Alert archive / South Dakota / Winter Storm Warnings in 2013
Winter Storm Warning 4, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this winter storm warning at Apr 17, 2013, 3:42 PM CDT for 13 counties in South Dakota; 7 counties in Minnesota; Lyon County, Iowa. It took effect at Apr 17, 2013, 10:00 PM CDT. It was in force for 18 hr. 21 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
- Apr 17, 2013, 3:42 PM CDT (20:42 UTC)
- In effect from
- Apr 17, 2013, 10:00 PM CDT
- Expired
- Apr 18, 2013, 3:59 PM CDT
- In force
- 18 hr
- Issued by
- NWS Sioux Falls, SD
All 21 counties
Lyon County, IA, Cottonwood County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Bon Homme County, SD, Brookings County, SD, Hanson County, SD, Hutchinson County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Turner County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 21 km from the middle of the area, began a volume at 20:44 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 |
|---|---|---|---|
| Apr 18, 12:55 AM CDT | SNOW 4 | Luverne, MN | |
| Apr 18, 12:00 PM CDT | SNOW 2 | 3 Sse Sioux Falls, SD | |
| Apr 18, 12:30 PM CDT | SNOW 3.5 | Canton, SD | |
| Apr 18, 12:55 PM CDT | SNOW 3 | 3 N Currie, MN | |
| Apr 18, 1:00 PM CDT | SNOW 2 | Sioux Falls, SD | |
| Apr 18, 1:04 PM CDT | SNOW 4 | Ivanhoe, MN | |
| Apr 18, 1:07 PM CDT | SNOW 2.5 | Marshall, MN | |
| Apr 18, 1:11 PM CDT | SNOW 4.5 | 2 W Pipestone, MN | |
| Apr 18, 1:15 PM CDT | SNOW 3 | 1 Nnw Slayton, MN | |
| Apr 18, 1:24 PM CDT | SNOW 2 | Worthington, MN | |
| Apr 18, 1:24 PM CDT | SNOW 3 | Windom, MN | |
| Apr 18, 1:55 PM CDT | SNOW 3.3 | Tabor, SD | |
| Apr 18, 2:00 PM CDT | SNOW 2.5 | Tyndall, SD | |
| Apr 18, 2:05 PM CDT | SNOW 2 | De Smet, SD | |
| Apr 18, 2:10 PM CDT | SNOW 3.5 | Iroquois, SD | |
| Apr 18, 2:15 PM CDT | SNOW 1.5 | Hartford, SD | |
| Apr 18, 2:15 PM CDT | SNOW 3.8 | Fulton, SD | |
| Apr 18, 2:20 PM CDT | SNOW 3 | Howard, SD | |
| Apr 18, 2:25 PM CDT | SNOW 4.5 | 3 N Howard, SD | |
| Apr 18, 3:55 PM CDT | SNOW 5 | 4 N Currie, MN | |
| Apr 18, 4:03 PM CDT | SNOW 5 | 5 Ne Salem, 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, 8.7 hours before the alert went out and 180 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
- 667 m above ground
- 0-6 km bulk shear
- 81 kt
- 0-1 km storm-relative helicity
- -14 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
168 WWUS43 KFSD 172042 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 342 PM CDT WED APR 17 2013 SDZ050-057-180445- /O.CAN.KFSD.WW.Y.0017.000000T0000Z-130419T0600Z/ /O.NEW.KFSD.WW.Y.0019.130418T0000Z-130419T0600Z/ GREGORY-BRULE- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...KIMBALL 342 PM CDT WED APR 17 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 1 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 1 AM CDT FRIDAY. * TIMING...LIGHT SNOW WILL INCREASE ACROSS THE AREA THROUGH THE LATE AFTERNOON AND EVENING...THEN CONTINUE THROUGH THURSDAY BEFORE DIMINISHING THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 4 TO 6 INCHES ARE EXPECTED. * WIND AND VISIBILITY...NORTH WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. AREAS OF BLOWING SNOW WILL BE POSSIBLE...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ IAZ001-MNZ071-072-080-081-089-097-098-SDZ056-062-066-067-069- 180445- /O.UPG.KFSD.WW.Y.0017.130418T0000Z-130419T0600Z/ /O.NEW.KFSD.WS.W.0004.130418T0600Z-130419T0600Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-MOODY- MINNEHAHA-TURNER-YANKTON- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...PIPESTONE...LUVERNE...FLANDREAU...SIOUX FALLS... PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...YANKTON 342 PM CDT WED APR 17 2013 ...WINTER STORM WARNING IN EFFECT FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING FOR SNOW AND...SLEET...FREEZING RAIN AND BLOWING SNOW...WHICH IS IN EFFECT FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...OCCASIONAL DRIZZLE IS EXPECTED THROUGH THE EARLY EVENING...WITH RAIN AND SNOW DEVELOPING BY LATE EVENING. PRECIPITATION WILL BECOME ENTIRELY SNOW BY LATE TONIGHT AND CONTINUE THROUGH THURSDAY...BEFORE DIMINISHING LATE THURSDAY EVENING. A BRIEF PERIOD OF SLEET OR FREEZING RAIN WILL ALSO BE POSSIBLE THIS EVENING MAINLY ACROSS SOUTHWEST MINNESOTA. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 6 TO 9 INCHES. ICE ACCUMULATIONS OF UP TO A TENTH OF AN INCH WILL BE POSSIBLE. THE HIGHEST AMOUNTS OF SNOW AND ICE WILL OCCUR IN SOUTHWEST MINNESOTA. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ SDZ040-055-060-061-065-068-180445- /O.UPG.KFSD.WW.Y.0017.130418T0000Z-130419T0600Z/ /O.NEW.KFSD.WS.W.0004.130418T0300Z-130419T0600Z/ BROOKINGS-LAKE-HANSON-MCCOOK-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...BROOKINGS...MADISON...ALEXANDRIA... EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON... FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR 342 PM CDT WED APR 17 2013 ...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 1 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 1 AM CDT FRIDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...OCCASIONAL DRIZZLE IS EXPECTED THROUGH THE EARLY EVENING...WITH SNOW DEVELOPING BY LATE EVENING. THE SNOW WILL THEN CONTINUE THROUGH THURSDAY...DIMINISHING THURSDAY EVENING. A BRIEF PERIOD OF SLEET OR FREEZING RAIN WILL BE POSSIBLE THIS EVENING BUT SIGNIFICANT ICING IS NOT EXPECTED. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 5 TO 8 INCHES WILL OCCUR WITH THE HIGHEST AMOUNTS IN SOUTHWEST MINNESOTA. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW 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. && $$ SDZ039-054-180445- /O.UPG.KFSD.WW.Y.0018.130418T0000Z-130419T0600Z/ /O.NEW.KFSD.WS.W.0004.130418T0300Z-130419T0600Z/ KINGSBURY-MINER- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... HOWARD 342 PM CDT WED APR 17 2013 ...