Alert archive / South Dakota / Blizzard Watches in 2007
Blizzard Watch 2, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this blizzard watch at Feb 28, 2007, 4:32 PM CST for 19 counties in South Dakota; Dixon County, Nebraska. It took effect at Mar 1, 2007, 6:00 PM CST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 28, 2007, 4:32 PM CST (22:32 UTC)
- In effect from
- Mar 1, 2007, 6:00 PM CST
- Expired
- Mar 1, 2007, 4:08 AM CST
- In force
- Issued by
- NWS Sioux Falls, SD
Counties Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, McCook County, SD, Miner County, SD, Sanborn County, SD, Turner County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 96 km from the middle of the area, began a volume at 22:34 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 12:00Z, 10.5 hours before the alert went out and 154 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
- 482 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 203 m²/s²
- 0-3 km storm-relative helicity
- 525 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS43 KFSD 282232 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 432 PM CST WED FEB 28 2007 .A MID-LEVEL FRONT WILL CONTINUE TO WORK NORTH...RESULTING IN ADDITIONAL SNOW ACCUMULATIONS OF ONE TO TWO INCHES MAINLY NORTH OF INTERSTATE 90 THROUGH EARLY EVENING. LOW PRESSURE WILL RAPIDLY INTENSIFY ON THURSDAY MORNING AS IT MOVES INTO THE UPPER MIDWEST. MODERATE TO HEAVY SNOW IS EXPECTED TO DEVELOP ALONG AND EAST OF INTERSTATE 29 AND CONTINUE WELL INTO FRIDAY. IN ADDITION...STRONG NORTHWEST WINDS OF 25 TO 40 MPH WILL DEVELOP OVER MUCH OF THE REGION AS THE LOW PRESSURE SYSTEM INTENSIFIES. THIS MAY CREATE BLIZZARD OR NEAR BLIZZARD CONDITIONS OVER MUCH OF NORTHWEST IOWA... SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...AND EXTREME NORTHEAST NEBRASKA. SDZ038-039-053>055-010000- /O.CAN.KFSD.WS.A.0005.070301T1800Z-070302T1800Z/ /O.NEW.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ /O.CON.KFSD.SN.Y.0004.000000T0000Z-070301T0000Z/ BEADLE-KINGSBURY-SANBORN-MINER-LAKE- INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON... LAKE PRESTON...WOONSOCKET...HOWARD...MADISON 432 PM CST WED FEB 28 2007 ...WINTER STORM WATCH IS CANCELLED... ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... ...BLIZZARD WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WATCH...WHICH IS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. THE WINTER STORM WATCH HAS BEEN CANCELLED. A SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. MODERATE SNOW WILL CONTINUE THROUGH LATE AFTERNOON HOURS WITH TOTAL SNOW ACCUMULATIONS RANGING FROM 4 TO 7 INCHES. ON THURSDAY...NORTHWEST WINDS WILL INCREASE DURING THE AFTERNOON HOURS AND CONTINUE INTO FRIDAY AFTERNOON. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE POSSIBLE. IN ADDITION...LIGHT SNOW IS EXPECTED THURSDAY NIGHT AND FRIDAY. WHILE SNOW AMOUNTS ARE EXPECTED TO BE LESS THAN 4 INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ NEZ013-SDZ059>061-065-066-068>070-010645- /O.CAN.KFSD.WS.A.0005.070301T1800Z-070302T1800Z/ /O.NEW.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ DIXON-DAVISON-HANSON-MCCOOK-HUTCHINSON-TURNER-BON HOMME-YANKTON- CLAY- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...MITCHELL... ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE... PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION 432 PM CST WED FEB 28 2007 ...WINTER STORM WATCH IS CANCELLED... ...BLIZZARD WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WATCH...WHICH IS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. THE WINTER STORM WATCH HAS BEEN CANCELLED. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. IN ADDITION...NORTHWEST WINDS UP TO 40 MPH ARE POSSIBLE THURSDAY AFTERNOON INTO FRIDAY AFTERNOON. WHILE SNOWFALL IS EXPECTED TO BE LESS THAN 6 INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ MNZ071-072-080-097-010000- /O.UPG.KFSD.BZ.A.0001.070301T1200Z-070302T1800Z/ /O.NEW.KFSD.BZ.W.0001.070301T1800Z-070303T0000Z/ /O.CON.KFSD.SN.Y.0004.000000T0000Z-070301T0000Z/ LINCOLN-LYON-MURRAY-PIPESTONE- INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON... IVANHOE...MARSHALL...SLAYTON...FULDA...PIPESTONE 432 PM CST WED FEB 28 2007 ...BLIZZARD WARNING IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY... ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. A SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. LIGHT TO MODERATE SNOW MIXED WITH PERIODS OF FREEZING DRIZZLE WILL CONTINUE LATE THIS AFTERNOON WITH TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES. SNOW IS EXPECTED TO REDEVELOP BY LATE THURSDAY MORNING AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED TO BE THURSDAY AFTERNOON AND EVENING. TOTAL SNOWFALL AMOUNTS AROUND ONE FOOT COMBINED WITH STRONG NORTHWEST WINDS IN EXCESS OF 35 MPH ARE EXPECTED THURSDAY AFTERNOON THROUGH FRIDAY EVENING. THIS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ SDZ040-056-010000- /O.UPG.KFSD.WS.A.0005.070301T1800Z-070302T1800Z/ /O.NEW.KFSD.BZ.W.0001.070301T1800Z-070303T0000Z/ /O.CON.KFSD.SN.Y.0004.000000T0000Z-070301T0000Z/ BROOKINGS-MOODY- INCLUDING THE CITIES OF...BROOKINGS...FLANDREAU 432 PM CST WED FEB 28 2007 ...BLIZZARD WARNING IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY... ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. LIGHT TO MODERATE SNOW MIXED WITH PERIODS OF FREEZING DRIZZLE WILL CONTINUE LATE THIS AFTERNOON WITH TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES. SNOW IS EXPECTED TO REDEVELOP AROUND NOON ON THURSDAY AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED TO BE FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING. TOTAL SNOWFALL AMOUNTS AROUND OF SEVEN TO TWELVE INCHES COMBINED WITH STRONG NORTHWEST WINDS IN EXCESS OF 35 MPH ARE EXPECTED THURSDAY AFTERNOON THROUGH FRIDAY EVENING. THIS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ IAZ002-003-012>014-021-022-032-010645- /O.UPG.KFSD.BZ.A.0001.070301T1200Z-070302T1800Z/ /O.NEW.KFSD.BZ.W.0001.070301T1200Z-070303T0000Z/ OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY... SANBORN...SPENCER...CHEROKEE...STORM LAKE...IDA GROVE... HOLSTEIN...BATTLE CREEK 432 PM CST WED FEB 28 2007 ...BLIZZARD WARNING IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST FRIDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. SNOW IS EXPECTED TO REDEVELOP THURSDAY MORNING AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED THROUGHOUT THE DAY ON THURSDAY. TOTAL SNOWFALL AMOUNTS ARE EXPECTED TO RANGE FROM SIX TO EIGHT INCHES IN WESTERN SIOUX COUNTY...TO AROUND ONE FOOT NEAR HIGHWAY 71. IN ADDITION... NORTHWEST WINDS IN EXCESS OF 35 MPH ARE POSSIBLE THURSDAY AFTERNOON THROUGH FRIDAY EVENING. THIS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ IAZ001-MNZ081-089-090-098-010645- /O.UPG.KFSD.BZ.A.0001.070301T1200Z-070302T1800Z/ /O.NEW.KFSD.BZ.W.0001.070301T1800Z-070303T0000Z/ LYON-COTTONWOOD-NOBLES-JACKSON-ROCK- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...WINDOM...MOUNTAIN LAKE...WORTHINGTON...JACKSON... LAKEFIELD...LUVERNE 432 PM CST WED FEB 28 2007 ...BLIZZARD WARNING IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. SNOW IS EXPECTED TO REDEVELOP BY LATE THURSDAY MORNING AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED TO BE THURSDAY AFTERNOON AND EVENING. TOTAL SNOW ACCUMULATION ARE EXPECTED TO VARY FROM EIGHT TO TWELVE INCHES OF SNOW IN WESTERN ROCK COUNTY...TO WELL OVER ONE FOOT IN JACKSON AND COTTONWOOD COUNTIES. STRONG NORTHWEST WINDS IN EXCESS OF 25 TO 40 MPH ARE EXPECTED THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. THIS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ SDZ062-067-010645- /O.UPG.KFSD.WS.A.0005.070301T1800Z-070302T1800Z/ /O.NEW.KFSD.BZ.W.0001.070301T1800Z-070303T0000Z/ MINNEHAHA-LINCOLN- INCLUDING THE CITIES OF...SIOUX FALLS...CANTON...LENNOX...TEA... HARRISBURG 432 PM CST WED FEB 28 2007 ...BLIZZARD WARNING IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY AFTERNOON AND CONTINUE THROUGH FRIDAY EVENING. TOTAL SNOW ACCUMULATIONS OF FIVE TO NINE INCHES OF SNOW COMBINED WITH NORTHWEST WINDS OF 25 TO 35 MPH WILL CREATE BLIZZARD CONDITIONS. THIS WILL MAKE TRAVEL NEAR IMPOSSIBLE...ESPECIALLY IN OPEN AREAS. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ IAZ020-031-NEZ014-SDZ071-010645- /O.UPG.KFSD.WS.A.0005.070301T1800Z-070302T1800Z/ /O.NEW.KFSD.BZ.W.0001.070301T1200Z-070303T0000Z/ PLYMOUTH-WOODBURY-DAKOTA-UNION- INCLUDING THE CITIES OF...LE MARS...SIOUX CITY... SOUTH SIOUX CITY...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 432 PM CST WED FEB 28 2007 ...BLIZZARD WARNING IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY MORNING AND CONTINUE THROUGH FRIDAY EVENING. TOTAL SNOWFALL ACCUMULATIONS ARE EXPECTED TO RANGE FROM NEAR FIVE INCHES ALONG THE INTERSTATE 29 CORRIDOR...TO NEAR ONE FOOT ALONG EASTERN WOODBURY TO EASTERN PLYMOUTH COUNTIES. IN ADDITION...STRONG NORTHWEST WINDS OF 25 TO 40 MPH ARE EXPECTED THURSDAY AFTERNOON INTO FRIDAY EVENING CREATING NEAR WHITEOUT CONDITIONS...MAKING TRAVEL NEAR IMPOSSIBLE. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ SDZ052-010000- /O.NEW.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ /O.CON.KFSD.SN.Y.0004.000000T0000Z-070301T0000Z/ JERAULD- INCLUDING THE CITIES OF...WESSINGTON SPRINGS...ALPENA 432 PM CST WED FEB 28 2007 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... ...BLIZZARD WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WATCH...WHICH IS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. A SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. OCCASIONAL SNOW WILL CONTINUE INTO EARLY EVENING. TOTAL SNOWFALL ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED. EAST WINDS OF 15 TO 25 MPH WILL PRODUCE A FEW AREAS OF BLOWING AND DRIFTING SNOW. ON THURSDAY...NORTHWEST WINDS WILL INCREASE DURING THE AFTERNOON HOURS AND CONTINUE INTO FRIDAY AFTERNOON. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE POSSIBLE. IN ADDITION...LIGHT SNOW IS EXPECTED THURSDAY NIGHT AND FRIDAY. WHILE SNOW AMOUNTS ARE EXPECTED TO BE LESS THAN 4 INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ SDZ058-064-010645- /O.NEW.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ AURORA-DOUGLAS- INCLUDING THE CITIES OF...PLANKINTON...WHITE LAKE...STICKNEY... ARMOUR...CORSICA...DELMONT 432 PM CST WED FEB 28 2007 ...BLIZZARD WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WATCH...WHICH IS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. ON THURSDAY...NORTHWEST WINDS WILL INCREASE DURING THE AFTERNOON HOURS AND CONTINUE INTO FRIDAY AFTERNOON. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE POSSIBLE. IN ADDITION...LIGHT SNOW IS EXPECTED THURSDAY NIGHT AND FRIDAY. WHILE SNOW AMOUNTS ARE EXPECTED TO ONLY TOTAL TO A FEW INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ SDZ050-057-063-010645- /O.NEW.KFSD.BZ.A.0002.070302T0000Z-070303T0600Z/ GREGORY-BRULE-CHARLES MIX- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN... KIMBALL...WAGNER...PLATTE...LAKE ANDES...MARTY 432 PM CST WED FEB 28 2007 ...BLIZZARD WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY EVENING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WATCH...WHICH IS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY EVENING. ON THURSDAY...NORTHWEST WINDS WILL INCREASE DURING THE AFTERNOON HOURS AND CONTINUE INTO THROUGH FRIDAY EVENING. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE POSSIBLE. IN ADDITION...LIGHT SNOW IS EXPECTED THURSDAY NIGHT AND FRIDAY. WHILE SNOW AMOUNTS ARE EXPECTED TO ONLY TOTAL TO A FEW INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ BT
4 follow-up statements
000 WWUS43 KFSD 282354 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 554 PM CST WED FEB 28 2007 .A FRONT ABOVE THE SURFACE WILL BE SITUATED NEAR THE JAMES RIVER VALLEY THROUGH MIDNIGHT. THEREFORE ACCUMULATING SNOW WILL LIKELY CONTINUE IN THE JAMES VALLEY...AND IMMEDIATE ADJACENT AREAS WELL INTO THE EVENING. LOW PRESSURE WILL RAPIDLY INTENSIFY ON THURSDAY MORNING AS IT MOVES INTO THE UPPER MIDWEST. MODERATE TO HEAVY SNOW IS EXPECTED TO DEVELOP ALONG AND EAST OF INTERSTATE 29 AND CONTINUE WELL INTO FRIDAY. IN ADDITION...STRONG NORTHWEST WINDS OF 25 TO 40 MPH WILL DEVELOP OVER MUCH OF THE REGION AS THE LOW PRESSURE SYSTEM INTENSIFIES. THIS MAY CREATE BLIZZARD OR NEAR BLIZZARD CONDITIONS OVER MUCH OF NORTHWEST IOWA...SOUTHEAST SOUTH DAKOTA...SOUTHWEST MINNESOTA...AND EXTREME NORTHEAST NEBRASKA. MNZ071-072-080-097-SDZ040-056-010800- /O.CAN.KFSD.SN.Y.0004.000000T0000Z-070301T0000Z/ /O.CON.KFSD.BZ.W.0001.070301T1800Z-070303T0000Z/ LINCOLN-LYON-MURRAY-PIPESTONE-BROOKINGS-MOODY- INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON... IVANHOE...MARSHALL...SLAYTON...FULDA...PIPESTONE...BROOKINGS... FLANDREAU 554 PM CST WED FEB 28 2007 ...SNOW ADVISORY IS CANCELLED... ...BLIZZARD WARNING REMAINS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS WILL LET THE SNOW ADVISORY EXPIRE AT 6 PM. A BLIZZARD WARNING REMAINS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY. MOST OF THE HEAVIER ACCUMULATING SNOW WILL MOVE OFF TO THE NORTH OF BROOKINGS TO MARSHALL. BUT FOR THE REST OF THE EVENING...THERE WILL BE AREAS OF LIGHT SNOW...MIXED WITH AREAS OF FREEZING DRIZZLE AND SLEET. THEREFORE UNTREATED ROADS WILL REMAIN SLICK. AFTER 6 PM...ADDITIONAL SNOW TOTALS SHOULD BE AROUND AN INCH OR LESS. SNOW IS EXPECTED TO REDEVELOP AROUND NOON ON THURSDAY AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED TO BE FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING. TOTAL SNOWFALL AMOUNTS AROUND OF SEVEN TO TWELVE INCHES COMBINED WITH STRONG NORTHWEST WINDS IN EXCESS OF 35 MPH ARE EXPECTED THURSDAY AFTERNOON THROUGH FRIDAY EVENING. THIS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ IAZ002-003-012>014-020>022-031-032-NEZ014-SDZ071-010800- /O.CON.KFSD.BZ.W.0001.070301T1200Z-070303T0000Z/ OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-DAKOTA-UNION- INCLUDING THE CITIES OF...