Alert archive / South Dakota / Winter Weather Advisories in 2012
Winter Weather Advisory 2, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this winter weather advisory at Jan 22, 2012, 3:30 AM CST for 4 states. It took effect at Jan 22, 2012, 12:00 PM CST. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Jan 22, 2012, 3:30 AM CST (09:30 UTC)
- In effect from
- Jan 22, 2012, 12:00 PM CST
- Expired
- Jan 23, 2012, 6:00 AM CST
- In force
- 18 hr
- Issued by
- NWS Sioux Falls, SD
All 45 counties
Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Cottonwood County, MN, Jackson County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brookings County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Sanborn County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 16 km from the middle of the area, began a volume at 09:32 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.
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 9.5 hours before the alert went out and 202 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 584 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 420 m²/s²
- 0-3 km storm-relative helicity
- 474 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
918 WWUS43 KFSD 220930 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 330 AM CST SUN JAN 22 2012 .A RAPIDLY DEVELOPING STORM SYSTEM WILL BEGIN TO AFFECT THE REGION BY AFTERNOON AND WILL SPREAD SNOW AND BLOWING SNOW ACROSS THE REGION THIS AFTERNOON AND TONIGHT. SNOWFALL AMOUNTS OF 3 TO 4 INCHES CAN BE EXPECTED WEST OF INTERSTATE 29 WITH AMOUNTS OF 1 TO 2 INCHES TO THE EAST. STRONG NORTHWEST WINDS WILL DEVELOP THIS AFTERNOON WEST OF INTERSTATE 29 AND SPREAD INTO AREAS EAST OF INTERSTATE 29 TONIGHT. THESE STRONG WINDS WILL CREATE BLOWING SNOW WHICH WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. SDZ038-050-052-057-058-063-064-221730- /O.NEW.KFSD.WW.Y.0002.120122T1800Z-120123T0600Z/ BEADLE-GREGORY-JERAULD-BRULE-AURORA-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...CHAMBERLAIN...KIMBALL... PLANKINTON...WHITE LAKE...STICKNEY...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 330 AM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT. * TIMING...THERE IS A CHANCE OF LIGHT FREEZING RAIN OR LIGHT SNOW THIS MORNING...BUT SNOW WILL BECOME WIDESPREAD DURING THE AFTERNOON AND PERSIST THROUGH THE EVENING. * ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS OF 3 TO 4 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 35 MPH WILL DEVELOP DURING THE AFTERNOON AND PERSIST THROUGH TONIGHT AND WILL CREATE BLOWING SNOW WHICH WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. 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. && $$ SDZ053-059-060-065-068-221730- /O.NEW.KFSD.WW.Y.0002.120122T2100Z-120123T0600Z/ SANBORN-DAVISON-HANSON-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...WOONSOCKET...MITCHELL...ALEXANDRIA... EMERY...PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR 330 AM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST TONIGHT... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST TONIGHT. * TIMING...SNOW WILL SPREAD INTO THE AREA BY EARLY AFTERNOON AND WILL BECOME WIDESPREAD BY MID AFTERNOON AND PERSIST THROUGH THE EVENING. * ACCUMULATIONS...SNOWFALL AMOUNTS NEAR 4 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 35 MPH WILL DEVELOP BY LATE AFTERNOON AND PERSIST THROUGH THE NIGHT AND WILL CREATE BLOWING SNOW WHICH WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ039-040-054-055-061-221730- /O.NEW.KFSD.WW.Y.0002.120122T2300Z-120123T0900Z/ KINGSBURY-BROOKINGS-MINER-LAKE-MCCOOK- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE 330 AM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 3 AM CST MONDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 3 AM CST MONDAY. * TIMING...SNOW WILL DEVELOP BY LATE AFTERNOON AND PERSIST THROUGH MOST OF THE NIGHT. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 3 TO 4 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 35 MPH WILL DEVELOP BY EVENING AND PERSIST THROUGH TONIGHT. BLOWING SNOW WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES DURING THE OVERNIGHT HOURS. 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. && $$
5 follow-up statements
514 WWUS43 KFSD 221714 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1114 AM CST SUN JAN 22 2012 .A RAPIDLY DEVELOPING STORM SYSTEM WILL CONTINUE TO SPREAD SNOW AND BLOWING SNOW EASTWARD ACROSS THE REGION THIS AFTERNOON AND TONIGHT. SNOWFALL AMOUNTS OF 2 TO 4 INCHES CAN BE EXPECTED WEST OF A BROOKINGS TO YANKTON LINE WITH AMOUNTS OF 1 TO 2 INCHES TO THE EAST. STRONG NORTHWEST WINDS WILL DEVELOP LATER THIS AFTERNOON WEST OF INTERSTATE 29 AND SPREAD INTO AREAS EAST OF INTERSTATE 29 TONIGHT. THESE STRONG WINDS WILL CREATE BLOWING SNOW WHICH WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. SDZ038-050-052-057-058-063-064-230115- /O.CON.KFSD.WW.Y.0002.120122T1800Z-120123T0600Z/ BEADLE-GREGORY-JERAULD-BRULE-AURORA-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...CHAMBERLAIN...KIMBALL... PLANKINTON...WHITE LAKE...STICKNEY...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 1114 AM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * TIMING...AREAS OF LIGHT FREEZING RAIN AND SNOW EARLY THIS AFTERNOON WILL BECOME WIDESPREAD SNOW DURING THE AFTERNOON AND PERSIST THROUGH AROUND MIDNIGHT. * ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS OF 2 TO 4 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 35 MPH WILL DEVELOP DURING THE AFTERNOON AND PERSIST THROUGH TONIGHT AND WILL CREATE BLOWING SNOW WHICH WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ053-059-060-065-068-230115- /O.CON.KFSD.WW.Y.0002.120122T2100Z-120123T0600Z/ SANBORN-DAVISON-HANSON-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...WOONSOCKET...MITCHELL...ALEXANDRIA... EMERY...PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR 1114 AM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST TONIGHT... * TIMING...SNOW WILL SPREAD INTO THE AREA BY EARLY AFTERNOON AND WILL BECOME WIDESPREAD BY MID AFTERNOON AND PERSIST THROUGH AROUND MIDNIGHT. * ACCUMULATIONS...SNOWFALL AMOUNTS NEAR 4 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 35 MPH WILL DEVELOP BY LATE AFTERNOON AND PERSIST THROUGH THE NIGHT AND WILL CREATE BLOWING SNOW WHICH WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. 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. && $$ SDZ039-040-054-055-061-230115- /O.CON.KFSD.WW.Y.0002.120122T2300Z-120123T0900Z/ KINGSBURY-BROOKINGS-MINER-LAKE-MCCOOK- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE 1114 AM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 3 AM CST MONDAY... * TIMING...SNOW WILL DEVELOP BY LATE AFTERNOON AND PERSIST THROUGH MOST OF THE NIGHT. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 3 TO 4 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 35 MPH WILL DEVELOP BY EVENING AND PERSIST THROUGH TONIGHT. BLOWING SNOW WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES DURING THE OVERNIGHT HOURS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