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 1 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 1 AM CDT FRIDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...OCCASIONAL DRIZZLE IS EXPECTED THROUGH THE EARLY EVENING...WITH SNOW DEVELOPING BY LATE EVENING. THE SNOW WILL THEN CONTINUE THROUGH THURSDAY...DIMINISHING THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 5 TO 8 INCHES ARE EXPECTED. * WIND AND VISIBILITY...NORTH WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ003-013-014-021-031-NEZ014-180445- /O.EXB.KFSD.WW.Y.0017.130418T0900Z-130419T0600Z/ DICKINSON-OBRIEN-CLAY-CHEROKEE-WOODBURY-DAKOTA- INCLUDING THE CITIES OF...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE...SIOUX CITY... SOUTH SIOUX CITY 342 PM CDT WED APR 17 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM THURSDAY TO 1 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...SLEET AND FREEZING RAIN...WHICH IS IN EFFECT FROM 4 AM THURSDAY TO 1 AM CDT FRIDAY. * TIMING...RAIN IS EXPECTED TO DEVELOP THIS EVENING AND WILL BEGIN TO MIX WITH SLEET AND FREEZING RAIN AFTER MIDNIGHT. PRECIPITATION WILL TRANSITION TO ENTIRELY SNOW EARLY THURSDAY WITH SNOW CONTINUING THROUGH LATE THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 1 TO 4 INCHES. ICE ACCUMULATIONS OF UP TO A TENTH OF AN INCH. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ IAZ002-012-020-MNZ090-NEZ013-SDZ070-071-180445- /O.EXT.KFSD.WW.Y.0017.130418T0600Z-130419T0600Z/ OSCEOLA-SIOUX-PLYMOUTH-JACKSON-DIXON-CLAY-UNION- INCLUDING THE CITIES OF...SIBLEY...ORANGE CITY...SIOUX CENTER... LE MARS...JACKSON...LAKEFIELD...WAKEFIELD...PONCA...ALLEN... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 342 PM CDT WED APR 17 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY... * TIMING...RAIN IS EXPECTED TO DEVELOP THIS EVENING AND WILL BEGIN TO MIX WITH SLEET AND FREEZING RAIN AFTER MIDNIGHT. PRECIPITATION WILL TRANSITION TO ENTIRELY SNOW EARLY THURSDAY WITH SNOW CONTINUING THROUGH LATE THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 3 TO 6 INCHES. ICE ACCUMULATIONS OF UP TO A TENTH OF AN INCH. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ038-052-053-058-059-063-064-180445- /O.CON.KFSD.WW.Y.0018.130418T0000Z-130419T0600Z/ BEADLE-JERAULD-SANBORN-AURORA-DAVISON-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...HURON...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 342 PM CDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 AM CDT FRIDAY... * TIMING...SNOW WILL DEVELOP IN THE EARLY EVENING AND CONTINUE THROUGH THURSDAY...DIMINISHING THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 4 TO 6 INCHES ARE EXPECTED. * WIND AND VISIBILITY...NORTH WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
5 follow-up statements
853 WWUS43 KFSD 180240 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 940 PM CDT WED APR 17 2013 SDZ039-040-054-055-060-061-065-068-181045- /O.CON.KFSD.WS.W.0004.130418T0300Z-130419T0600Z/ KINGSBURY-BROOKINGS-MINER-LAKE-HANSON-MCCOOK-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...ALEXANDRIA...EMERY...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON...FREEMAN...MENNO... TRIPP...TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR 940 PM CDT WED APR 17 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...AREAS OF LIGHT SNOW AND LIGHT FREEZING DRIZZLE THIS EVENING WILL GIVE WAY TO INCREASING SNOW COVERAGE LATER TONIGHT. THE SNOW WILL THEN CONTINUE THROUGH THURSDAY...DIMINISHING THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 5 TO 8 INCHES WILL OCCUR WITH THE HIGHEST AMOUNTS IN SOUTHWEST MINNESOTA. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IAZ001-MNZ071-072-080-081-089-097-098-SDZ056-062-066-067-069- 181045- /O.CON.KFSD.WS.W.0004.130418T0600Z-130419T0600Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-MOODY- MINNEHAHA-TURNER-YANKTON- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...PIPESTONE...LUVERNE...FLANDREAU...SIOUX FALLS... PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...YANKTON 940 PM CDT WED APR 17 2013 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY... * TIMING...AREAS OF LIGHT SNOW AND LIGHT FREEZING DRIZZLE THIS EVENING WILL GIVE WAY TO INCREASING SNOW COVERAGE LATER TONIGHT. THE SNOW WILL THEN CONTINUE THROUGH THURSDAY...DIMINISHING THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 6 TO 9 INCHES. ICE ACCUMULATIONS OF UP TO A TENTH OF AN INCH WILL BE POSSIBLE. THE HIGHEST AMOUNTS OF SNOW AND ICE WILL OCCUR IN SOUTHWEST MINNESOTA. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ SDZ038-052-053-058-059-063-064-181045- /O.CON.KFSD.WW.Y.0018.000000T0000Z-130419T0600Z/ BEADLE-JERAULD-SANBORN-AURORA-DAVISON-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...HURON...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 940 PM CDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...AREAS OF LIGHT SNOW EVENING WILL GIVE WAY TO INCREASING SNOW COVERAGE LATER TONIGHT. THE SNOW WILL THEN CONTINUE THROUGH THURSDAY...DIMINISHING THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 4 TO 6 INCHES ARE EXPECTED. * WIND AND VISIBILITY...NORTH WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ050-057-181045- /O.CON.KFSD.WW.Y.0019.000000T0000Z-130419T0600Z/ GREGORY-BRULE- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...KIMBALL 940 PM CDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL INCREASE ACROSS THE AREA THROUGH THE NIGHT...THEN CONTINUE THROUGH THURSDAY BEFORE DIMINISHING THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 4 TO 6 INCHES ARE EXPECTED. * WIND AND VISIBILITY...NORTH WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. AREAS OF BLOWING SNOW WILL BE POSSIBLE...