Alert archive / Wisconsin / Winter Storm Warnings in 2009
Winter Storm Warning 2, NWS Milwaukee, WI
NWS Milwaukee, WI issued this winter storm warning at Feb 25, 2009, 3:48 PM CST for 4 counties in Wisconsin. It took effect at Feb 26, 2009, 12:00 PM CST. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 25, 2009, 3:48 PM CST (21:48 UTC)
- In effect from
- Feb 26, 2009, 12:00 PM CST
- Expired
- Feb 26, 2009, 3:24 PM CST
- In force
- 3 hr
- Issued by
- NWS Milwaukee, WI
Counties Fond du Lac County, WI, Green Lake County, WI, Marquette County, WI, Sheboygan County, WI
The radar
The Milwaukee radar (KMKX), 91 km from the middle of the area, began a volume at 21:45 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
Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.8 hours before the alert went out and 90 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
- 814 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 170 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 KMKX 252148 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 348 PM CST WED FEB 25 2009 ...WINTER STORM HEADED TOWARD SOUTHEAST WISCONSIN... .A WINTER STORM WILL DEVELOP OVER THE PLAINS TONIGHT AND MOVE ACROSS NORTHERN ILLINOIS THURSDAY EVENING. AHEAD OF THE STORM...INCREASING SOUTHERLY WINDS WILL BRING WARMER AIR AND COPIOUS MOISTURE FROM THE GULF OF MEXICO NORTH INTO THE UPPER MIDWEST. PRECIPITATION IS EXPECTED TO OVERSPREAD THE REGION ON THURSDAY AFTERNOON AS A MIX OF SNOW...SLEET...AND FREEZING RAIN NEAR MARQUETTE AND GREEN LAKE COUNTIES...MAINLY FREEZING RAIN FROM DODGEVILLE TO BEAVER DAM...WEST BEND...FOND DU LAC...AND SHEBOYGAN...AND MAINLY RAIN SOUTH OF THIS LINE. AS THE STORM PASSES BY THURSDAY EVENING...COLDER AIR WRAPPING IN WILL CHANGE ALL THE PRECIPITATION TO SNOW. WIZ051-052-056>059-260600- /O.UPG.KMKX.WS.A.0003.090226T1800Z-090227T1200Z/ /O.NEW.KMKX.IS.W.0001.090226T1800Z-090227T0600Z/ FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE-WASHINGTON- INCLUDING THE CITIES OF...FOND DU LAC...SHEBOYGAN...BARABOO... PORTAGE...WISCONSIN DELLS...BEAVER DAM...WEST BEND 348 PM CST WED FEB 25 2009 ...ICE STORM WARNING IN EFFECT FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY NIGHT... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED AN ICE STORM WARNING...WHICH IS IN EFFECT FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. FREEZING RAIN IS EXPECTED TO DEVELOP THURSDAY AFTERNOON AND GRADUALLY CHANGE TO SNOW THURSDAY EVENING. HEAVY ICE ACCUMULATIONS BETWEEN 1/3 INCH AND 1/2 ARE EXPECTED THURSDAY AFTERNOON. SOME RAIN OR SLEET MAY MIX IN OCCASIONALLY...HOWEVER MAINLY FREEZING RAIN IS EXPECTED. BECAUSE THIS EVENT IS EXPECTED TO OCCUR DURING THE DAY...MANY ROAD SURFACES SHOULD REMAIN MAINLY WET. HOWEVER...BRIDGES AND OVERPASSES...IN ADDITION TO TREES AND POWER LINES WILL BE MOST PRONE TO HEAVY ICING. GUSTY NORTHWEST WINDS BEHIND THIS SYSTEM THURSDAY NIGHT AND FRIDAY WILL ADD ADDITIONAL STRESS TO ICED TREES AND POWER LINES. POWER OUTAGES MAY RESULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN ICE STORM WARNING IS ISSUED WHEN WIDESPREAD...DAMAGING ICE ACCUMULATIONS OF 1/4 INCH OR MORE WITHIN 12 HOURS ARE LIKELY OR IMMINENT. HEAVY ICE ACCUMULATIONS CAN CAUSE MAJOR TREE DAMAGE AND CAUSE LONG DURATION POWER OUTAGES. COMMERCE IS LIKELY TO BE IMPACTED. IF YOU MUST TRAVEL...KEEP A WINTER WEATHER SURVIVAL KIT VEHICLE IN CASE OF AN EMERGENCY. && $$ WIZ046-047-260600- /O.UPG.KMKX.WS.A.0003.090226T1800Z-090227T1200Z/ /O.NEW.KMKX.WS.W.0002.090226T1800Z-090227T0600Z/ MARQUETTE-GREEN LAKE- INCLUDING THE CITIES OF...MONTELLO...BERLIN 348 PM CST WED FEB 25 2009 ...WINTER STORM WARNING IN EFFECT FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY NIGHT... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER STORM WARNING FOR SNOW...SLEET...AND FREEZING RAIN...WHICH IS IN EFFECT FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A MIX SLEET AND FREEZING RAIN WILL DEVELOP BY EARLY THURSDAY AFTERNOON...AND GRADUALLY CHANGE TO ALL SNOW EARLY THURSDAY EVENING. ICE ACCUMULATIONS OF 1/4 INCH...IN ADDITION TO SLEET ACCUMULATIONS UP TO AN INCH...AND SNOW ACCUMULATIONS OF 2 TO 4 INCHES ARE EXPECTED BY LATE THURSDAY EVENING. THE ICE ACCUMULATION MAY PUT STRESS ON TREES AND POWER LINES...AND SUBSEQUENTLY CAUSE SPORADIC POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING IS ISSUED WHEN HEAVY SNOW...AND SLEET... AND FREEZING RAIN IS EXPECTED TO COMBINE WITH STRONG WINDS OF 25 MPH OR MORE TO CAUSE MAJOR IMPACTS TO COMMERCE AND SOCIETY. TRAVEL WILL BE DANGEROUS AND IS STRONGLY DISCOURAGED. IF YOU MUST TRAVEL...KEEP A WINTER WEATHER SUPPLY KIT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ WIZ062-063-260600- /O.UPG.KMKX.WS.A.0003.090226T1800Z-090227T1200Z/ /O.NEW.KMKX.WW.Y.0007.090226T2100Z-090227T0600Z/ IOWA-DANE- INCLUDING THE CITIES OF...DODGEVILLE...MADISON 348 PM CST WED FEB 25 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER WEATHER ADVISORY FOR A MIX OF SNOW...SLEET...AND FREEZING RAIN...WHICH IS IN EFFECT FROM 3 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. RAIN WILL DEVELOP OVER FAR SOUTHERN WISCONSIN EARLY THURSDAY AFTERNOON...AND WILL MIX WITH SLEET...FREEZING RAIN...AND SNOW LATE THURSDAY AFTERNOON...CHANGING TO ALL SNOW BY THURSDAY EVENING. SLEET AND SNOW ACCUMULATIONS OF 2 TO 3 INCHES ARE EXPECTED WITH ICE ACCUMULATIONS LESS THAN A TENTH OF AN INCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET...AND/OR FREEZING RAIN WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ WIZ060-260600- /O.UPG.KMKX.WS.A.0003.090226T1800Z-090227T1200Z/ /O.NEW.KMKX.WW.Y.0007.090226T2300Z-090227T0600Z/ OZAUKEE- INCLUDING THE CITY OF...PORT WASHINGTON 348 PM CST WED FEB 25 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...SLEET...AND FREEZING RAIN... WHICH IS IN EFFECT FROM 5 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. RAIN WILL DEVELOP OVER FAR SOUTHERN WISCONSIN EARLY THURSDAY AFTERNOON...AND WILL MIX WITH SLEET...FREEZING RAIN...AND SNOW LATE THURSDAY AFTERNOON...CHANGING TO ALL SNOW BY THURSDAY EVENING. SLEET AND SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED WITH ICE ACCUMULATIONS LESS THAN A TENTH OF AN INCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET...AND/OR FREEZING RAIN WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ WIZ064-065-260600- /O.NEW.KMKX.WW.Y.0007.090226T2300Z-090227T0600Z/ JEFFERSON-WAUKESHA- INCLUDING THE CITIES OF...JEFFERSON...LAKE MILLS...WAUKESHA... BROOKFIELD 348 PM CST WED FEB 25 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...SLEET...AND FREEZING RAIN... WHICH IS IN EFFECT FROM 5 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT. RAIN WILL DEVELOP OVER FAR SOUTHERN WISCONSIN EARLY THURSDAY AFTERNOON...AND WILL MIX WITH SLEET...FREEZING RAIN...AND SNOW LATE THURSDAY AFTERNOON...CHANGING TO ALL SNOW BY THURSDAY EVENING. SLEET AND SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED WITH ICE ACCUMULATIONS LESS THAN A TENTH OF AN INCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET...AND/OR FREEZING RAIN WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ BORGHOFF
5 follow-up statements