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... SOUTH SIOUX CITY...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 554 PM CST WED FEB 28 2007 ...BLIZZARD WARNING REMAINS IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST FRIDAY... A BLIZZARD WARNING REMAINS IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST FRIDAY. FREEZING DRIZZLE AND SLEET WILL BE PREVALENT THIS EVENING. UNTREATED ROADS WILL BE SLICK. SNOW IS EXPECTED TO REDEVELOP THURSDAY MORNING AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED THROUGHOUT THE DAY ON THURSDAY. TOTAL SNOWFALL AMOUNTS ARE EXPECTED TO RANGE FROM SIX TO EIGHT INCHES IN WESTERN SIOUX COUNTY...TO AROUND ONE FOOT NEAR HIGHWAY 71. IN ADDITION... NORTHWEST WINDS IN EXCESS OF 35 MPH ARE POSSIBLE THURSDAY AFTERNOON THROUGH FRIDAY EVENING. THIS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ IAZ001-MNZ081-089-090-098-SDZ062-067-010800- /O.CON.KFSD.BZ.W.0001.070301T1800Z-070303T0000Z/ LYON-COTTONWOOD-NOBLES-JACKSON-ROCK-MINNEHAHA-LINCOLN- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...WINDOM...MOUNTAIN LAKE...WORTHINGTON...JACKSON... LAKEFIELD...LUVERNE...SIOUX FALLS...CANTON...LENNOX...TEA... HARRISBURG 554 PM CST WED FEB 28 2007 ...BLIZZARD WARNING REMAINS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY... A BLIZZARD WARNING REMAINS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY. AREAS OF LIGHT SNOW...FREEZING DRIZZLE AND SLEET WILL BE PREVALENT THIS EVENING. UNTREATED ROADS WILL BE SLICK. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY AFTERNOON AND CONTINUE THROUGH FRIDAY EVENING. TOTAL SNOW ACCUMULATIONS OF FIVE TO NINE INCHES OF SNOW COMBINED WITH NORTHWEST WINDS OF 25 TO 35 MPH WILL CREATE BLIZZARD CONDITIONS. THIS WILL MAKE TRAVEL NEAR IMPOSSIBLE...ESPECIALLY IN OPEN AREAS. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ SDZ050-057-063-010600- /O.EXB.KFSD.SN.Y.0004.000000T0000Z-070301T0600Z/ /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0600Z/ GREGORY-BRULE-CHARLES MIX- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN... KIMBALL...WAGNER...PLATTE...LAKE ANDES...MARTY 554 PM CST WED FEB 28 2007 ...SNOW ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY EVENING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. A BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY EVENING. SNOW WILL PERSIST IN THE EASTERN PARTS OF BRULE...EASTERN GREGORY AND IN MUCH OF CHARLES MIX COUNTIES THIS EVENING. WHERE IT IS NOT SNOWING... ONE CAN EXPECT FREEZING DRIZZLE AND SLEET. ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES WILL BE FOUND THIS EVENING THROUGH PARTS OF SOUTH CENTRAL SOUTH DAKOTA. ON THURSDAY...NORTHWEST WINDS WILL INCREASE DURING THE AFTERNOON HOURS AND CONTINUE INTO THROUGH FRIDAY EVENING. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE POSSIBLE. IN ADDITION... LIGHT SNOW IS EXPECTED THURSDAY NIGHT AND FRIDAY. WHILE SNOW AMOUNTS ARE EXPECTED TO ONLY TOTAL TO A FEW INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ SDZ058>061-064-065-010600- /O.EXB.KFSD.SN.Y.0004.000000T0000Z-070301T0600Z/ /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ AURORA-DAVISON-HANSON-MCCOOK-DOUGLAS-HUTCHINSON- INCLUDING THE CITIES OF...PLANKINTON...WHITE LAKE...STICKNEY... MITCHELL...ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN... MENNO...TRIPP 554 PM CST WED FEB 28 2007 ...SNOW ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. A BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. SNOW WILL CONTINUE FOR MUCH OF THE EVENING...WITH AN ADDITIONAL 1 TO 3 INCHES OF SNOW EXPECTED. WHERE SNOW IS NOT FALLING...YOU MAY FIND FREEZING DRIZZLE AND SLEET. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. IN ADDITION...NORTHWEST WINDS UP TO 40 MPH ARE POSSIBLE THURSDAY AFTERNOON INTO FRIDAY AFTERNOON. WHILE SNOWFALL IS EXPECTED TO BE LESS THAN 6 INCHES... THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ SDZ038-039-052>055-010600- /O.EXT.KFSD.SN.Y.0004.000000T0000Z-070301T0600Z/ /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ BEADLE-KINGSBURY-JERAULD-SANBORN-MINER-LAKE- INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON... LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET... HOWARD...MADISON 554 PM CST WED FEB 28 2007 ...SNOW ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... THE SNOW ADVISORY IS NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT. A BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. SNOW WILL CONTINUE FOR MUCH OF THE EVENING...WITH AN ADDITIONAL 1 TO 3 INCHES OF SNOW EXPECTED. WHERE SNOW IS NOT FALLING...YOU MAY FIND FREEZING DRIZZLE AND SLEET. ON THURSDAY...NORTHWEST WINDS WILL INCREASE DURING THE AFTERNOON HOURS AND CONTINUE INTO FRIDAY AFTERNOON. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE POSSIBLE. IN ADDITION... LIGHT SNOW IS EXPECTED THURSDAY NIGHT AND FRIDAY. WHILE SNOW AMOUNTS ARE EXPECTED TO BE LESS THAN 4 INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ NEZ013-SDZ066-068>070-010800- /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ DIXON-TURNER-BON HOMME-YANKTON-CLAY- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...PARKER... CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR...TYNDALL... SCOTLAND...SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION 554 PM CST WED FEB 28 2007 ...BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... A BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. AREAS OF LIGHT SNOW...FREEZING DRIZZLE OR SLEET WILL BE PREVALENT THIS EVENING. UNTREATED ROADS WILL BE SLICK. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. IN ADDITION...NORTHWEST WINDS UP TO 40 MPH ARE POSSIBLE THURSDAY AFTERNOON INTO FRIDAY AFTERNOON. WHILE SNOWFALL IS EXPECTED TO BE LESS THAN 6 INCHES... THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$