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ IAZ002-012-020-MNZ090-NEZ013-SDZ070-071-181045- /O.CON.KFSD.WW.Y.0017.130418T0600Z-130419T0600Z/ OSCEOLA-SIOUX-PLYMOUTH-JACKSON-DIXON-CLAY-UNION- INCLUDING THE CITIES OF...SIBLEY...ORANGE CITY...SIOUX CENTER... LE MARS...JACKSON...LAKEFIELD...WAKEFIELD...PONCA...ALLEN... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 940 PM CDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY... * TIMING...AREAS OF LIGHT RAIN...MIXED WITH SLEET THIS EVENING...WILL INCREASE IN COVERAGE AFTER MIDNIGHT. PRECIPITATION WILL TRANSITION TO ENTIRELY SNOW EARLY THURSDAY WITH SNOW CONTINUING THROUGH LATE THURSDAY EVENING. A BRIEF PERIOD OF FREEZING RAIN WILL BE POSSIBLE LATER TONIGHT INTO EARLY THURSDAY MORNING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 3 TO 6 INCHES. ICE ACCUMULATIONS OF UP TO A TENTH OF AN INCH. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ IAZ003-013-014-021-031-NEZ014-181045- /O.CON.KFSD.WW.Y.0017.130418T0900Z-130419T0600Z/ DICKINSON-OBRIEN-CLAY-CHEROKEE-WOODBURY-DAKOTA- INCLUDING THE CITIES OF...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE...SIOUX CITY... SOUTH SIOUX CITY 940 PM CDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM THURSDAY TO 1 AM CDT FRIDAY... * TIMING...SPOTTY LIGHT RAIN WILL RAIN WILL PERSIST THIS EVENING AND INCREASE IN COVERAGE LATER TONIGHT. THE RAIN WILL MIX WITH SLEET AND FREEZING RAIN AFTER MIDNIGHT. PRECIPITATION WILL TRANSITION TO ENTIRELY SNOW EARLY THURSDAY WITH SNOW CONTINUING THROUGH LATE THURSDAY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 1 TO 4 INCHES. ICE ACCUMULATIONS OF UP TO A TENTH OF AN INCH. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS WILL INCREASE TO 20 TO 35 MPH TONIGHT AND PERSIST THROUGH THURSDAY...WITH OCCASIONAL GUSTS TO AROUND 40 MPH THURSDAY AFTERNOON. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
635 WWUS43 KFSD 180920 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 420 AM CDT THU APR 18 2013 SDZ039-054-055-060-061-065-066-068-069-181730- /O.CAN.KFSD.WS.W.0004.000000T0000Z-130419T0600Z/ /O.EXA.KFSD.WW.Y.0017.000000T0000Z-130419T0600Z/ KINGSBURY-MINER-LAKE-HANSON-MCCOOK-HUTCHINSON-TURNER-BON HOMME- YANKTON- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... HOWARD...MADISON...ALEXANDRIA...EMERY...SALEM...CANISTOTA... BRIDGEWATER...MONTROSE...PARKSTON...FREEMAN...MENNO...TRIPP... PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR...YANKTON 420 AM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 AM CDT FRIDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 1 AM CDT FRIDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * TIMING...PERIODS OF LIGHT SNOW WILL BE LIKELY THROUGH MID MORNING WITH OCCASIONAL MODERATE SNOW LATE MORNING INTO THE AFTERNOON. MOST OF THE SNOW WILL BE EAST OF THE AREA SHORTLY AFTER SUNSET. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS OF 20 TO 35 MPH WITH OCCASIONAL GUSTS TO AROUND 40 MPH ARE EXPECTED TODAY. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IAZ001-MNZ071-072-080-081-089-097-098-SDZ040-056-062-067-181730- /O.CON.KFSD.WS.W.0004.000000T0000Z-130419T0600Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-BROOKINGS- MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...PIPESTONE...LUVERNE...BROOKINGS...FLANDREAU... SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG 420 AM CDT THU APR 18 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...AREAS OF LIGHT SNOW WILL GRADUALLY INCREASE THROUGH THE MORNING WITH A PERIOD OF MODERATE TO HEAVY SNOW MOST LIKELY FROM ABOUT 1000 AM CDT THROUGH 200 PM CDT....POSSIBLY THROUGH ABOUT 500 PM CDT IN SOUTHWEST MINNESOTA. PERIODS OF LIGHT TO MODERATE SNOW WILL PERSIST THROUGH THE EVENING HOURS AND GRADUALLY DECREASE OVERNIGHT. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 6 TO 8 INCHES IS LIKELY ACROSS SOUTHWEST MINNESOTA AND NORTHERN PARTS OF NORTHWEST IOWA WHILE AMOUNTS CLOSER TO 4 TO 6 INCHES WILL BE LIKELY ALONG THE INTERSTATE 29 CORRIDOR. A LITTLE SLEET OR LIGHT FREEZING RAIN WILL BE POSSIBLE IN SOUTHWEST MINNESOTA AND NORTHWEST IOWA THIS MORNING BUT ICE ACCUMULATIONS SHOULD BE A FEW HUNDREDTHS OF AN INCH OR LESS. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS OF 20 TO 35 MPH IS EXPECTED WITH OCCASIONAL GUSTS TO AROUND 40 MPH. THIS WILL CAUSE AREAS OF BLOWING SNOW IN OPEN AREAS...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ SDZ038-052-053-058-059-063-064-181730- /O.CON.KFSD.WW.Y.0018.000000T0000Z-130419T0600Z/ BEADLE-JERAULD-SANBORN-AURORA-DAVISON-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...HURON...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 420 AM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...PERIODS OF LIGHT TO MODERATE SNOW THROUGH THE DAY. THE SNOW WILL DIMINISH THIS EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 2 TO 4 INCHES ARE EXPECTED. * WIND AND VISIBILITY...NORTH WINDS OF 20 TO 35 MPH ARE EXPECTED WITH OCCASIONAL GUSTS TO AROUND 40 MPH. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ050-057-181730- /O.CON.KFSD.WW.Y.0019.000000T0000Z-130419T0600Z/ GREGORY-BRULE- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...KIMBALL 420 AM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL INCREASE ACROSS THE AREA EARLY THIS MORNING...THEN CONTINUE THROUGH THE AFTERNOON BEFORE DIMINISHING THIS EVENING. * ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED. * WIND AND VISIBILITY...NORTH WINDS OF 20 TO 35 MPH ARE EXPECTED WITH OCCASIONAL GUSTS TO AROUND 40 MPH. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ NEZ013-SDZ070-071-181730- /O.CON.KFSD.WW.Y.0017.000000T0000Z-130419T0600Z/ DIXON-CLAY-UNION- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 420 AM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...A BRIEF MIX OF FREEZING RAIN OR SLEET WILL BE POSSIBLE EARLY THIS MORNING BUT WILL GIVE WAY TO ALL SNOW FROM MID MORNING ON. THE HEAVIEST SNOW IS MOST LIKELY LATE THIS MORNING THROUGH EARLY THIS AFTERNOON. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 3 TO 6 INCHES. ICE ACCUMULATIONS OF A FEW HUNDREDTHS OF AN INCH. * WIND AND VISIBILITY...NORTH WINDS OF 20 TO 35 MPH ARE EXPECTED WITH OCCASIONAL GUSTS TO AROUND 40 MPH. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ IAZ002-003-012>014-020-021-031-MNZ090-NEZ014-181730- /O.CON.KFSD.WW.Y.0017.000000T0000Z-130419T0600Z/ OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-WOODBURY- JACKSON-DAKOTA- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY... SANBORN...SPENCER...LE MARS...CHEROKEE...SIOUX CITY...JACKSON... LAKEFIELD...SOUTH SIOUX CITY 420 AM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...PERIODS OF SNOW...SLEET OR FREEZING RAIN WILL BE POSSIBLE THROUGH MID MORNING BEFORE BECOMING ALL SNOW THEREAFTER. LATE MORNING INTO EARLY AFTERNOON WILL SEE THE HEAVIEST SNOW WITH LIGHT TO MODERATE SNOW THROUGH THE EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 3 TO 5 INCHES. ICE ACCUMULATIONS OF A FEW HUNDREDTHS OF AN INCH. * WIND AND VISIBILITY...NORTH WINDS OF 20 TO 35 MPH ARE EXPECTED WITH OCCASIONAL GUSTS TO AROUND 40 MPH. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
470 WWUS43 KFSD 181545 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1045 AM CDT THU APR 18 2013 IAZ001-MNZ071-072-080-081-089-097-098-SDZ040-056-062-067-182345- /O.CON.KFSD.WS.W.0004.000000T0000Z-130419T0600Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-BROOKINGS- MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...PIPESTONE...LUVERNE...BROOKINGS...FLANDREAU... SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG 1045 AM CDT THU APR 18 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...WIDESPREAD SNOW...WITH BANDED AREAS OF HEAVY SNOW WILL PERSIST THROUGH AFTERNOON...AND THEN BEGIN TO TAPER OFF THROUGH THE EVENING HOURS. THE HEAVIEST ACCUMULATING SNOWFALL WILL LIKELY FALL ALONG THE I 29 CORRIDOR THROUGH MID AFTERNOON...AND IN SOUTHWEST MINNESOTA THROUGH VERY LATE AFTERNOON. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS AVERAGING 6 TO 8 INCHES IS LIKELY ACROSS SOUTHWEST MINNESOTA...WITH 3 TO 6 INCHES ALONG THE INTERSTATE 29 CORRIDOR. AGAIN THE AMOUNTS ARE HIGHLY VARIABLE DUE TO THE UNSTABLE NATURE OF THE SNOWFALL...SETTING UP IN BANDS. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS OF 20 TO 35 MPH IS EXPECTED WITH OCCASIONAL GUSTS CLOSE TO 40 MPH...ESPECIALLY IN THE COUNTRY. THIS WILL CAUSE BLOWING SNOW IN OPEN AREAS...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A QUARTER MILE AND LESS AT TIMES IN THE HEAVIER FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ SDZ038-052-053-058-059-063-064-182345- /O.CON.KFSD.WW.Y.0018.000000T0000Z-130419T0600Z/ BEADLE-JERAULD-SANBORN-AURORA-DAVISON-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...HURON...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 1045 AM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOWFALL WILL SLOWLY DIMINISH FROM WEST TO EAST THROUGH THE AFTERNOON. MUCH OF THE ACCUMULATING SNOW WILL LIKELY BE BEFORE MID AFTERNOON. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS AVERAGING 2 TO 4 INCHES ARE EXPECTED. * WIND AND VISIBILITY...NORTH WINDS OF 20 TO 35 MPH ARE EXPECTED WITH OCCASIONAL GUSTS TO AROUND 40 MPH...ESPECIALLY IN THE COUNTRY. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN THE HEAVIER FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ050-057-182345- /O.CON.KFSD.WW.Y.0019.000000T0000Z-130419T0600Z/ GREGORY-BRULE- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...KIMBALL 1045 AM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL CONTINUE TO DECREASE IN INTENSITY AS THE AFTERNOON PROGRESSES. MUCH OF THE ACCUMULATING SNOW WILL LIKELY LINGER THROUGH EARLY AFTERNOON. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS WILL AVERAGE 2 TO 3 INCHES. * WIND AND VISIBILITY...NORTH WINDS OF 20 TO 35 MPH ARE EXPECTED WITH OCCASIONAL GUSTS TO AROUND 40 MPH. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW... ESPECIALLY THROUGH EARLY TO MID AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ NEZ013-SDZ039-054-055-060-061-065-066-068>071-182345- /O.CON.KFSD.WW.Y.0017.000000T0000Z-130419T0600Z/ DIXON-KINGSBURY-MINER-LAKE-HANSON-MCCOOK-HUTCHINSON-TURNER- BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...DE SMET... ARLINGTON...LAKE PRESTON...HOWARD...MADISON...ALEXANDRIA... EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON... FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...MARION... VIBORG...HURLEY...CHANCELLOR...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 1045 AM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL CONTINUE THROUGH THE DAY...THEN END THROUGH THE EVENING HOURS. MUCH OF THE ACCUMULATING SNOW WILL LIKELY FALL THROUGH MID AFTERNOON. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY THIS EVENING. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS AVERAGING 3 TO 5 INCHES ARE EXPECTED. AMOUNTS WILL BE QUITE VARIABLE DUE TO THE UNSTABLE...BANDED NATURE OF THE SNOWFALL. * WIND AND VISIBILITY...NORTH TO NORTHEAST WINDS OF 20 TO 35 MPH WITH OCCASIONAL GUSTS TO AROUND 40 MPH ARE EXPECTED TODAY. THIS WILL CAUSE BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN THE HEAVIER FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IAZ002-003-012>014-020-021-031-MNZ090-NEZ014-182345- /O.CON.KFSD.WW.Y.0017.000000T0000Z-130419T0600Z/ OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-WOODBURY- JACKSON-DAKOTA- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY... SANBORN...SPENCER...LE MARS...CHEROKEE...SIOUX CITY...JACKSON... LAKEFIELD...SOUTH SIOUX CITY 1045 AM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...PERIODS OF SNOW WILL PERSIST THROUGH THE AFTERNOON HOURS. THE SNOWFALL IS OF A BANDED NATURE...MEANING AT TIMES IT WILL BE QUITE LIGHT...AND THEN AT OTHER TIMES HEAVY. THE SNOWFALL WILL THEN RAPIDLY DIMINISH IN THE EVENING HOURS. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED. HOWEVER THE SNOWFALL WILL BE HIGHLY VARIABLE DUE TO THE UNSTABLE AND BANDED NATURE OF THE SNOWFALL. * WIND AND VISIBILITY...NORTH WINDS OF 20 TO 35 MPH ARE EXPECTED WITH OCCASIONAL GUSTS TO AROUND 40 MPH...ESPECIALLY IN THE COUNTRY. THIS WILL CAUSE BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN THE HEAVIER FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
116 WWUS43 KFSD 181945 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 245 PM CDT THU APR 18 2013 IAZ001-MNZ071-072-080-081-089-097-098-SDZ040-056-062-067-190345- /O.CON.KFSD.WS.W.0004.000000T0000Z-130419T0600Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-BROOKINGS- MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...PIPESTONE...LUVERNE...BROOKINGS...FLANDREAU... SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG 245 PM CDT THU APR 18 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS...HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 2 INCHES OF SNOW ARE LIKELY ALONG INTERSTATE 29...WITH 2 TO 3 INCHES THROUGH ADJACENT AREAS IN SOUTHWEST MINNESOTA. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ SDZ038-053-059-182300- /O.EXT.KFSD.WW.Y.0018.000000T0000Z-130418T2300Z/ BEADLE-SANBORN-DAVISON- INCLUDING THE CITIES OF...HURON...WOONSOCKET...MITCHELL 245 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM CDT THIS EVENING... * TIMING...SNOWFALL WILL CONTINUE TO SLOWLY DIMINISH THROUGH THE LATE AFTERNOON AND EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...ONLY MINOR ADDITIONAL SNOWFALL ACCUMULATIONS ARE EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS OF 20 TO 35 MPH WILL DECREASE TO 10 TO 20 MPH THROUGH THE EVENING HOURS. THROUGH LATE AFTERNOON...VISIBILITIES WILL SOMETIMES BE REDUCED TO AROUND A HALF MILE BEFORE IMPROVING THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ NEZ013-SDZ039-054-055-060-061-065-066-068>071-190100- /O.EXT.KFSD.WW.Y.0017.000000T0000Z-130419T0100Z/ DIXON-KINGSBURY-MINER-LAKE-HANSON-MCCOOK-HUTCHINSON-TURNER- BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...DE SMET... ARLINGTON...LAKE PRESTON...HOWARD...MADISON...ALEXANDRIA... EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON... FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...MARION... VIBORG...HURLEY...CHANCELLOR...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 245 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 8 PM CDT THIS EVENING... * TIMING...SNOWFALL WILL CONTINUE TO SLOWLY DIMINISH THROUGH THE LATE AFTERNOON AND EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS ARE EXPECTED TO BE AROUND AN INCH THROUGH EARLY EVENING. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL GRADUALLY DIMINISH TO 15 TO 25 MPH THROUGH THE EVENING. THROUGH LATE AFTERNOON...VISIBILITIES WILL SOMETIMES BE REDUCED TO AROUND A HALF MILE BEFORE IMPROVING THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IAZ012-020-021-031-NEZ014-190100- /O.EXT.KFSD.WW.Y.0017.000000T0000Z-130419T0100Z/ SIOUX-PLYMOUTH-CHEROKEE-WOODBURY-DAKOTA- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...SIOUX CITY...SOUTH SIOUX CITY 245 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 8 PM CDT THIS EVENING... * TIMING...PERIODS OF SNOW WILL PERSIST INTO THE EVENING HOURS...ESPECIALLY INTO THE EARLY EVENING. BE AWARE THAT AS TEMPERATURES COOL THIS EVENING...THAT ANY SNOW WHICH BLEW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES. * ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS OF AROUND AN INCH OR TWO ARE LIKELY THROUGH EARLY EVENING. * WIND AND VISIBILITY...NORTH WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THROUGH THE EVENING HOURS. THIS WILL CAUSE BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN THE HEAVIER FALLING AND BLOWING SNOW THROUGH LATE THIS AFTERNOON OR EARLY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ052-058-063-064-182100- /O.EXT.KFSD.WW.Y.0018.000000T0000Z-130418T2100Z/ JERAULD-AURORA-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...WESSINGTON SPRINGS...ALPENA... PLANKINTON...WHITE LAKE...STICKNEY...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 245 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... * TIMING...SNOWFALL WILL CONTINUE TO SLOWLY DIMINISH THIS AFTERNOON. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...ONLY MINOR ADDITIONAL SNOWFALL ACCUMULATIONS ARE EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS OF 20 TO 35 MPH WILL DECREASE TO 10 TO 20 MPH THROUGH THE EVENING HOURS. THROUGH LATE AFTERNOON...VISIBILITIES WILL SOMETIMES BE REDUCED TO AROUND A HALF MILE BEFORE IMPROVING THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ050-057-182100- /O.EXT.KFSD.WW.Y.0019.000000T0000Z-130418T2100Z/ GREGORY-BRULE- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...KIMBALL 245 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... * TIMING...SNOW WILL CONTINUE TO DECREASE IN INTENSITY AS THE AFTERNOON PROGRESSES. MUCH OF THE ACCUMULATING SNOW WILL LIKELY LINGER THROUGH EARLY AFTERNOON. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS WILL AVERAGE 2 TO 3 INCHES. * WIND AND VISIBILITY...NORTH WINDS OF 20 TO 35 MPH ARE EXPECTED WITH OCCASIONAL GUSTS TO AROUND 40 MPH. THIS WILL CAUSE AREAS OF BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A MILE OR LESS AT TIMES IN FALLING AND BLOWING SNOW... ESPECIALLY THROUGH EARLY TO MID AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ IAZ002-003-013-014-MNZ090-190345- /O.CON.KFSD.WW.Y.0017.000000T0000Z-130419T0600Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY-JACKSON- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...JACKSON... LAKEFIELD 245 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS...HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES OF SNOWFALL ARE LIKELY THROUGH THE EVENING HOURS. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