078 WWUS43 KFSD 222124 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 324 PM CST SUN JAN 22 2012 .ACCUMULATING SNOW IS IN STORE FOR THE AREA TONIGHT...AS LOW PRESSURE MOVES FROM EASTERN KANSAS TO SOUTHERN WISCONSIN. THE SNOW WILL BE ACCOMPANIED BY INCREASING NORTHWEST WINDS WHICH WILL CAUSE BLOWING AND DRIFTING SNOW. SNOWFALL AMOUNTS OF 1 TO 4 INCHES CAN BE EXPECTED. EVEN WHERE THE LESSER AMOUNTS FALL...SUCH AS NORTHWEST IOWA AND EXTREME NORTHEAST NEBRASKA...THE STRONG WINDS AND BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. SUSTAINED WINDS OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL DEVELOP OVER THE AREA. VISIBILITIES WILL BE REDUCED BELOW ONE HALF MILE AT TIMES. IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ056-062-066-067-069>071-230530- /O.EXB.KFSD.WW.Y.0002.120122T2200Z-120123T1800Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON- PIPESTONE-ROCK-DIXON-DAKOTA-MOODY-MINNEHAHA-TURNER-YANKTON-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...LE MARS...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... FLANDREAU...SIOUX FALLS...PARKER...CENTERVILLE...MARION... VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 324 PM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST MONDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL NOON CST MONDAY. * TIMING...SNOW WILL INCREASE AND BECOME STEADY OVER THE AREA THIS EVENING. STRONG WINDS WILL DEVELOP THIS EVENING AND CONTINUE THROUGH MONDAY MORNING. THE SNOW WILL END LATE TONIGHT OR EARLY MONDAY MORNING...AREAS OF BLOWING SNOW WILL CONTINUE MONDAY MORNING. * ACCUMULATIONS...TOTAL NEW SNOWFALL AMOUNTS OF 1 TO 3 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL DEVELOP THIS EVENING AND CONTINUE INTO MONDAY MORNING. SNOW AND BLOWING SNOW WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. 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. && $$ SDZ038-050-052-057-058-063-064-230530- /O.EXT.KFSD.WW.Y.0002.000000T0000Z-120123T1000Z/ BEADLE-GREGORY-JERAULD-BRULE-AURORA-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...CHAMBERLAIN...KIMBALL... PLANKINTON...WHITE LAKE...STICKNEY...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 324 PM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 AM CST MONDAY... * TIMING...SNOW WILL CONTINUE THIS EVENING THEN END AFTER MIDNIGHT. STRONG WINDS WILL DEVELOP BY THE START OF THIS EVENING AND CONTINUE THROUGH TONIGHT...CAUSING AREAS OF BLOWING SNOW. * ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS OF 2 TO 4 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL DEVELOP BY EARLY THIS EVENING AND CONTINUE THROUGH TONIGHT. SNOW AND BLOWING SNOW WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ053-059-060-065-068-230530- /O.EXT.KFSD.WW.Y.0002.000000T0000Z-120123T1000Z/ SANBORN-DAVISON-HANSON-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...WOONSOCKET...MITCHELL...ALEXANDRIA... EMERY...PARKSTON...FREEMAN...MENNO...TRIPP...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR 324 PM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 AM CST MONDAY... * TIMING...SNOW WILL CONTINUE THIS EVENING THEN END AFTER MIDNIGHT. STRONG WINDS WILL DEVELOP BY THE START OF THIS EVENING AND CONTINUE THROUGH TONIGHT...CAUSING AREAS OF BLOWING SNOW. * ACCUMULATIONS...SNOWFALL AMOUNTS OF 2 TO 4 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL DEVELOP BY EARLY THIS EVENING AND CONTINUE THROUGH TONIGHT. SNOW AND BLOWING SNOW WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. 