIONS EXPECTED TO AVERAGE 1 TO 2 INCHES. NORTH TO NORTHWEST WINDS WILL CONTINUE TO STRENGTHEN...WHICH WILL PRODUCE BITTERLY COLD WIND CHILLS AND GREATLY REDUCED VISIBILITIES IN BLOWING SNOW...THROUGH THURSDAY IN OPEN AREAS. WHILE WINDS WILL DIMINISH MODESTLY ON THURSDAY EVENING..BITTERLY COLD TEMPERATURES WILL MAINTAIN DANGEROUSLY COLD WIND CHILLS. * ACCUMULATIONS...TOTAL SNOWFALL OF 4 TO 6 INCHES WILL BE COMMON THROUGH THURSDAY MORNING. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH LATE THIS EVENING AND CONTINUE INTO THURSDAY. VISIBILITIES MAY BE REDUCED TO AROUND ONE QUARTER MILE AT TIMES IN OPEN AREAS FROM BLOWING SNOW...MAINLY AFTER MIDNIGHT AND LASTING INTO THURSDAY MORNING. * WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO WILL DEVELOP LATER TONIGHT...AND CONTINUE THROUGH MIDDAY THURSDAY. WIND CHILL READINGS WILL PLUNGE TO 35 BELOW TO 45 BELOW ZERO THURSDAY NIGHT INTO FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ CHAPMAN
733 WWUS43 KFSD 070945 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 345 AM CST THU JAN 7 2010 .STRONG NORTHWEST WINDS OF 20 TO 40 MPH WILL PERSIST ACROSS THE AREA THIS MORNING...DECREASING TO 15 TO 30 MPH THIS AFTERNOON. THESE STRONG WINDS...COMBINED WITH THE PREVIOUS FALLEN SNOW...WILL PRODUCE WIDESPREAD BLOWING SNOW TODAY...WITH BLIZZARDS CONDITIONS PERSISTING THROUGH MID MORNING ALONG AND WEST OF THE JAMES RIVER. THE MAIN PROBLEM TONIGHT AND FRIDAY MORNING WILL BE THE BRUTALLY COLD WIND CHILLS. TEMPERATURES WILL CONTINUE TO FALL TODAY AND TEMPERATURES BY FRIDAY MORNING WILL VARY FROM 15 BELOW TO 25 BELOW. THESE BITTERLY COLD TEMPERATURES COMBINED WITH THE WIND WILL PRODUCE WIND CHILLS OF 20 BELOW TO 35 BELOW TODAY...AND 30 BELOW TO 45 BELOW TONIGHT INTO FRIDAY MORNING. NEZ013-SDZ038-050-052-053-057>060-063>065-068>070-071745- /O.CON.KFSD.BZ.W.0001.000000T0000Z-100107T1500Z/ /O.CON.KFSD.WC.W.0001.100107T1500Z-100108T1800Z/ DIXON-BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON-CLAY- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...HURON... GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...WOONSOCKET... 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 345 AM CST THU JAN 7 2010 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO NOON CST FRIDAY... A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING. A WIND CHILL WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO NOON CST FRIDAY. * TIMING...STRONG NORTHWEST WINDS OF 25 TO 35 MPH WILL CONTINUE TO PRODUCE BLIZZARD CONDITIONS...ESPECIALLY IN OPEN AREAS THROUGH MID MORNING. THE NORTHWEST WINDS WILL DECREASE TO 15 TO 30 MPH WHICH WILL ALLOW VISIBILITIES TO IMPROVE. * WIND AND VISIBILITY...THE STRONG NORTHWEST WINDS WILL CREATE WIDESPREAD BLOWING SNOW...WHICH WILL REDUCE VISIBILITIES TO NEAR ZERO...ESPECIALLY IN OPEN AREAS THROUGH MID MORNING. * WIND CHILL VALUES...EXPECT WIND CHILLS FROM 25 TO 35 BELOW TODAY AND FROM 35 BELOW TO 45 BELOW TONIGHT INTO FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ IAZ002-003-013-014-021-022-032-MNZ071-072-080-081-089-090-097-098- 071745- /O.CON.KFSD.WS.W.0001.000000T0000Z-100107T2100Z/ /O.CON.KFSD.WC.W.0001.100107T2100Z-100108T1800Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-LINCOLN- LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE... STORM LAKE...IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER... HENDRICKS...LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA... WINDOM...MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD... PIPESTONE...LUVERNE 