936 WWUS43 KFSD 182059 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 359 PM CDT THU APR 18 2013 IAZ001-MNZ071-072-080-081-089-097-098-SDZ040-056-062-067-190500- /O.CAN.KFSD.WS.W.0004.000000T0000Z-130419T0600Z/ /O.NEW.KFSD.WS.W.0005.130418T2100Z-130419T0600Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-BROOKINGS- MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...PIPESTONE...LUVERNE...BROOKINGS...FLANDREAU... SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG 359 PM CDT THU APR 18 2013 ...WINTER STORM WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS... HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 2 INCHES OF SNOW ARE LIKELY ALONG INTERSTATE 29...WITH 2 TO 3 INCHES THROUGH ADJACENT AREAS IN SOUTHWEST MINNESOTA. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ SDZ038-053-059-182300- /O.CAN.KFSD.WW.Y.0018.000000T0000Z-130418T2300Z/ /O.NEW.KFSD.WW.Y.0020.130418T2100Z-130418T2300Z/ BEADLE-SANBORN-DAVISON- INCLUDING THE CITIES OF...HURON...WOONSOCKET...MITCHELL 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING... * TIMING...SNOWFALL WILL CONTINUE TO SLOWLY DIMINISH THROUGH THE LATE AFTERNOON AND EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...ONLY MINOR ADDITIONAL SNOWFALL ACCUMULATIONS ARE EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS OF 20 TO 35 MPH WILL DECREASE TO 10 TO 20 MPH THROUGH THE EVENING HOURS. THROUGH LATE AFTERNOON...VISIBILITIES WILL SOMETIMES BE REDUCED TO AROUND A HALF MILE BEFORE IMPROVING THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ NEZ013-SDZ039-054-055-060-061-065-066-068>071-190100- /O.CAN.KFSD.WW.Y.0017.000000T0000Z-130419T0100Z/ /O.NEW.KFSD.WW.Y.0020.130418T2100Z-130419T0100Z/ DIXON-KINGSBURY-MINER-LAKE-HANSON-MCCOOK-HUTCHINSON-TURNER- BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...DE SMET... ARLINGTON...LAKE PRESTON...HOWARD...MADISON...ALEXANDRIA... EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON... FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...MARION... VIBORG...HURLEY...CHANCELLOR...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... * TIMING...SNOWFALL WILL CONTINUE TO SLOWLY DIMINISH THROUGH THE LATE AFTERNOON AND EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS ARE EXPECTED TO BE AROUND AN INCH THROUGH EARLY EVENING. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL GRADUALLY DIMINISH TO 15 TO 25 MPH THROUGH THE EVENING. THROUGH LATE AFTERNOON...VISIBILITIES WILL SOMETIMES BE REDUCED TO AROUND A HALF MILE BEFORE IMPROVING THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IAZ012-020-021-031-NEZ014-190100- /O.CAN.KFSD.WW.Y.0017.000000T0000Z-130419T0100Z/ /O.NEW.KFSD.WW.Y.0020.130418T2100Z-130419T0100Z/ SIOUX-PLYMOUTH-CHEROKEE-WOODBURY-DAKOTA- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...SIOUX CITY...SOUTH SIOUX CITY 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... * TIMING...PERIODS OF SNOW WILL PERSIST INTO THE EVENING HOURS...ESPECIALLY INTO THE EARLY EVENING. BE AWARE THAT AS TEMPERATURES COOL THIS EVENING...THAT ANY SNOW WHICH BLEW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES. * ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS OF AROUND AN INCH OR TWO ARE LIKELY THROUGH EARLY EVENING. * WIND AND VISIBILITY...NORTH WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THROUGH THE EVENING HOURS. THIS WILL CAUSE BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN THE HEAVIER FALLING AND BLOWING SNOW THROUGH LATE THIS AFTERNOON OR EARLY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ IAZ002-003-013-014-MNZ090-190500- /O.CAN.KFSD.WW.Y.0017.000000T0000Z-130419T0600Z/ /O.NEW.KFSD.WW.Y.0020.130418T2100Z-130419T0600Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY-JACKSON- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...JACKSON... LAKEFIELD 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS... HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES OF SNOWFALL ARE LIKELY THROUGH THE EVENING HOURS. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ052-058-063-064-182200- /O.CAN.KFSD.WW.Y.0018.000000T0000Z-130418T2100Z/ JERAULD-AURORA-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...WESSINGTON SPRINGS...ALPENA... PLANKINTON...WHITE LAKE...STICKNEY...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE WINTER WEATHER ADVISORY. LITTLE ADDITIONAL SNOWFALL IS EXPECTED ACROSS THE AREA. $$ SDZ050-057-182200- /O.CAN.KFSD.WW.Y.0019.000000T0000Z-130418T2100Z/ GREGORY-BRULE- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...KIMBALL 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE WINTER WEATHER ADVISORY. LITTLE ADDITIONAL SNOWFALL IS EXPECTED ACROSS THE AREA. $$
What forecasters said that day
The local office's own words before this winter storm 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 winter storm warning went out at Apr 17, 3:21 PM CDT, 21 minutes earlier.