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. && $$ SDZ039-040-054-055-061-230530- /O.EXT.KFSD.WW.Y.0002.120122T2200Z-120123T1200Z/ KINGSBURY-BROOKINGS-MINER-LAKE-MCCOOK- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE 324 PM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM CST MONDAY... * TIMING...SNOW WILL CONTINUE THIS EVENING THEN END AFTER MIDNIGHT. STRONG WINDS WILL DEVELOP BY THE START OF THIS EVENING AND CONTINUE THROUGH TONIGHT...CAUSING AREAS OF BLOWING SNOW. * ACCUMULATIONS...SNOWFALL ACCUMULATIONS OF 2 TO 4 INCHES CAN BE EXPECTED. * WIND AND VISIBILITY...STRONG NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL DEVELOP EARLY THIS EVENING AND CONTINUE THROUGH TONIGHT. SNOW AND BLOWING SNOW WILL REDUCE VISIBILITIES BELOW ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ WILLIAMS
910 WWUS43 KFSD 230158 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 758 PM CST SUN JAN 22 2012 .A BAND OF MODERATE TO OCCASIONALLY HEAVY SNOW WILL MOVE ACROSS NORTHWEST IOWA AND PARTS OF SOUTHWEST MINNESOTA TONIGHT...GENERALLY EAST OF A LINE FROM VERMILLION SOUTH DAKOTA...TO ROCK RAPIDS IOWA TO SLAYTON MINNESOTA. SNOWFALL AMOUNTS OF 2 TO 4 INCHES WILL OCCUR WITH THIS BAND...WITH THE HIGHEST AMOUNTS EXPECTED ALONG AND EAST OF HIGHWAY 60. IN ADDITION TO THE SNOWFALL...INCREASING NORTHWEST WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW...WHICH WILL CONTINUE THROUGH MONDAY MORNING. FARTHER TO THE WEST...AREAS OF LIGHT SNOW WILL MOVE ACROSS MOST OF SOUTHEAST SOUTH DAKOTA OVERNIGHT. HOWEVER ANY ADDITIONAL SNOWFALL AMOUNTS IN THESE AREAS SHOULD BE LESS THAN AN INCH. ALTHOUGH STRONG NORTHWEST WINDS ARE ALSO EXPECTED TONIGHT AND MONDAY...WITH LIGHTER SNOWFALL AMOUNTS THAN EARLIER ANTICIPATED... BLOWING SNOW IN THIS AREA SHOULD NOT BE AS SIGNIFICANT AS IN EASTERN PORTIONS OF THE AREA. MNZ071-072-097-098-SDZ056-062-066-067-069-230300- /O.CAN.KFSD.WW.Y.0002.000000T0000Z-120123T1800Z/ LINCOLN-LYON-PIPESTONE-ROCK-MOODY-MINNEHAHA-TURNER-YANKTON- INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON... IVANHOE...MARSHALL...PIPESTONE...LUVERNE...FLANDREAU... SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG...YANKTON 758 PM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE WINTER WEATHER ADVISORY. ALTHOUGH AREAS OF LIGHT SNOW ARE STILL EXPECTED OVERNIGHT... ADDITIONAL SNOWFALL AMOUNTS SHOULD REMAIN LESS THAN AN INCH. THE LIGHTER SNOWFALL AMOUNTS WILL ALSO LIMIT THE EXTENT OF BLOWING SNOW AS NORTHWEST WINDS INCREASE LATE TONIGHT. $$ SDZ038-050-052-053-057>060-063>065-068-230300- /O.CAN.KFSD.WW.Y.0002.000000T0000Z-120123T1000Z/ BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...WOONSOCKET...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR 758 PM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE WINTER WEATHER ADVISORY. ALTHOUGH AREAS OF LIGHT SNOW ARE STILL EXPECTED OVERNIGHT... ADDITIONAL SNOWFALL AMOUNTS SHOULD REMAIN LESS THAN AN INCH. THE LIGHTER SNOWFALL AMOUNTS WILL ALSO LIMIT THE EXTENT OF BLOWING SNOW AS NORTHWEST WINDS INCREASE LATE TONIGHT. $$ SDZ039-040-054-055-061-230300- /O.CAN.KFSD.WW.Y.0002.000000T0000Z-120123T1200Z/ KINGSBURY-BROOKINGS-MINER-LAKE-MCCOOK- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...HOWARD...MADISON...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE 758 PM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE WINTER WEATHER ADVISORY. ALTHOUGH AREAS OF LIGHT SNOW ARE STILL EXPECTED OVERNIGHT... ADDITIONAL SNOWFALL AMOUNTS SHOULD REMAIN LESS THAN AN INCH. THE LIGHTER SNOWFALL AMOUNTS WILL ALSO LIMIT THE EXTENT OF BLOWING SNOW AS NORTHWEST WINDS INCREASE LATE TONIGHT. $$ IAZ001>003-012>014-020>022-031-032-MNZ080-081-089-090-NEZ013-014- SDZ070-071-231000- /O.CON.KFSD.WW.Y.0002.000000T0000Z-120123T1800Z/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-MURRAY-COTTONWOOD-NOBLES-JACKSON-DIXON- DAKOTA-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...LE MARS...