000 WWUS43 KFSD 010332 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 932 PM CST WED FEB 28 2007 .A FRONT ABOVE THE SURFACE WILL BE SITUATED NEAR THE JAMES RIVER VALLEY THROUGH MIDNIGHT. ACCUMULATING SNOW WILL LIKELY CONTINUE NEAR THIS ELEVATED BOUNDARY THROUGH THE JAMES VALLEY...AND IMMEDIATELY ADJACENT AREAS WELL INTO THE EVENING. LOW PRESSURE WILL RAPIDLY INTENSIFY ON THURSDAY MORNING AS IT MOVES NORTH THROUGH THE PLAINS AND INTO THE UPPER MIDWEST. MODERATE TO HEAVY SNOW IS EXPECTED TO DEVELOP ALONG AND EAST OF INTERSTATE 29 BY EARLY TO MID AFTERNOON THURSDAY...AND CONTINUE WELL INTO FRIDAY. IN ADDITION...STRONG NORTHWEST WINDS OF 25 TO 40 MPH WILL DEVELOP OVER MUCH OF THE REGION AS THE LOW PRESSURE SYSTEM INTENSIFIES. THIS WILL MAY CREATE BLIZZARD OR NEAR BLIZZARD CONDITIONS OVER MUCH OF NORTHWEST IOWA...SOUTHEAST SOUTH DAKOTA...SOUTHWEST MINNESOTA...AND EXTREME NORTHEAST NEBRASKA. IAZ002-003-012>014-020>022-031-032-NEZ014-SDZ071-011145- /O.CON.KFSD.BZ.W.0001.070301T1200Z-070303T0000Z/ OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-DAKOTA-UNION- INCLUDING THE CITIES OF...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... SOUTH SIOUX CITY...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 932 PM CST WED FEB 28 2007 ...BLIZZARD WARNING REMAINS IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST FRIDAY... A BLIZZARD WARNING REMAINS IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST FRIDAY. FREEZING DRIZZLE AND SLEET WILL BE PREVALENT THIS EVENING... DIMINISHING AFTER MIDNIGHT. UNTREATED ROADS WILL BE SLICK. SNOW IS EXPECTED TO REDEVELOP THURSDAY MORNING AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED THROUGHOUT THE DAY ON THURSDAY. TOTAL SNOWFALL AMOUNTS ARE EXPECTED TO RANGE FROM SIX TO EIGHT INCHES IN WESTERN SIOUX COUNTY...TO MORE THAN ONE FOOT NEAR HIGHWAY 71. IN ADDITION... NORTHWEST WINDS IN EXCESS OF 35 MPH ARE LIKELY THURSDAY AFTERNOON THROUGH FRIDAY EVENING. THIS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ IAZ001-MNZ071-072-080-081-089-090-097-098-SDZ040-056-062-067- 011145- /O.CON.KFSD.BZ.W.0001.070301T1800Z-070303T0000Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK- BROOKINGS-MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...LUVERNE... BROOKINGS...FLANDREAU...SIOUX FALLS...CANTON...LENNOX...TEA... HARRISBURG 932 PM CST WED FEB 28 2007 ...BLIZZARD WARNING REMAINS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY... A BLIZZARD WARNING REMAINS IN EFFECT FROM 12 PM THURSDAY TO 6 PM CST FRIDAY. AREAS OF LIGHT SNOW...MIXED WITH AREAS OF FREEZING DRIZZLE AND SLEET WILL GRADUALLY DIMINISH LATE TONIGHT. UNTREATED ROADS WILL REMAIN SLICK. ANY ADDITIONAL SNOWFALL TONIGHT SHOULD BE LESS THAN AN INCH. SNOW IS EXPECTED TO REDEVELOP AROUND NOON ON THURSDAY...AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED TO BE FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING. TOTAL SNOWFALL AMOUNTS OF SEVEN TO TWELVE INCHES ARE EXPECTED...WITH AMOUNTS IN EXCESS OF A FOOT POSSIBLE NEAR HIGHWAY 71 IN SOUTHWEST MINNESOTA. THIS HEAVY SNOW...COMBINED WITH STRONG NORTHWEST WINDS IN EXCESS OF 35 MPH... WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ SDZ038-039-052>055-010600- /O.CON.KFSD.SN.Y.0004.000000T0000Z-070301T0600Z/ /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ BEADLE-KINGSBURY-JERAULD-SANBORN-MINER-LAKE- INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON... LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET... HOWARD...MADISON 932 PM CST WED FEB 28 2007 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. A BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. SNOW WILL CONTINUE FOR MUCH OF THE EVENING...WITH THE SNOW EXPECTED TO TAPER OFF AFTER AN ADDITIONAL 2 TO 4 INCHES OF SNOW LIKELY. SNOWFALL RATES IN THE HEAVIEST PARTS OF THE SNOW BAND COULD EXCEED AN INCH PER HOUR. WHERE SNOW IS NOT FALLING...YOU MAY FIND AREAS OF FREEZING DRIZZLE AND SLEET. ON THURSDAY...NORTHWEST WINDS WILL INCREASE DURING THE AFTERNOON HOURS AND CONTINUE INTO FRIDAY AFTERNOON. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE POSSIBLE. IN ADDITION... LIGHT SNOW IS EXPECTED THURSDAY NIGHT AND FRIDAY. SNOWFALL ACCUMULATIONS FROM 4 TO 8 INCHES ARE POSSIBLE BY FRIDAY EVENING. THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ SDZ050-057-063-010600- /O.CON.KFSD.SN.Y.0004.000000T0000Z-070301T0600Z/ /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0600Z/ GREGORY-BRULE-CHARLES MIX- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN... KIMBALL...WAGNER...PLATTE...LAKE ANDES...MARTY 932 PM CST WED FEB 28 2007 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY EVENING... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. A BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY EVENING. SNOW WILL PERSIST IN THE EASTERN PARTS OF BRULE...EASTERN GREGORY AND IN MUCH OF CHARLES MIX COUNTIES THIS EVENING. WHERE IT IS NOT SNOWING... ONE CAN EXPECT FREEZING DRIZZLE AND SLEET. ADDITIONAL ACCUMULATIONS OF AROUND AN INCH ARE POSSIBLE THROUGH MIDNIGHT THROUGH PARTS OF SOUTH CENTRAL SOUTH DAKOTA. ON THURSDAY...NORTHWEST WINDS WILL INCREASE DURING THE AFTERNOON HOURS AND CONTINUE THROUGH FRIDAY EVENING. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE POSSIBLE. IN ADDITION... LIGHT SNOW IS EXPECTED THURSDAY NIGHT AND FRIDAY. WHILE SNOW AMOUNTS SHOULD ONLY TOTAL A FEW INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ SDZ058>061-064-065-010600- /O.CON.KFSD.SN.Y.0004.000000T0000Z-070301T0600Z/ /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ AURORA-DAVISON-HANSON-MCCOOK-DOUGLAS-HUTCHINSON- INCLUDING THE CITIES OF...PLANKINTON...WHITE LAKE...STICKNEY... MITCHELL...ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN... MENNO...TRIPP 932 PM CST WED FEB 28 2007 ...SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... A SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. A BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. SNOW WILL CONTINUE FOR MUCH OF THE EVENING...WITH AN ADDITIONAL 1 TO 3 INCHES OF SNOW EXPECTED. WHERE SNOW IS NOT FALLING...YOU MAY FIND FREEZING DRIZZLE AND SLEET. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. IN ADDITION...NORTHWEST WINDS UP TO 40 MPH ARE POSSIBLE THURSDAY AFTERNOON INTO FRIDAY AFTERNOON. WHILE SNOWFALL IS EXPECTED TO BE LESS THAN 6 INCHES... THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ NEZ013-SDZ066-068>070-011145- /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ DIXON-TURNER-BON HOMME-YANKTON-CLAY- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...PARKER... CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR...TYNDALL... SCOTLAND...SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION 932 PM CST WED FEB 28 2007 ...BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... A BLIZZARD WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON. AREAS OF LIGHT SNOW...FREEZING DRIZZLE OR SLEET WILL GRADUALLY DIMINISH AFTER MIDNIGHT. UNTREATED ROADS WILL BE SLICK. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. IN ADDITION...NORTHWEST WINDS UP TO 40 MPH ARE POSSIBLE THURSDAY AFTERNOON INTO FRIDAY AFTERNOON. WHILE SNOWFALL IS EXPECTED TO BE LESS THAN 6 INCHES... THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ JH