Area forecast discussion, Apr 17, 3:21 PM CDT, 21 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SIOUX FALLS SD
321 PM CDT WED APR 17 2013
.SHORT TERM...(THIS EVENING THROUGH THURSDAY)
ISSUED AT 314 PM CDT WED APR 17 2013
IN THE SHORT RANGE...FORECAST AREA IS BETWEEN WAVE SEGMENTS...WITH
THE WARM AIR ADVECTION FROM THIS MORNING GONE...AND THE MAIN PORTION
OF THE UPPER TROUGH/WAVE ENERGY STILL TO THE SOUTH. CURRENTLY...NEXT
ROUND OF CONVECTION IS NOW FIRING UP IN CENTRAL KANSAS...WHICH MAY
SCRAPE ALONG OUR SOUTHEAST ZONES THIS EVENING. THEREFORE KEPT THE
MENTION OF RAIN WITH EMBEDDED THUNDER IN THOSE AREAS THIS EVENING.
BUT ELSEWHERE...DRY MID LEVELS WILL INHIBIT BONAFIDE PRECIPITATION
FROM FALLING. RELIED HEAVILY ON THE WARMEST MODEL ALOFT I COULD
FIND...WITH WAS THE NAM FOR PRECIPITATION TYPE. BUT OVERALL FOR
THIS EVENING OUTSIDE OF NORTHWEST IOWA...JUST WENT OCCASIONAL LIGHT
PRECIPITATION WITH THE TYPE DEPENDING ON WHAT THE SURFACE
TEMPERATURES AND THE WARM AIR BUBBLE ALOFT WERE DOING. LATER
TONIGHT...THE MAIN PORTION OF THE WAVE BEGINS TO ENCROACH INTO OUR
AREA THEREFORE EXPECTING THE MID LEVELS TO SATURATE.
THEN ON THURSDAY...PV ADVECTION IS VERY STRONG AS THE WAVE STRONGLY
INFLUENCES THIS REGION. THE UPPER QG FORCING MOVES RIGHT OVER THE
HEART OF OUR FORECAST AREA...AND MID LEVEL INSTABILITY IS EVIDENT.
LASTLY...A DECENT TROWAL EXISTS AT THE 305K LEVEL INTO OUR FORECAST
AREA BACKING INTO SW MN...EAST CENTRAL SD AND SOUTHEAST SD. WITH ALL
THIS SAID...THERE COULD VERY WELL BE A HEAVY BAND OF SNOW SETTING UP
LATE TONIGHT AND THURSDAY IN THESE LOCATIONS AND IMMEDIATE ADJACENT
AREAS FOR 6 TO 9 INCHES OF SNOW...COUPLED WITH A LOT OF WIND OF 25
TO 35 MPH...AND SOME GUSTS UP TO 40 MPH. THEREFORE DECIDED TO ISSUE
A WINTER STORM WARNING FOR THOSE AREAS. ELSEWHERE...DECIDED TO ISSUE
AN ADVISORY FOR LATE TONIGHT THROUGH THURSDAY EVENING EXTENDING
EASTWARD INCLUDING A LINE FROM SIOUX CITY...TO SPENCER IOWA AND
JACKSON MN...FOR THE POTENTIAL OF SOME LIGHT ICING LATE TONIGHT
FOLLOWED BY 2 TO 4 INCHES OF SNOW AND THE WIND. THE CURRENT WINTER
WEATHER ADVISORY IN OUR WESTERN ZONES STILL LOOKED GOOD...AS LESS
POTENTIAL FOR HEAVY SNOW EXISTS IN THOSE ZONES.
.LONG TERM...(THURSDAY NIGHT THROUGH WEDNESDAY)
ISSUED AT 314 PM CDT WED APR 17 2013
RELATIVELY GOOD MODEL AGREEMENT IN THE NEAR TERM WITH TROWAL WORKING
THROUGH THE AREA THURSDAY NIGHT. HAVE INCREASED POPS WITH THIS
FEATURE...ESPECIALLY EAST OF THE JAMES RIVER VALLEY. SYSTEM PULLS
OUT OF THE AREA ON FRIDAY..HOWEVER...BRISK NORTHWEST WINDS CONTINUE
THROUGHOUT THE DAY. MODELS INDICATE RELATIVELY POOR MIXING WITH
MID CLOUD AND FRESH SNOW COVER ACROSS THE AREA...SO GUSTS MAY NOT BE
AS BAD AS THEY WOULD BE WITHOUT THESE FEATURES.
APPEARS AS THOUGH SKIES WILL CLEAR FRIDAY NIGHT...AND WITH WINDS
DROPPING OFF SHOULD SEE GREAT RADIATIVE CONDITIONS. MID LEVEL
CLOUDS WILL BE ON THE INCREASE ACROSS CENTRAL SOUTH DAKOTA AFTER
MIDNIGHT IN ADVANCE OF THE NEXT SERIES OF WAVES APPROACHING THE
AREA. AS A RESULT...HAVE COOLEST TEMPERATURES FORECAST FROM I-29
AND EAST ALONG THE HIGHWAY 14 CORRIDOR.
DIRTY ZONAL FLOW DOMINATES ACROSS THE REGION THROUGH THE WEEKEND
INTO EARLY NEXT WEEK. HAVE THE CHANCE OF SHOWERS WITH THESE
DISTURBANCES MOVING THROUGH...HOWEVER...AS A SURFACE COLD FRONT
MOVES SOUTH THROUGH THE AREA SUNDAY NIGHT INTO MONDAY LOWER LEVELS
COOL OFF ENOUGH THAT PREVAILING PRECIPITATION TYPE COULD SWITCH AND
CHANGE OVER TO SNOW.
MODELS DISSENSION INCREASES TOWARDS THE MIDDLE OF NEXT WEEK AS
ECMWF SUGGESTS A DEEPENING TROUGH ON THE BACK EDGE OF THE SHORT
WAVE TRAIN...WHILE THE GFS ADVERTISES MORE OF A FULL LATITUDINAL
TROUGH. WITH UNCERTAINTY WITH THE SYSTEM...LEFT MID-RANGE POPS IN
THROUGH TUESDAY.