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 758 PM CST SUN JAN 22 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST MONDAY... * TIMING...A BAND OF MODERATE TO BRIEFLY HEAVY SNOW WILL MOVE ACROSS THE AREA THIS EVENING...LINGERING IN AREAS EAST OF HIGHWAY 60 AFTER MIDNIGHT. THE SNOW SHOULD DIMINISH BY DAYBREAK MONDAY. INCREASING NORTHWEST WINDS WILL FOLLOW THE HEAVIER SNOWFALL BAND...WITH AREAS OF BLOWING SNOW LIKELY THROUGH MONDAY MORNING. * ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS OF 2 TO 4 INCHES ARE EXPECTED...WITH THE HEAVIER AMOUNTS EAST OF HIGHWAY 60. * WIND AND VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 30 MPH...WITH SOME GUSTS TO AROUND 35 MPH...AFTER MIDNIGHT. THE STRONG WINDS AND RESULTANT AREAS OF BLOWING SNOW WILL CONTINUE THROUGH MONDAY MORNING. VISIBILITY WITHIN THE HEAVIER BAND OF SNOW WILL DROP TO A HALF MILE AT TIMES TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
873 WWUS43 KFSD 230909 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 309 AM CST MON JAN 23 2012 .A STROM SYSTEM OVER THE GREAT LAKES REGION WILL MOVE OFF TO THE NORTHEAST TODAY. LIGHT SNOW AND BLOWING SNOW ASSOCIATED WITH THIS FEATURE SHOULD TAPER OFF BY EARLY MORNING...WITH ONLY SCATTERED FLURRIES AND PATCHY BLOWING SNOW EXPECTED AFTER SUNRISE. IAZ001-002-012-013-020-021-031-032-MNZ080-089-NEZ013-014-SDZ070- 071-231015- /O.CAN.KFSD.WW.Y.0002.000000T0000Z-120123T1800Z/ LYON-OSCEOLA-SIOUX-OBRIEN-PLYMOUTH-CHEROKEE-WOODBURY-IDA-MURRAY- NOBLES-DIXON-DAKOTA-CLAY-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...ORANGE CITY...SIOUX CENTER...SHELDON... HARTLEY...SANBORN...LE MARS...CHEROKEE...SIOUX CITY...IDA GROVE... HOLSTEIN...BATTLE CREEK...SLAYTON...FULDA...WORTHINGTON... WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 309 AM CST MON JAN 23 2012 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE WINTER WEATHER ADVISORY. ONLY SCATTERED FLURRIES AND PATCHY BLOWING SNOW IS EXPECTED THE REST OF THE MORNING. $$ IAZ003-014-022-MNZ081-090-231200- /O.EXT.KFSD.WW.Y.0002.000000T0000Z-120123T1200Z/ DICKINSON-CLAY-BUENA VISTA-COTTONWOOD-JACKSON- INCLUDING THE CITIES OF...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SPENCER...STORM LAKE...WINDOM...MOUNTAIN LAKE...JACKSON... LAKEFIELD 309 AM CST MON JAN 23 2012 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING... * TIMING...LIGHT SNOW WILL TAPER OFF TO FLURRIES BY SUNRISE. ADDITIONAL ACCUMULATIONS WILL BE LESS THAN ONE HALF INCH. * WIND AND VISIBILITY...NORTHWEST WINDS OF 20 TO 30 MPH WILL CREATE AREAS OF BLOWING SNOW AND REDUCED VISIBILITIES IN OPEN AREAS THROUGH EARLY TO MID MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
570 WWUS43 KFSD 231152 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 552 AM CST MON JAN 23 2012 IAZ003-014-022-MNZ081-090-231300- /O.EXP.KFSD.WW.Y.0002.000000T0000Z-120123T1200Z/ DICKINSON-CLAY-BUENA VISTA-COTTONWOOD-JACKSON- INCLUDING THE CITIES OF...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SPENCER...STORM LAKE...WINDOM...MOUNTAIN LAKE...JACKSON... LAKEFIELD 552 AM CST MON JAN 23 2012 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 AM CST EARLY THIS MORNING... ONLY SCATTERED FLURRIES AND PATCHY BLOWING SNOW IS EXPECTED THE REST OF THE MORNING. $$
What forecasters said that day
The local office's own words before this winter weather advisory 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 weather advisory went out at Jan 22, 3:10 AM CST, 20 minutes earlier.