000 WWUS43 KFSD 010619 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1219 AM CST THU MAR 1 2007 .SNOW LINGERING IN A BAND NEAR AND EAST OF THE JAMES RIVER WEDNESDAY EVENING HAD DECREASED BY MIDNIGHT AS UPPER LEVEL SUPPORT MOVED TO THE NORTH. AREAS OF LIGHT SNOW WILL CONTINUE THE REST OF TONIGHT. LOW PRESSURE WILL RAPIDLY INTENSIFY ON THURSDAY MORNING AS IT MOVES NORTH THROUGH THE PLAINS AND INTO THE UPPER MIDWEST. MODERATE TO HEAVY SNOW IS EXPECTED TO DEVELOP ALONG AND EAST OF INTERSTATE 29 BY EARLY TO MID AFTERNOON THURSDAY...AND CONTINUE WELL INTO FRIDAY. IN ADDITION...STRONG NORTHWEST WINDS OF 25 TO 40 MPH WILL DEVELOP OVER MUCH OF THE REGION AS THE LOW PRESSURE SYSTEM INTENSIFIES. THIS WILL MAY CREATE BLIZZARD OR NEAR BLIZZARD CONDITIONS OVER MUCH OF NORTHWEST IOWA...SOUTHEAST SOUTH DAKOTA...SOUTHWEST MINNESOTA...AND EXTREME NORTHEAST NEBRASKA. SDZ050-057-063-011430- /O.EXP.KFSD.SN.Y.0004.000000T0000Z-070301T0600Z/ /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0600Z/ GREGORY-BRULE-CHARLES MIX- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN... KIMBALL...WAGNER...PLATTE...LAKE ANDES...MARTY 1219 AM CST THU MAR 1 2007 ...SNOW ADVISORY HAS EXPIRED... ...BLIZZARD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH FRIDAY EVENING... THE SNOW ADVISORY IS NO LONGER IN EFFECT. A BLIZZARD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH FRIDAY EVENING. MODERATE TO LOCALLY HEAVY SNOW HAD DECREASED TO AREAS OF LIGHT SNOW BY MIDNIGHT. THE LIGHT SNOW AND A FEW AREAS OF FREEZING DRIZZLE WILL CONTINUE FOR THE REST OF TONIGHT...BUT LITTLE ADDITIONAL ACCUMULATION IS EXPECTED. ON THURSDAY...NORTHWEST WINDS WILL INCREASE DURING THE AFTERNOON HOURS AND CONTINUE THROUGH FRIDAY EVENING. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE POSSIBLE. IN ADDITION... LIGHT SNOW IS EXPECTED THURSDAY NIGHT AND FRIDAY. WHILE SNOW AMOUNTS SHOULD ONLY TOTAL A FEW INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ SDZ038-039-052>055-058>061-064-065-011430- /O.EXP.KFSD.SN.Y.0004.000000T0000Z-070301T0600Z/ /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ BEADLE-KINGSBURY-JERAULD-SANBORN-MINER-LAKE-AURORA-DAVISON-HANSON- MCCOOK-DOUGLAS-HUTCHINSON- INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON... LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET... HOWARD...MADISON...PLANKINTON...WHITE LAKE...STICKNEY... MITCHELL...ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN... MENNO...TRIPP 1219 AM CST THU MAR 1 2007 ...SNOW ADVISORY HAS EXPIRED... ...BLIZZARD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH FRIDAY AFTERNOON... THE SNOW ADVISORY IS NO LONGER IN EFFECT. A BLIZZARD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH FRIDAY AFTERNOON. MODERATE TO LOCALLY HEAVY SNOW HAD DECREASED TO AREAS OF LIGHT SNOW BY MIDNIGHT. THE HEAVIER SNOW HAD PERSISTED LONGEST OVER KINGSBURY COUNTY INCLUDING DE SMET...BUT SNOW EVEN IN THAT AREA HAD BECOME LIGHT BY MIDNIGHT. LIGHT SNOW AND A FEW AREAS OF FREEZING DRIZZLE WILL CONTINUE FOR THE REST OF TONIGHT...BUT LITTLE ADDITIONAL ACCUMULATION IS EXPECTED. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. IN ADDITION...NORTHWEST WINDS UP TO 40 MPH ARE POSSIBLE THURSDAY AFTERNOON INTO FRIDAY AFTERNOON. WHILE SNOWFALL IS EXPECTED TO BE LESS THAN 6 INCHES... THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ IAZ002-003-012>014-020>022-031-032-NEZ014-SDZ071-011430- /O.CON.KFSD.BZ.W.0001.070301T1200Z-070303T0000Z/ OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-DAKOTA-UNION- INCLUDING THE CITIES OF...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... SOUTH SIOUX CITY...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 1219 AM CST THU MAR 1 2007 ...BLIZZARD WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 6 PM CST FRIDAY... A BLIZZARD WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 6 PM CST FRIDAY. A FEW AREAS OF LIGHT SNOW AND FREEZING DRIZZLE WILL CONTINUE THE REST OF TONIGHT. UNTREATED ROADS WILL BE SLICK. SNOW IS EXPECTED TO REDEVELOP THURSDAY MORNING AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED THROUGHOUT THE DAY ON THURSDAY. TOTAL SNOWFALL AMOUNTS ARE EXPECTED TO RANGE FROM SIX TO EIGHT INCHES IN WESTERN SIOUX COUNTY...TO MORE THAN ONE FOOT NEAR HIGHWAY 71. IN ADDITION... NORTHWEST WINDS IN EXCESS OF 35 MPH ARE LIKELY THURSDAY AFTERNOON THROUGH FRIDAY EVENING. THIS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ IAZ001-MNZ071-072-080-081-089-090-097-098-SDZ040-056-062-067- 011430- /O.CON.KFSD.BZ.W.0001.070301T1800Z-070303T0000Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK- BROOKINGS-MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...LUVERNE... BROOKINGS...FLANDREAU...SIOUX FALLS...CANTON...LENNOX...TEA... HARRISBURG 1219 AM CST THU MAR 1 2007 ...BLIZZARD WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM CST FRIDAY... A BLIZZARD WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM CST FRIDAY. A FEW AREAS OF LIGHT SNOW AND FREEZING DRIZZLE WILL CONTINUE THE REST OF TONIGHT. UNTREATED ROADS WILL BE SLICK. SNOW IS EXPECTED TO REDEVELOP AROUND NOON ON THURSDAY...AND CONTINUE THROUGH FRIDAY EVENING. THE HEAVIEST SNOWFALL IS EXPECTED TO BE FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING. TOTAL SNOWFALL AMOUNTS OF SEVEN TO TWELVE INCHES ARE EXPECTED... WITH AMOUNTS IN EXCESS OF A FOOT POSSIBLE NEAR HIGHWAY 71 IN SOUTHWEST MINNESOTA. THIS HEAVY SNOW...COMBINED WITH STRONG NORTHWEST WINDS IN EXCESS OF 35 MPH... WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ NEZ013-SDZ066-068>070-011430- /O.CON.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ DIXON-TURNER-BON HOMME-YANKTON-CLAY- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...PARKER... CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR...TYNDALL... SCOTLAND...SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION 1219 AM CST THU MAR 1 2007 ...BLIZZARD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH FRIDAY AFTERNOON... A BLIZZARD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH FRIDAY AFTERNOON. A FEW AREAS OF LIGHT SNOW AND FREEZING DRIZZLE WILL CONTINUE THE REST OF TONIGHT. UNTREATED ROADS WILL BE SLICK. LIGHT SNOW IS EXPECTED TO REDEVELOP THURSDAY AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. IN ADDITION...NORTHWEST WINDS UP TO 40 MPH ARE POSSIBLE THURSDAY AFTERNOON INTO FRIDAY AFTERNOON. WHILE SNOWFALL IS EXPECTED TO BE LESS THAN 6 INCHES... THE COMBINATION OF SNOW AND BLOWING SNOW MAY PRODUCE NEAR BLIZZARD CONDITIONS. A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. $$ WILLIAMS