345 AM CST THU JAN 7 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO NOON CST FRIDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON. A WIND CHILL WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO NOON CST FRIDAY. * TIMING...WIDESPREAD BLOWING SNOW WILL PERSIST ACROSS THE AREA THROUGH MID AFTERNOON DUE TO THE STRONG NORTHWEST WINDS OF 20 TO 35 MPH. THE WINDS WILL DECREASE TO 15 TO 30 MPH BY LATE AFTERNOON. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS TODAY WILL BE LESS THAN ONE INCH. * WIND AND VISIBILITY...THE STRONG NORTHWEST WINDS COMBINED WITH THE PREVIOUS SNOW WILL PRODUCE WIDESPREAD BLOWING SNOW TODAY...WITH VISIBILITIES DROPPING TO ONE HALF MILE AT TIMES. * WIND CHILL VALUES...WIND CHILLS OF 20 TO 35 BELOW ZERO WILL BE COMMON TODAY AND 30 BELOW TO 40 BELOW TONIGHT INTO FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ IAZ001-012-020-031-NEZ014-SDZ039-040-054>056-061-062-066-067-071- 071745- /O.CON.KFSD.WS.W.0001.000000T0000Z-100107T1800Z/ /O.CON.KFSD.WC.W.0001.100107T1800Z-100108T1800Z/ LYON-SIOUX-PLYMOUTH-WOODBURY-DAKOTA-KINGSBURY-BROOKINGS-MINER- LAKE-MOODY-MCCOOK-MINNEHAHA-TURNER-LINCOLN-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... SOUTH SIOUX CITY...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...FLANDREAU...SALEM...CANISTOTA... BRIDGEWATER...MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 345 AM CST THU JAN 7 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY... ...WIND CHILL WARNING REMAINS IN EFFECT FROM NOON TODAY TO NOON CST FRIDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. A WIND CHILL WARNING REMAINS IN EFFECT FROM NOON TODAY TO NOON CST FRIDAY. * TIMING...WIDESPREAD BLOWING SNOW WILL PERSIST ACROSS THE AREA THIS MORNING DUE TO THE STRONG NORTHWEST WINDS OF 20 TO 35 MPH. THE WINDS WILL DECREASE TO 15 TO 30 MPH BY LATE AFTERNOON. * ACCUMULATIONS...LITTLE IF ANY ADDITIONAL SNOWFALL IS EXPECTED TODAY. * WIND AND VISIBILITY...THE STRONG NORTHWEST WINDS COMBINED WITH THE PREVIOUS SNOW WILL PRODUCE WIDESPREAD BLOWING SNOW TODAY...WITH VISIBILITIES DROPPING TO ONE HALF MILE AT TIMES THIS MORNING. * WIND CHILL VALUES...WIND CHILLS OF 20 BELOW TO 35 BELOW ZERO CAN BE EXPECTED TODAY...AND 30 BELOW TO 40 BELOW TONIGHT INTO FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$
What forecasters said that day
The local office's own words before this blizzard 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 blizzard warning went out at Jan 6, 3:25 AM CST, 6 hours 34 minutes earlier.
Area forecast discussion, Jan 6, 3:25 AM CST, 6 hours 34 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
325 AM CST WED JAN 6 2010
.DISCUSSION...
MOST FEATURES OF INCOMNG WINTER STORM/WX SYSTEM ARE BEHAVING PRETTY
MUCH AS MODELS HAVE BEEN DEPICTING AND ARE IN LINE WITH ERYR FCST.
INIT BAND OF LGT SNOW HAD BEEN SPREADG EWD FASTER THAN ERYR FCST
WHILE SIGNS FROM RADAR AND STLT CONT TO SHOW THAT MAIN MRNG BAND
WILL CONT TO DVLP TO THE W...SO THE INIT SPREAD EWD OF LGT SNOW DOES
NOT SEEM TO POINT TO A PREMATURE CUTOFF OF THE SNOW TDA...BUT RATHER
TO A LTL BETTER AREAL COVERAGE OF THE SNOW. ACCUM FROM THIS
SYS...WHICH SHUD TAPER OFF STEADILY LATE TDA AND TNGT...STILL LOOK
MOSTLY IN THE 3-6 INCH RANGE WITH THE BEST ACCUM TO THE E. SOME
QUESTION ON WHETHER THE MAX ACCUM WILL BE IN SWRN MN OR IN NWRN IA.