Area forecast discussion, Jan 22, 3:10 AM CST, 20 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
310 AM CST SUN JAN 22 2012
.DISCUSSION.../ISSUED AT 310 AM CST/
COMPLICATED AND MESSY FORECAST TODAY THROUGH TONIGHT. TWO SEPERATE
WAVES WILL PHASE IN OVER THE REGION LATER THIS AFTERNOON AND
TONIGHT. SOUTHERN STREAM WAVE MAY SPREAD A LITTLE LIGHT FREEZING
DRIZZLE OR LIGHT FREEZING RAIN INTO EASTERN CWA YET THIS MORNING AS
LOW LEVEL MOISTURE RETURNING AHEAD OF APPROACHING FRONT. ANY
PRECIPITATION THAT DOES OCCUR WITH THIS FEATURE WILL BE LIGHT AND
WILL NOT GO WITH ANY HIGHLIGHT ACROSS EAST THIS MORNING. NORTHERN
STREAM WAVE WILL BEGIN TO AFFECT FAR WESTERN CWA THIS MORNING...WITH
INITIALLY SOME LIGHT FREEZING RAIN...BUT COLUMN WILL COOL FAIRLY
QUICKLY AS WAVES PHASE TOGETHER. SO ANY PRECIPITATION SHOULD CHANGE
OVER TO SNOW ACROSS THE WEST AND DECENT TROWAL LIKE FEATURE BEGINS
TO SET UP THIS AFTERNOON AND EVENING AND WILL LIKELY SEE FAIRLY
DECENT SNOW ACCUMULATIONS NEAR 4 INCHES WEST OF I29 THIS AFTERNOON
THROUGH THE EVENING...AND POSSIBLY UP TO 6 INCHES IN A FEW
LOCATIONS. THEREFORE HAVE DECIDED TO GO WITH A WINTER WEATHER
ADVISORY FOR THIS AFTERNOON THROUGH LATER THIS EVENING WEST OF I29
AS IN ADDITION TO THE SNOW...STRONG NORTHWEST WINDS SHOULD DEVELOP
BEHIND SURFACE TROF WHICH WILL REACH I29 BY 00Z. SO THE SNOW AND
BLOWING SNOW COMBINATION WILL MAKE THINGS MESSY. FURTHER TO THE
EAST...WOULD EXPECT ANY FREEZING RAIN OR SNOW TO BE RELATIVELY LIGHT
AHEAD OF THIS FRONT AND WITH COOLING TEMPERATURES ALOFT ANY
PRECIPITATION BY EARLY TO MID AFTERNOON WOULD BE IN THE FORM OF
LIGHT SNOW. TONIGHT SHOULD SEE SOME ACCUMULATING SNOW EAST OF I29 AS
UPPER LOW LIFTS NORTHEAST. LIKELY TO SEE AN INCH OR 2 EAST OF I29
AND DAY SHIFT CAN DECIDE IF ADVISORY WILL BE NEEDED AS WINDS WILL
ALSO PICK UP TONIGHT AND WILL CREATE AREAS OF BLOWING SNOW. RIGHT
NOW WILL FOCUS ADVISORY WHERE HEAVIEST SNOW IS EXPECTED. DEFINATELY
A RAPIDLY DEVELOPING FEATURE AND AMOUNTS COULD BE HIGHER IN THE
TROWAL FEATURE. LOCATION OF THIS FEATURE WILL BE CRITICAL AND THUS
COULD CHANGE DURING AFTERNOON AS SYSTEMS PHASE.
ON MONDAY EXPECT COLD TEMPERATURES AND BREEZY CONDITIONS. WILL
STRUGGLE TO GET OUT OF TEENS ACROSS THE EAST ON MONDAY WILE FAR WEST
CLIMBS INTO LOWER 20S.
HAVE DROPPED TEMPERATURES CONSIDERABLY FOR MONDAY NIGHT INTO TUESDAY
MORNNIG AND SURFACE HIGH SETTLES OVER FRESH SNOW COVER. SO SHOULD
SEE SUB ZERO LOWS MOST PLACES AND A FEW LOCATIONS MAY DROP TO 10
BELOW ESPECIALLY WHERE BEST SNOW FALLS LATER TODAY AND TONIGHT.
WARMING TREND BEGINS ON TUESDAY AS MORE MILDER PACIFIC AIR SPREADS
IN FROM THE WEST. UNFORTUNATELY WITH SNOW COVER...THE WARMING WILL
BE TEMPERED AND DID LOWER HIGHS FOR TUESDAY THROUGH SATURDAY A FEW
DEGREES FROM GUIDANCE. SO SNOW COVERED AREAS OF EAST MAY GET A FEW
DEGREES ABOVE 30 WEDNESDAY THROUGH FRIDAY WHILE SOUTHWEST CWA WILL
HAVE A BETTER CHANCE TO MIX OUT A FEW DEGREES ABOVE 40. WITH THIS
MUCH SNOW COVER CURRENTLY OVER CWA AND ADDITIONAL AMOUNTS EXPECTED
THROUGH TONIGHT...COOLER HIGHS WOULD BE A WISER CHOICE DURING THE
MONTH OF JANUARY.