000 WWUS43 KFSD 011008 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 408 AM CST THU MAR 1 2007 .STRONG LOW PRESSURE WILL SPREAD SNOW AND STRONG WINDS OVER NORTHWEST IOWA...SOUTHWEST MINNESOTA...AND SOUTHEAST SOUTH DAKOTA TODAY. THE SNOW AND STRONG WINDS WILL CONTINUE TONIGHT AND MUCH OF FRIDAY...WITH SNOWFALL DECREASING BEFORE THE WINDS FRIDAY. THE LOW PRESSURE SYSTEM WAS OVER NORTHEAST KANSAS AND NORTHWEST MISSOURI EARLY THIS MORNING. THE LOW WILL MOVE NORTHEAST TO NORTHEAST IOWA BY THIS EVENING...AND TO WESTERN WISCONSIN FRIDAY MORNING. SNOW IS EXPECTED TO INCREASE FROM THE SOUTH THIS MORNING AND CONTINUE TO INCREASE THROUGH THE DAY. MODERATE TO HEAVY SNOW IS EXPECTED TO BE CONCENTRATED MAINLY NEAR AND EAST OF INTERSTATE 29 BY EARLY THIS AFTERNOON. STRONG NORTHWEST WINDS OF 20 TO 35 MPH WITH HIGHER GUSTS WILL DEVELOP OVER MUCH OF THE REGION AS THE LOW INTENSIFIES. THE STRONGEST WINDS SHOULD DEVELOP AFTER THE INITIAL SURGE OF HEAVY SNOW...BUT WILL ALSO CONTINUE THROUGH FRIDAY EVEN AS FALLING SNOW BEGINS TO DECREASE. BLIZZARD OR NEAR BLIZZARD CONDITIONS ARE EXPECTED BY LATE TODAY IN MOST OF NORTHWEST IOWA... SOUTHWEST MINNESOTA...AND SOUTHEAST SOUTH DAKOTA. AREAS OF SOUTHEAST SOUTH DAKOTA WEST OF THE JAMES RIVER MAY NOT SEE A LOT OF NEW SNOW...BUT THE STRONG WINDS WILL STILL CAUSE BLOWING SNOW. SDZ038-039-052>055-059>061-065-066-011815- /O.UPG.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ /O.EXB.KFSD.BZ.W.0001.070301T2100Z-070303T0000Z/ BEADLE-KINGSBURY-JERAULD-SANBORN-MINER-LAKE-DAVISON-HANSON-MCCOOK- HUTCHINSON-TURNER- INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON... LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET... HOWARD...MADISON...MITCHELL...ALEXANDRIA...EMERY...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON...FREEMAN...MENNO... TRIPP...PARKER...CENTERVILLE...MARION...VIBORG...HURLEY... CHANCELLOR 408 AM CST THU MAR 1 2007 ...BLIZZARD WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM CST FRIDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. AREAS OF LIGHT SNOW SHOULD BECOME A STEADIER SNOW BY LATE THIS AFTERNOON WITH SNOW CONTINUING THROUGH FRIDAY. NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH ARE EXPECTED TO DEVELOP BY LATE AFTERNOON AND CONTINUE THROUGH FRIDAY. WHILE NEW SNOWFALL IS EXPECTED TO BE LESS THAN 6 INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW WILL PRODUCE BLIZZARD CONDITIONS. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ NEZ013-SDZ070-011815- /O.UPG.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ /O.EXA.KFSD.BZ.W.0001.070301T1200Z-070303T0000Z/ DIXON-CLAY- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...VERMILLION 408 AM CST THU MAR 1 2007 ...BLIZZARD WARNING IN EFFECT UNTIL 6 PM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST FRIDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. SNOW IS EXPECTED TO DEVELOP THIS MORNING...POSSIBLY MIXED WITH SLEET OR FREEZING RAIN AT THE START. THE SNOW SHOULD QUICKLY BECOME MODERATE AT TIMES TODAY. THE SNOW WILL CONTINUE TONIGHT...LIKELY DECREASING LATE TONIGHT AND FRIDAY. HOWEVER...NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH TODAY AND THESE STRONG WINDS SHOULD CONTINUE THROUGH FRIDAY. WHILE NEW SNOWFALL IS EXPECTED TO BE LESS THAN 6 INCHES...THE COMBINATION OF SNOW AND BLOWING SNOW WILL PRODUCE BLIZZARD CONDITIONS. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ IAZ001-MNZ071-072-080-081-089-090-097-098-SDZ040-056-062-067- 011815- /O.EXT.KFSD.BZ.W.0001.070301T1500Z-070303T0000Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK- BROOKINGS-MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...LUVERNE... BROOKINGS...FLANDREAU...SIOUX FALLS...CANTON...LENNOX...TEA... HARRISBURG 408 AM CST THU MAR 1 2007 ...BLIZZARD WARNING NOW IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST FRIDAY... THE BLIZZARD WARNING IS NOW IN EFFECT FROM 9 AM THIS MORNING TO 6 PM CST FRIDAY. SNOW IS EXPECTED TO DEVELOP BY MID MORNING AND QUICKLY BECOME MODERATE TO HEAVY AT TIMES. THE SNOW WILL THEN CONTINUE TONIGHT AND BEGIN TO DECREASE BY FRIDAY AFTERNOON. TOTAL SNOWFALL AMOUNTS OF SEVEN TO TWELVE INCHES ARE EXPECTED...WITH AMOUNTS IN EXCESS OF A FOOT POSSIBLE NEAR HIGHWAY 71 IN SOUTHWEST MINNESOTA. NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH WITH GUSTS ABOVE 40 MPH BY LATE TODAY AND CONTINUE THROUGH FRIDAY. THE HEAVY SNOW AND STRONG WINDS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ IAZ002-003-012>014-020>022-031-032-NEZ014-SDZ071-011815- /O.CON.KFSD.BZ.W.0001.070301T1200Z-070303T0000Z/ OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-DAKOTA-UNION- INCLUDING THE CITIES OF...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... SOUTH SIOUX CITY...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 408 AM CST THU MAR 1 2007 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST FRIDAY... A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST FRIDAY. SNOW IS EXPECTED TO DEVELOP BY MID MORNING AND QUICKLY BECOME MODERATE TO HEAVY AT TIMES. THE SNOW MAY BE MIXED BRIEFLY WITH SLEET OR FREEZING RAIN AT THE START. THE SNOW WILL THEN CONTINUE TONIGHT AND BEGIN TO DECREASE BY FRIDAY AFTERNOON. TOTAL SNOWFALL AMOUNTS OF SIX TO TWELVE INCHES ARE EXPECTED...WITH THE HEAVIER AMOUNTS GENERALLY TO THE EAST. NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH WITH GUSTS ABOVE 40 MPH BY LATE TODAY AND CONTINUE THROUGH FRIDAY. THE HEAVY SNOW AND STRONG WINDS WILL PRODUCE BLIZZARD CONDITIONS MAKING TRAVEL NEAR IMPOSSIBLE. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ SDZ058-064-068-069-011815- /O.UPG.KFSD.BZ.A.0002.070302T0000Z-070303T0000Z/ /O.NEW.KFSD.SB.Y.0003.070302T0000Z-070303T0000Z/ AURORA-DOUGLAS-BON HOMME-YANKTON- INCLUDING THE CITIES OF...PLANKINTON...WHITE LAKE...STICKNEY... ARMOUR...CORSICA...DELMONT...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR...YANKTON 408 AM CST THU MAR 1 2007 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST FRIDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. PERIODS OF LIGHT SNOW ARE EXPECTED TO BECOME STEADY TODAY...WITH LIGHT SNOW CONTINUING INTO FRIDAY. NEW SNOW ACCUMULATIONS SHOULD BE LIMITED TO THE 2 TO 4 INCH RANGE. HOWEVER...STRONG NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH WILL CAUSE BLOWING SNOW TONIGHT AND FRIDAY. VISIBILITY WILL BE LOWERED TO LESS THAN A MILE AND TRAVEL WILL BE HAZARDOUS. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ SDZ050-057-063-011815- /O.UPG.KFSD.BZ.A.0002.070302T0000Z-070303T0600Z/ /O.NEW.KFSD.SB.Y.0003.070302T0000Z-070303T0000Z/ GREGORY-BRULE-CHARLES MIX- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN... KIMBALL...WAGNER...PLATTE...LAKE ANDES...MARTY 408 AM CST THU MAR 1 2007 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST FRIDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. PERIODS OF LIGHT SNOW ARE EXPECTED TO CONTINUE TODAY THROUGH FRIDAY. NEW SNOW ACCUMULATIONS SHOULD BE LIMITED TO THE 1 TO 3 INCH RANGE. HOWEVER...STRONG NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH WILL CAUSE BLOWING SNOW TONIGHT AND FRIDAY. VISIBILITY WILL BE LOWERED TO LESS THAN A MILE AND TRAVEL WILL BE HAZARDOUS. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ WILLIAMS
What forecasters said that day
The local office's own words before this blizzard watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Sioux Falls, SD wrote its last area forecast discussion before this blizzard watch went out at Feb 28, 11:00 AM CST, 5 hours 32 minutes earlier.