WITH SYS MOVG SEWD WILL KEEP THE NWRN IA MAX AND THE WINTER STORM
WARNG THERE AND INTO SRN PARTS OF SWRN MN.
THIS BRINGS US TO THE WINDS PICKING UP FROM THE N/NW LATER TDA AND
ERY TNGT. GUIDNCE CONTS TO SHOW BL WINDS ON THE MARGINAL SIDE FOR
PTENTIAL BLIZZARD FOR LATE THIS AFTN INTO THU. WHILE A DECENT
BLIZZARD CERTAINLY PSBL WITHOUT MUCH FALLING SNOW...AND ESPLY WITH
HVY EXISTING BLOWABLE SNOW CVR AS WE HAVE...IT IS QSTNBL IF CONDS
WILL BCM WDSPRD GIVEN THE STGST WINDS WILL BE AFTER MOST OF THE SNOW
HAS FALLEN. GUSTS AOA 35 MPH EXPECTED OVER FCST AREA BUT THEY MAY
NOT BE THAT FQT MUCH OF AREA. AS WIND CUD TURN OUT A LTL STGR THAN
EXPECTED...WILL KEEP THE BLIZZARD WATCH FOR LATE THIS AFTN AND TNGT
FAR W AND FOR TNGT INTO THU FRTHR E...WNDS 5-10 MPH STGR THAN
CURNTLY FCST CUD STILL WREAK HAVOC. ADVY FOR TDAS SNOW WILL CONT TO
PRECEDE WATCH OUTSIDE OF ABV MENTND WINTER STORM WARNING AREA.
AS BLOWING SNOW AND POTENTL BLIZZARD CONDS WILL LAG BHND MOST OF THE
FALLING SNOW...DVLPG DANGEROUS WIND CHILLS WILL LAG FRTHR. THESE
WILL NO DOUBT NECESSITATE A WIND CHILL ADVY OR WARNING AFTER SNOW
AND BLOWING SNOW TAPER OFF AND END. STILL A LTL ERY THO TO PUT OUT
AS HILITES COMPLICATED ENUF AS IS. VERY COLD AIR RESURGING INTO FCST
AREA AHD OF ARCTIC HI WILL NOT NEED CLR SKIES AND LGT WINDS TO GET
SFC TEMPS WELL DOWN INTO THE DOUBLE DIGITS BLO ZERO...SO WIND CHILLS
ARE OBVIOUSLY GOING TO BE BITING INTO THE WARNING ZONE INTO FRI.
LTL OR NO CHANGE NEENED IN THE SAT THRU WED FCST PD WITH THE COLD
TURNING INTO A WARMING TREND WHICH WILL BE LIMITED FROM REACHING THE
RUNAWAY STAGE ONLY BY THE WDSPRD VERY HVY SNOW CVR. SLGT CHC LGT
SNOW SUN NGT AND MON WILL BE LEFT ALONE AS MODELS CONT TO SHOW A
WEAK WV COMING THRU...NEW ECMWF DVLPS IT STGR BUT ALSO A LTL FRTHR
E.
&&
.AVIATION...
MVFR CIGS W OF I29 WL SPREAD ACROSS AREAS E OF I29 THRU 15Z. SNOW W
OF I29 WL ALSO SPREAD EAST DURING THE MORN. OCNL IFR CIGS AND VSBYS
IN SNOW THRU 21Z. STRONG NW WNDS WL DEVELOP W OF THE JAMES RIVER
VALLEY BY 21Z AND SPREAD E INTO SW MN AND NW IA AFTER 00Z. THESE
STRONG WNDS CUD REDUCE VSBYS BLO 1/2SM IN BLOWING SNOW ACRS THE
REGION...ESPEC AFTER 00Z.
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
IA...WINTER STORM WARNING UNTIL 9 PM CST THIS EVENING FOR IAZ001>003-
012>014-020>022-031-032.