&&
.AVIATION.../FOR THE 06Z TAF ISSUANCE/
NUMEROUS AVIATION CONCERNS PERSIST THROUGH THIS TAF PERIOD. MVFR-IFR
CEILINGS WILL PERSIST ALONG AND EAST OF I-29 CORRIDOR THROUGH THE
PERIOD...GRADUALLY EXPANDING WEST THROUGH THE JAMES RIVER VALLEY
LATE TONIGHT. STRONG SOUTH WINDS EXPECTED TO GRADUALLY DECREASE FROM
WEST TO EAST THROUGH MID MORNING SUNDAY AS LOW PRESSURE APPROACHES
FROM THE WEST. STRONGER WINDS WILL PRODUCE MVFR-IFR VISIBILITIES IN
BLOWING SNOW ACROSS PARTS OF SOUTHWEST MN/NORTHWEST IOWA THROUGH THE
EARLY MORNING HOURS...WITH IMPROVEMENT EXPECTED AFTER 09Z AS WINDS
BEGIN TO DIMINISH. WEAK LIFT ATOP THE EXPANDING STRATUS LAYER COULD
SQUEEZE OUT SOME AREAS OF FREEZING DRIZZLE. THIS SEEMS MOST FAVORED
IN NORTHWEST IOWA LATE TONIGHT/EARLY SUNDAY...AND WILL KEEP MENTION
OF FZDZ IN KSUX TAF DURING 09Z-15Z WINDOW.
DAYTIME HOURS SUNDAY WILL FEATURE INCREASING PRECIPITATION CHANCES
FROM WEST TO EAST...WITH MVFR-IFR CEILINGS/VISIBILITIES LIKELY OVER
MOST OF THE AREA. THERE IS A SMALL WINDOW OF FREEZING RAIN OR SLEET
THREAT AT THE ONSET OF PRECIPITATION...ESPECIALLY OVER THE NORTHWEST
PORTIONS OF THE AREA INCLUDING KHON MID-LATE MORNING ON SUNDAY.
HOWEVER WARM LAYER ALOFT IS ALSO DRY...SO ANY MIXED PRECIP SHOULD
QUICKLY CHANGE TO SNOW AS THAT COLUMN SATURATES AND COOLS...AND WILL
LEAVE MENTION OF FZRA/PL OUT OF THE 06Z TAF SET. PERIODS OF IFR TO
LOCALLY LIFR VISIBILITIES LIKELY IN SNOW DURING THE AFTERNOON AND
EVENING HOURS...WITH HEAVIEST SNOW EXPECTED WEST OF I-29 CORRIDOR.
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
IA...NONE.
MN...NONE.
NE...NONE.
SD...WINTER WEATHER ADVISORY FROM 3 PM THIS AFTERNOON TO MIDNIGHT CST
TONIGHT FOR SDZ053-059-060-065-068.
WINTER WEATHER ADVISORY FROM NOON TODAY TO MIDNIGHT CST TONIGHT
FOR SDZ038-050-052-057-058-063-064.
WINTER WEATHER ADVISORY FROM 5 PM THIS AFTERNOON TO 3 AM CST
MONDAY FOR SDZ039-040-054-055-061.
&&Hazardous weather outlook, Jan 21, 3:56 AM CST, 23 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 0356 AM CST SAT JAN 21 2012 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-221200- 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- 0356 AM CST SAT JAN 21 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT WINTER WEATHER... SOUTH TO SOUTHEAST WINDS WILL INCREASE TO 20 TO 35 MPH BY MID TO LATE MORNING WHICH WILL CREATE AREAS OF BLOWING SNOW...ESPECIALLY IN OPEN AREAS LATE THIS MORNING THROUGH THIS EVENING. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THERE WILL BE A CHANCE OF LIGHT FREEZING RAIN LATE TONIGHT WEST OF THE JAMES RIVER...AND WEST OF INTERSTATE 29 SUNDAY MORNING. SNOW WILL DEVELOP DURING THE AFTERNOON WEST OF THE JAMES VALLEY AND COULD ACCUMULATE 1 TO 2 INCHES. THERE WILL ALSO BE A CHANCE OF LIGHT SNOW FURTHER EAST LATER IN THE AFTERNOON AND OVERNIGHT...WITH ACCUMULATIONS LESS THAN ONE INCH. GUSTY NORTHWEST WINDS WILL DEVELOP SUNDAY AFTERNOON WEST OF INTERSTATE 29 AND OVER THE ENTIRE AREA SUNDAY NIGHT. THESE GUSTY WINDS WILL AGAIN CREATE AREAS OF BLOWING SNOW. .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.
Nearby
Winter Weather Advisories in South Dakota, 2012Winter Weather Advisories in Iowa, 2012Winter Weather Advisories in Minnesota, 2012Every winter weather advisory in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.