Area forecast discussion, Feb 28, 11:00 AM CST, 5 hours 32 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1100 AM CST WED FEB 28 2007
.DISCUSSION...
INITIAL UPR LVL SYSTEM LIFTING NWRD ALG MT/ND BORDER...WITH
SECONDARY SYSTEM WITH STRONG UPPER LEVEL FRONT PUSHING OUT OF CO AND
NM INTO CNTRL PLAINS. ISENTROPIC ANALYSIS ON THE 295K SFC REVEALS A
BROAD AREA OF ISENTROPIC LIFT FOCUSING WITH SLOWLY LIFTING NWRD MID
LVL FRONT. A REAL WILD CARD IS THE DEGREE OF INSTABILITY ABOVE THE
ELEVATED FRONTAL SFC AS IT WORKS NWRD...AND ACTUALLY HAD SOME
THUNDER ARND WAGNER MID MORNING. THIS ISENTROPIC BNDRY LIFTS SLOWLY
NWRD...AND SLOWS NWRD MOVEMENT THRU AFTN. EXPECT CONVECTIVE CELLS TO
CONTINUE TO FORM AND FEED INTO FRONTOGENETIC ZONE AS IT LIFTS NWRD.
AMOUNTS ARE LIKELY TO REACH MORE OF A 4 TO 6 INCH AVERAGE IN AREA
FROM CNTRL JAMES VALLEY EWRD NORTH OF INTERSTATE 90...WITH AMOUNTS
DROPPING OFF TOWARD THE E. SOME LOCAL AMOUNTS TO 7 INCHES FROM ARND
KMHE TO KBKX ARE POSSIBLE. SOME LIGHT REPORTS OF FZRA ARND KCKP AND
KSLB...BUT NO REAL ISSUES TRAVELWISE NOTED. AS MAIN BNDRY LIFTS
NWRD...SOMEWHAT DRIER LOW LVL AIR MOVES IN ALFT CUTTING OFF
SATURATION BLO -10C...WHILE REMAINING SOUPY AT LOW LVLS. PROSPECT
FOR SOME DRIZZLY TYPE PCPN THERE...BUT CONCERNED THAT CONTINUED
INSTABILITY ALFT COULD RESULT IN A FEW SHSN...SO CONTINUED A LOW CHC
POP THRU AFTN ACRS THE S.
OF SIGNIFICANCE TO NOTE...A WINTER STORM WATCH WAS ISSUED BACK
THROUGH AREAS OF SE SD FROM THE JAMES VALLEY AND EWRD...DOWN THRU
KSUX AREA FOR THU AFTN THRU MIDDAY FRIDAY. OF GREAT CONCERN IS WITH
THE AREAS OF SNOW OVR SERN SD...ALONG WITH POTENTIAL FOR SOME
ADDITIONAL LIGHT SNOW AMOUNTS...COUPLED WITH VERY STRONG WINDS FROM
STORM DEEPENING TO EAST WL RESULT IN POTENTIAL NEAR BLIZZARD
CONDITIONS.
UPDATED GRIDS/ZFP/PFM OUT.
&&
.PREV DISCUSSION...
VERY ACTIVE WEATHER PATTERN WILL CONTINUE THROUGH THE SHORT TERM
PERIOD. PER RADAR TRENDS OVER THE PAST SEVERAL HOURS...PRECIPITATION
HAS BEEN HAVING A HARD TIME GETTING ITS ACT TOGETHER...PRODUCING
LITTLE IN THE WAY OF SNOW AMOUNTS AS IT MOVED THROUGH NEBRASKA...AND
PUSHING INTO OUR AREA A LITTLE SLOWER THAN WE PREVIOUSLY HAD
FORECAST. STILL SOME HOPE FOR US HOWEVER...AS MODELS HAVE MID LEVEL
FRONTOGENETICAL BAND INTENSIFYING ACROSS THE CWA AS UPPER WAVE
PUSHES TO THE NORTHEAST THROUGH THE DAY. ACTUALLY APPEARS THAT MUCH
OF OUR SOUTHEASTERN ZONES WILL MISS OUT ON THE BEST PRECIPITATION
TODAY AS BEST FORCING TRACKS TO THE NORTH AND WEST OF THAT AREA.
LOOKS LIKE PRECIPITATION BAND WILL MOVE FAIRLY RAPIDLY FROM THE
SOUTHWEST TO THE NORTHEAST OVER THE CWA TODAY...AND THOUGH SNOWFALL
RATES MAY BE RATHER HIGH WITH INSTABILITY ALOFT...IT APPEARS THAT
DURATION OF SNOWFALL OVER ANY ONE PLACE AT ANY ONE TIME WILL BE
RATHER SHORT. IN LIGHT OF THIS...AND ABOVE MENTIONED
FACTORS...ELECTED TO DROP THE WINTER STORM WARNING IN OUR
NORTH...AND THE ADVISORY IN SOME OF OUR COUNTIES IN THE FAR SOUTH.
WHILE AREAS IN OUR FAR NORTH COULD SEE SOME LOCALIZED AMOUNTS OF UP
TO 6 INCHES...DO NOT THINK THAT GENERAL AMOUNTS WILL MEET WARNING
CRITERIA.
STILL THINK THAT PLACES IN OUR FAR WEST COULD SEE A CHANGEOVER TO
FREEZING DRIZZLE IN THE AFTERNOON WITH SOME DRIER MID LEVEL AIR
WORKING INTO THE AREA...AND THERE MAY BE FREEZING DRIZZLE FARTHER TO
THE EAST THAN I CURRENTLY HAVE IT...WITH SATURATION AT THE DENDRITIC
LAYER A LITTLE IFFY. DO THINK DRIZZLE WOULD MOST LIKELY CHANGE BACK
TO SNOW IN THE EARLY EVENING OVER THE WEST AS SATURATED LAYER
DEEPENS AGAIN WITH ANOTHER BAND OF MID LEVEL FRONTOGENESIS
DEVELOPING OVER THAT AREA. HAVE UPPED THE POPS OVER THE WESTERN
HALF OF OUR CWA DURING THE EARLY NIGHTTIME HOURS IN ASSOCIATION WITH
THIS FEATURE. JUST NOTED ON THE 06Z NAM RUN THAT THIS FEATURE
INTERACTS MUCH BETTER WITH THE MASSIVE UPPER LEVEL FORCING PUSHING
OUT OF EASTERN NEBRASKA LATER TONIGHT THAN IT DID ON THE PREVIOUS
RUNS...ON WHICH MY FORECAST WAS BASED. IF THE LATEST RUN WERE TO
VERIFY...THEN WE MAY HAVE HIGHER POPS BACK THROUGH THE CENTRAL
PORTIONS OF THE CWA DURING THE TIMEFRAME OF 06Z TO 12Z THAN I
CURRENTLY HAVE. REALLY A FRUSTRATING SYSTEM TO PIN DOWN.
06Z MODEL RUNS CONTINUE TO GIVE SUPPORT THAT OUR EASTERN ZONES COULD
RECEIVE QUITE A BIT OF SNOW THURSDAY EVENING THROUGH EARLY ON FRIDAY
AS MID LEVEL FRONTOGENETICAL BAND SETS UP OVER THE AREA...SUPPORTED
BY MASSIVE UPPER LEVEL FORCING. WITH WINDS REALLY CRANKING UP BY
THURSDAY AFTERNOON IN RESPONSE TO A 980 MB SURFACE LOW TRACKING
THROUGH IOWA AT THAT TIME...ELECTED TO ISSUE A BLIZZARD WATCH IN OUR
EASTERN COUNTIES WITH SNOW ALREADY ON THE GROUND AND MORE SNOW
EXPECTED. SNOW LOOKS TO WIND DOWN LATER ON FRIDAY AS THE SYSTEM
CONTINUES TO PULL AWAY FROM THE AREA...WITH WINDS TAPERING OFF ON
FRIDAY NIGHT. JM
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
IA...SNOW ADVISORY UNTIL 4 PM CST THIS AFTERNOON FOR IAZ001>003-
012>014.