BLIZZARD WATCH FROM THIS EVENING THROUGH THURSDAY AFTERNOON FOR
IAZ001>003-012>014-020>022-031-032.
MN...WINTER STORM WARNING UNTIL 9 PM CST THIS EVENING FOR MNZ080-081-
089-090-098.
BLIZZARD WATCH FROM THIS EVENING THROUGH THURSDAY AFTERNOON FOR
MNZ071-072-080-081-089-090-097-098.
WINTER WEATHER ADVISORY UNTIL 9 PM CST THIS EVENING FOR MNZ071-
072-097.
NE...WINTER STORM WARNING UNTIL 9 PM CST THIS EVENING FOR NEZ013-014.
BLIZZARD WATCH FROM THIS EVENING THROUGH THURSDAY AFTERNOON FOR
NEZ013-014.
SD...WINTER WEATHER ADVISORY UNTIL 6 PM CST THIS EVENING FOR SDZ039-
040-054>056-061-062-066-067-069-070.
WINTER STORM WARNING UNTIL 9 PM CST THIS EVENING FOR SDZ071.
BLIZZARD WATCH FROM THIS EVENING THROUGH THURSDAY AFTERNOON FOR
SDZ071.
BLIZZARD WATCH FROM THIS EVENING THROUGH THURSDAY MORNING FOR
SDZ039-040-054>056-061-062-066-067-069-070.
WINTER WEATHER ADVISORY UNTIL 3 PM CST THIS AFTERNOON FOR
SDZ038-050-052-053-057>060-063>065-068.
BLIZZARD WATCH FROM 3 PM CST THIS AFTERNOON THROUGH LATE
TONIGHT FOR SDZ038-050-052-053-057>060-063>065-068.
&&
WILLIAMSHazardous weather outlook, Jan 6, 4:35 AM CST, 5 hours 24 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 0435 AM CST WED JAN 06 2010 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-071200- 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- 0435 AM CST WED JAN 06 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT WINTER WEATHER... SNOW IS EXPECTED TO CONTINUE TODAY...TAPERING OFF SLOWLY FROM THE WEST LATE TODAY AND TONIGHT. NEW SNOW ACCUMULATIONS SHOULD RANGE FROM NEAR 2 INCHES IN GREGORY COUNTY...TO AROUND 6 INCHES IN PARTS OF SOUTHWEST MINNESOTA AND NORTHWEST IOWA. THERE IS A DANGER OF BLIZZARD CONDITIONS DEVELOPING AS WINDS PICK UP TODAY INTO THIS EVENING. REGARDLESS OF WHETHER OR NOT BLIZZARD CONDITIONS DEVELOP...WIND CHILLS WILL DROP TO DANGEROUS LEVELS TONIGHT...AS ANOTHER SURGE OF ARCTIC AIR ARRIVES ON THE STRONG WINDS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY WHILE FALLING SNOW IS EXPECTED TO END BY THURSDAY MORNING...STRONG WINDS WILL CONTINUE TO PRODUCE BLOWING SNOW AND DANGEROUS WIND CHILLS OVER THE AREA...WITH BLIZZARD CONDITIONS POSSIBLE INTO PART OF THE DAY...ESPECIALLY NEAR AND EAST OF INTERSTATE 29. THE BLOWING SNOW SHOULD ABATE THURSDAY NIGHT...BUT THE DANGEROUS WIND CHILLS ARE LIKELY TO CONTINUE OR GET WORSE INTO FRIDAY...AS TEMPERATURES DROP TO WELL BELOW ZERO AND WINDS ONLY SLOWLY DECREASE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.WEATHER.GOV/SIOUXFALLS. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK. WILLIAMS
In the hours before
Local storm report, Jan 6, 6:42 AM CST, 3 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
642 AM CST WED JAN 06 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0530 AM SNOW WESSINGTON SPRINGS 44.08N 98.57W
01/06/2010 E1.0 INCH JERAULD SD BROADCAST MEDIA
0614 AM SNOW KIMBALL 43.75N 98.96W