&&
.AVIATION...(FOR THE 18Z TAFS THROUGH 18Z THURSDAY AFTERNOON)
ISSUED AT 1244 PM CDT WED APR 17 2013
STILL SEEING SOME VFR CONDITIONS NORTH OF I-90 AT THE START OF THE
PERIOD. HOWEVER...DETERIORATING CONDITIONS SPREADING NORTH ACROSS THE
AREA FROM NEBRASKA...WITH MVFR-IFR CEILINGS/VISIBILITY IN -DZ/BR
EXPECTED TO BE THE NORM THROUGHOUT THE AREA BY 21Z. IFR-LIFR CEILINGS
ALONG WITH IFR VISIBILITY THEN EXPECTED TO DOMINATE FOR THE REMAINDER
OF THE TAF PERIOD. PRECIPITATION TYPE WILL VARY FROM -DZ TO -SN...
DEPENDENT UPON MID LEVEL MOISTURE. CURRENT MODELS SHOWING -DZ MORE
LIKELY THROUGH THE EVENING...WITH -SN BECOMING MORE LIKELY AFTER
18/06Z. SNOW COULD BECOME MODERATE AT TIMES THROUGH CENTRAL PORTIONS
OF THE FORECAST AREA...INCLUDING AT KFSD...DURING THE LATTER HALF OF
THE TAF PERIOD...RESULTING IN MORE WIDESPREAD LIFR VISIBILITY WITH
PERIODS OF VLIFR VISIBILITY POSSIBLE. INCREASING NORTHERLY WINDS WILL
COMPOUND VISIBILITY ISSUES DURING THE LATTER HALF OF THE TAF PERIOD
AS WINDS GUSTING OVER 25KTS PRODUCE AREAS OF BLOWING SNOW ALONG WITH
THE FALLING SNOW.
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
SD...WINTER WEATHER ADVISORY FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY
FOR SDZ070-071.
WINTER STORM WARNING FROM 10 PM THIS EVENING TO 1 AM CDT FRIDAY
FOR SDZ039-040-054-055-060-061-065-068.
WINTER WEATHER ADVISORY FROM 7 PM THIS EVENING TO 1 AM CDT
FRIDAY FOR SDZ038-050-052-053-057>059-063-064.
WINTER STORM WARNING FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY FOR
SDZ056-062-066-067-069.
MN...WINTER WEATHER ADVISORY FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY
FOR MNZ090.
WINTER STORM WARNING FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY FOR
MNZ071-072-080-081-089-097-098.
IA...WINTER WEATHER ADVISORY FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY
FOR IAZ002-012-020.
WINTER STORM WARNING FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY FOR
IAZ001.
WINTER WEATHER ADVISORY FROM 4 AM THURSDAY TO 1 AM CDT FRIDAY
FOR IAZ003-013-014-021-031.
NE...WINTER WEATHER ADVISORY FROM 1 AM THURSDAY TO 1 AM CDT FRIDAY
FOR NEZ013.
WINTER WEATHER ADVISORY FROM 4 AM THURSDAY TO 1 AM CDT FRIDAY
FOR NEZ014.
&&
SHORT TERM...MJF
LONG TERM...
AVIATION...JHHazardous weather outlook, Apr 17, 10:54 AM CDT, 4 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 1054 AM CDT WED APR 17 2013 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-181200- 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- 1054 AM CDT WED APR 17 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT WINTER WEATHER... AREAS OF FREEZING DRIZZLE AND LIGHT SNOW ARE POSSIBLE THIS AFTERNOON IN SOUTH CENTRAL SOUTH DAKOTA...INCLUDING BRULE AND GREGORY COUNTIES AND POSSIBLE THE NORTHWEST PORTION OF CHARLES MIX COUNTY. ACCUMULATIONS WILL BE VERY MINIMAL...BUT SOME LIGHT ICING IS POSSIBLE IF TEMPERATURES REMAIN NEAR FREEZING. TONIGHT...A BROAD AREA OF SNOW WILL DEVELOP AND CONTINUE INTO THURSDAY. NORTHWEST IOWA WILL REMAIN MAINLY RAIN THROUGH TONIGHT BUT SEE A CHANCE FOR SNOW LATE. SNOWFALL AMOUNTS WILL BE HEAVIEST EAST OF THE JAMES RIVER VALLEY INTO SOUTHWEST MINNESOTA AND SOUTHEAST SOUTH DAKOTA WHERE STORM TOTAL SNOWFALL BY THURSDAY EVENING WILL LIKELY BE 4 TO 8 INCHES. SNOWFALL AMOUNTS TONIGHT IN THESE AREAS WILL BE 2 TO 4 INCHES. SNOW AND BLOWING SNOW MAY REDUCE THE VISIBILITY TO LESS THAN A HALF A MILE AT TIMES. WIND AND FOG... NORTH TO NORTHWEST WINDS COULD GUST AS HIGH AS 40 MPH LATER TONIGHT. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY SNOW WILL GRADUALLY DIMINISH FROM WEST TO EAST LATE THURSDAY AND THURSDAY EVENING...WITH THE HEAVIEST ACCUMULATIONS OVER EAST CENTRAL AND SOUTHEAST SOUTH DAKOTA...AND INTO SOUTHWEST MINNESOTA. WINDS WILL ALSO GUST TO AROUND 40 MPH AT TIMES WITH THE CONTINUED THREAT OF SNOW AND BLOWING SNOW REDUCING THE VISIBILITY TO A HALF OF A MILE OR LESS AT TIMES. .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.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 10:51 AM CDT | Winter Weather Advisory | FSD | Aurora, Beadle, Charles Mix, Davison, Douglas, Jerauld and 3 more | 29 hr |
| Apr 17, 3:42 PM CDT | Winter Weather Advisory | FSD | Brule, Gregory | 24 hr |
Nearby
Winter Storm Warnings in South Dakota, 2013Winter Storm Warnings in Minnesota, 2013Winter Storm Warnings in Iowa, 2013Every winter storm warning in 2013
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.