WINTER STORM WATCH FROM THURSDAY AFTERNOON THROUGH FRIDAY
MORNING FOR IAZ020-031.
BLIZZARD WATCH FROM THURSDAY MORNING THROUGH FRIDAY MORNING FOR
IAZ001>003-012>014-021-022-032.
MN...SNOW ADVISORY UNTIL 4 PM CST THIS AFTERNOON FOR MNZ098.
SNOW ADVISORY UNTIL 6 PM CST THIS AFTERNOON FOR MNZ071-072-080-
081-089-090-097.
BLIZZARD WATCH FROM THURSDAY MORNING THROUGH FRIDAY MORNING FOR
MNZ071-072-080-081-089-090-097-098.
NE...WINTER STORM WATCH FROM THURSDAY AFTERNOON THROUGH FRIDAY
MORNING FOR NEZ013-014.
SD...SNOW ADVISORY UNTIL 4 PM CST THIS AFTERNOON FOR SDZ052-053-
059>062-066-067.
WINTER STORM WATCH FROM THURSDAY AFTERNOON THROUGH FRIDAY
MORNING FOR SDZ038>040-053>056-059>062-065>071.
WINTER WEATHER ADVISORY UNTIL NOON CST TODAY FOR SDZ065-068>070.
SNOW ADVISORY UNTIL 6 PM CST THIS AFTERNOON FOR SDZ038>040-
054>056.
&&
CHAPMANHazardous weather outlook, Feb 28, 6:03 AM CST, 10 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 0603 AM CST WED FEB 28 2007 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-011200- 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- 0603 AM CST WED FEB 28 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT WINTER WEATHER... SNOW WILL CONTINUE TO DEVELOP OVER SOUTH CENTRAL SOUTH DAKOTA THIS MORNING...AND THEN SPREAD TO THE NORTH AND EAST THROUGH THE DAY. SNOW MAY BECOME HEAVY AT TIMES...AND WILL ACCUMULATE 2 TO 4 INCHES GENERALLY SOUTH OF INTERSTATE 90...WHILE AREAS TO THE NORTH OF THE INTERSTATE COULD HAVE 4 TO 6 INCHES BY THIS EVENING. AREAS AROUND SIOUX CITY TO STORM LAKE MAY HAVE ONLY 1 TO 2 INCHES THROUGH THE DAY. SNOW MAY CHANGE TO FREEZING DRIZZLE IN AREAS WEST OF INTERSTATE 29 DURING THE LATE AFTERNOON...BEFORE ADDITIONAL SNOW PUSHES IN TONIGHT. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY ANOTHER STORM SYSTEM WILL BRING ADDITIONAL SNOW TO THE AREA ON THURSDAY AND THURSDAY NIGHT. AT THIS TIME...IT APPEARS THAT THE HEAVIEST SNOW WILL OCCUR IN AREAS EAST OF INTERSTATE 29. SNOWFALL OVER THIS AREA WILL BE IN THE RANGE OF 4 TO 10 INCHES...WITH HIGHEST AMOUNTS THROUGH SOUTHWESTERN MINNESOTA AND NORTHWESTERN IOWA. AREAS WEST OF INTERSTATE 29 WILL ONLY SEE 1 TO 2 INCHES. IF THE STORM TRACK WOULD SHIFT A LITTLE FARTHER WESTWARD...SNOW FALL AMOUNTS COULD BE GREATER. IN ADDITION TO THE SNOWFALL...IT WILL BECOME VERY WINDY BY THURSDAY AFTERNOON WITH BLIZZARD CONDITIONS POSSIBLE INTO FRIDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.CRH.NOAA.GOV/FSD. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK.
In the hours before
Local storm report, Feb 28, 1:35 PM CST, 2 hours 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
135 PM CST WED FEB 28 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0103 PM SNOW 10 W MADISON 44.01N 97.31W
02/28/2007 E2.0 INCH LAKE SD CO-OP OBSERVER
2 TO 3 INCHES OF NEW SNOW UP TO 1 PM.
0125 PM SNOW WORTHINGTON 43.63N 95.60W
02/28/2007 M0.5 INCH NOBLES MN CO-OP OBSERVER
HALF AN INCH OF NEW SNOW UP TO NOON. STILL SNOWING.
0133 PM SNOW WINDOM 43.87N 95.12W
02/28/2007 E0.5 INCH COTTONWOOD MN CO-OP OBSERVER
HALF AN INCH OF NEW SNOW UP TO 130 PM. STILL SNOWING.
&&
BUSSLocal storm report, Feb 28, 1:49 PM CST, 2 hours 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
149 PM CST WED FEB 28 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0133 PM SNOW TRACY 44.24N 95.62W
02/28/2007 M0.3 INCH LYON MN CO-OP OBSERVER
JUST STARTED TO SNOW.
0141 PM SNOW PIPESTONE 44.00N 96.31W
02/28/2007 E0.5 INCH PIPESTONE MN CO-OP OBSERVER
HALF AN INCH OF NEW SNOWFALL UP TO 130 PM. STILL SNOWING.
0145 PM SNOW MARSHALL 44.45N 95.79W
02/28/2007 M0.5 INCH LYON MN CO-OP OBSERVER
HALF AN INCH OF NEW SNOWFALL UP TO 130 PM.
&&
BUSSLocal storm report, Feb 28, 4:19 PM CST, 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
419 PM CST WED FEB 28 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0210 PM SNOW GREGORY 43.23N 99.43W
02/28/2007 E2.0 INCH GREGORY SD CO-OP OBSERVER
0220 PM SNOW 4 S CHAMBERLAIN 43.75N 99.32W
02/28/2007 M2.0 INCH BRULE SD CO-OP OBSERVER
0225 PM SNOW PICKSTOWN 43.07N 98.53W
02/28/2007 M2.5 INCH CHARLES MIX SD CO-OP OBSERVER
0235 PM SNOW TYNDALL 42.99N 97.86W
02/28/2007 M3.0 INCH BON HOMME SD CO-OP OBSERVER
0240 PM SNOW ARMOUR 43.32N 98.34W
02/28/2007 M6.5 INCH DOUGLAS SD CO-OP OBSERVER
0245 PM SNOW MENNO 43.24N 97.58W
02/28/2007 M3.0 INCH HUTCHINSON SD CO-OP OBSERVER
0250 PM SNOW AURORA 44.28N 96.69W
02/28/2007 M6.0 INCH BROOKINGS SD CO-OP OBSERVER
0255 PM SNOW 2 SE WESSINGTON 44.43N 98.67W
02/28/2007 M2.0 INCH BEADLE SD CO-OP OBSERVER
0300 PM SNOW WOONSOCKET 44.05N 98.27W
02/28/2007 M5.5 INCH SANBORN SD CO-OP OBSERVER
0305 PM SNOW PARKSTON 43.39N 97.99W
02/28/2007 M6.0 INCH HUTCHINSON SD LAW ENFORCEMENT
0315 PM SNOW DE SMET 44.39N 97.55W
02/28/2007 E4.0 INCH KINGSBURY SD LAW ENFORCEMENT
0405 PM SNOW BROOKINGS 44.31N 96.79W
02/28/2007 M3.0 INCH BROOKINGS SD TRAINED SPOTTER
0410 PM SNOW 13 WNW PLATTE 43.49N 99.07W
02/28/2007 E6.5 INCH CHARLES MIX SD CO-OP OBSERVER
&&
SLIEBLThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 10:43 AM CST | Winter Storm Watch | FSD | Beadle, Bon Homme, Brookings, Clay, Davison, Hanson and 12 more | 6 hr |
| Feb 28, 4:32 PM CST | Blizzard Warning | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 61 hr |
Nearby
Blizzard Watches in South Dakota, 2007Blizzard Watches in Nebraska, 2007Every blizzard watch in 2007
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.