01/06/2010 E1.5 INCH BRULE SD LAW ENFORCEMENT
0623 AM SNOW LAKE ANDES 43.16N 98.54W
01/06/2010 E1.0 INCH CHARLES MIX SD LAW ENFORCEMENT
0623 AM SNOW YANKTON 42.89N 97.39W
01/06/2010 E1.5 INCH YANKTON SD BROADCAST MEDIA
0627 AM SNOW MITCHELL 43.73N 98.03W
01/06/2010 E2.0 INCH DAVISON SD BROADCAST MEDIA
0635 AM SNOW ALEXANDRIA 43.65N 97.78W
01/06/2010 E1.5 INCH HANSON SD LAW ENFORCEMENT
&&
WILLIAMSLocal storm report, Jan 6, 7:48 AM CST, 2 hours 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
748 AM CST WED JAN 06 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0620 AM SNOW 1 WSW SERGEANT BLUFF 42.39N 96.38W
01/06/2010 M0.5 INCH WOODBURY IA CO-OP OBSERVER
0620 AM SNOW HURON 44.36N 98.22W
01/06/2010 M2.3 INCH BEADLE SD CO-OP OBSERVER
0630 AM SNOW 2 E YANKTON 42.89N 97.35W
01/06/2010 M1.5 INCH YANKTON SD CO-OP OBSERVER
0635 AM SNOW SIOUX CITY 42.50N 96.39W
01/06/2010 M0.8 INCH WOODBURY IA CO-OP OBSERVER
0700 AM SNOW 2 NNE WORTHINGTON 43.65N 95.58W
01/06/2010 M0.1 INCH NOBLES MN CO-OP OBSERVER
0701 AM SNOW PICKSTOWN 43.07N 98.53W
01/06/2010 M1.6 INCH CHARLES MIX SD CO-OP OBSERVER
0720 AM SNOW WHITE LAKE 43.73N 98.71W
01/06/2010 M1.0 INCH AURORA SD CO-OP OBSERVER
0722 AM SNOW CARTHAGE 44.17N 97.71W
01/06/2010 M2.0 INCH MINER SD CO-OP OBSERVER
0730 AM SNOW MITCHELL 43.73N 98.03W
01/06/2010 M2.5 INCH DAVISON SD CO-OP OBSERVER
&&
TRMLocal storm report, Jan 6, 8:35 AM CST, 1 hour 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
835 AM CST WED JAN 06 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0808 AM SNOW ROCK VALLEY 43.20N 96.30W
01/06/2010 M1.0 INCH SIOUX IA CO-OP OBSERVER
0820 AM SNOW 1 NW PIPESTONE 44.01N 96.33W
01/06/2010 M2.0 INCH PIPESTONE MN CO-OP OBSERVER
&&
TRMLocal storm report, Jan 6, 9:11 AM CST, 48 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
911 AM CST WED JAN 06 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0909 AM SNOW LAKE ANDES 43.16N 98.54W
01/06/2010 E3.0 INCH CHARLES MIX SD LAW ENFORCEMENT
2 TO 4 INCHES NEW SNOW IN THE AREA...NOW BLOWING SNOW AND
TRAVEL NOT ADVISED
&&
RRYRHOLMLocal storm report, Jan 6, 9:23 AM CST, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
923 AM CST WED JAN 06 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0800 AM SNOW 4 WNW HENDRICKS 44.53N 96.51W
01/06/2010 M2.0 INCH BROOKINGS SD MESONET
0800 AM SNOW 1 SW BROOKINGS 44.30N 96.80W
01/06/2010 M2.0 INCH BROOKINGS SD MESONET
0800 AM SNOW 5 NNE ELK POINT 42.75N 96.64W
01/06/2010 M1.1 INCH UNION SD MESONET
0800 AM SNOW 2 SSW GAYVILLE 42.86N 97.19W
01/06/2010 M1.0 INCH YANKTON SD MESONET
0800 AM SNOW HARTFORD 43.62N 96.94W
01/06/2010 M1.0 INCH MINNEHAHA SD MESONET
0915 AM SNOW WALL LAKE 43.53N 96.96W
01/06/2010 M1.4 INCH MINNEHAHA SD CO-OP OBSERVER
&&
TRMNearby
Blizzard Warnings in South Dakota, 2010Blizzard Warnings in Nebraska, 2010Every blizzard warning in 2010
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.