000 WWUS43 KMKX 260329 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 929 PM CST WED FEB 25 2009 ...WINTER STORM HEADED TOWARD SOUTHEAST WISCONSIN... .A WINTER STORM WILL DEVELOP OVER THE PLAINS TONIGHT AND MOVE ACROSS NORTHERN ILLINOIS THURSDAY EVENING. AHEAD OF THE STORM... INCREASING SOUTHERLY WINDS WILL BRING WARMER AIR AND COPIOUS MOISTURE FROM THE GULF OF MEXICO NORTH INTO THE UPPER MIDWEST. PRECIPITATION IS EXPECTED TO OVERSPREAD THE REGION THURSDAY AFTERNOON AS A MIX OF SNOW...SLEET...AND FREEZING RAIN NEAR MARQUETTE AND GREEN LAKE COUNTIES...MAINLY FREEZING RAIN FROM DODGEVILLE TO BEAVER DAM...WEST BEND...FOND DU LAC...AND SHEBOYGAN...AND MAINLY RAIN SOUTH OF THIS LINE. AS THE STORM PASSES BY THURSDAY EVENING...COLDER AIR WRAPPING IN WILL CHANGE ALL THE PRECIPITATION TO SNOW. WIZ051-052-056>059-261130- /O.CON.KMKX.IS.W.0001.090226T1800Z-090227T0600Z/ FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE-WASHINGTON- INCLUDING THE CITIES OF...FOND DU LAC...SHEBOYGAN...BARABOO... PORTAGE...WISCONSIN DELLS...BEAVER DAM...WEST BEND 929 PM CST WED FEB 25 2009 ...ICE STORM WARNING REMAINS IN EFFECT FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY NIGHT... AN ICE STORM WARNING REMAINS IN EFFECT FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY NIGHT. FREEZING RAIN IS EXPECTED TO DEVELOP THURSDAY AFTERNOON AND GRADUALLY CHANGE TO SNOW THURSDAY EVENING. HEAVY ICE ACCUMULATIONS BETWEEN ONE THIRD AND ONE HALF INCH ARE EXPECTED THURSDAY AFTERNOON. SOME RAIN OR SLEET MAY MIX IN OCCASIONALLY...HOWEVER MAINLY FREEZING RAIN IS EXPECTED. BECAUSE THIS EVENT IS EXPECTED TO OCCUR DURING THE DAY...MANY ROAD SURFACES SHOULD REMAIN MAINLY WET. HOWEVER...BRIDGES AND OVERPASSES...IN ADDITION TO TREES AND POWER LINES WILL BE MOST PRONE TO HEAVY ICING. GUSTY NORTHWEST WINDS BEHIND THIS SYSTEM THURSDAY NIGHT AND FRIDAY WILL ADD ADDITIONAL STRESS TO ICED TREES AND POWER LINES. POWER OUTAGES MAY RESULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN ICE STORM WARNING IS ISSUED WHEN WIDESPREAD...DAMAGING ICE ACCUMULATIONS OF 1/4 INCH OR MORE WITHIN 12 HOURS ARE LIKELY OR IMMINENT. HEAVY ICE ACCUMULATIONS CAN CAUSE MAJOR TREE DAMAGE AND CAUSE LONG DURATION POWER OUTAGES. COMMERCE IS LIKELY TO BE IMPACTED. IF YOU MUST TRAVEL...KEEP A WINTER WEATHER SURVIVAL KIT VEHICLE IN CASE OF AN EMERGENCY. && $$ WIZ046-047-261130- /O.CON.KMKX.WS.W.0002.090226T1800Z-090227T0600Z/ MARQUETTE-GREEN LAKE- INCLUDING THE CITIES OF...MONTELLO...BERLIN 929 PM CST WED FEB 25 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY NIGHT. A MIX OF SLEET...FREEZING RAIN AND SNOW WILL DEVELOP BY EARLY THURSDAY AFTERNOON...AND GRADUALLY CHANGE TO ALL SNOW EARLY THURSDAY EVENING. ICE ACCUMULATIONS OF 1/4 INCH...IN ADDITION TO SLEET ACCUMULATIONS UP TO AN INCH...AND SNOW ACCUMULATIONS OF 2 TO 5 INCHES ARE EXPECTED BY LATE THURSDAY EVENING. THE ICE ACCUMULATION MAY PUT STRESS ON TREES AND POWER LINES...AND SUBSEQUENTLY CAUSE SPORADIC POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING IS ISSUED WHEN HEAVY SNOW...AND SLEET... AND FREEZING RAIN IS EXPECTED TO COMBINE WITH STRONG WINDS OF 25 MPH OR MORE TO CAUSE MAJOR IMPACTS TO COMMERCE AND SOCIETY. TRAVEL WILL BE DANGEROUS AND IS STRONGLY DISCOURAGED. IF YOU MUST TRAVEL...KEEP A WINTER WEATHER SUPPLY KIT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ WIZ062-063-261130- /O.CON.KMKX.WW.Y.0007.090226T2100Z-090227T0600Z/ IOWA-DANE- INCLUDING THE CITIES OF...DODGEVILLE...MADISON 929 PM CST WED FEB 25 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT. RAIN WILL DEVELOP OVER FAR SOUTHERN WISCONSIN EARLY THURSDAY AFTERNOON...AND WILL MIX WITH SLEET...FREEZING RAIN...AND SNOW LATE THURSDAY AFTERNOON...CHANGING TO ALL SNOW BY THURSDAY EVENING. SLEET AND SNOW ACCUMULATIONS OF 2 TO 3 INCHES ARE EXPECTED WITH ICE ACCUMULATIONS LESS THAN A TENTH OF AN INCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET...AND/OR FREEZING RAIN WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ WIZ060-064-065-261130- /O.CON.KMKX.WW.Y.0007.090226T2300Z-090227T0600Z/ OZAUKEE-JEFFERSON-WAUKESHA- INCLUDING THE CITIES OF...PORT WASHINGTON...JEFFERSON... LAKE MILLS...WAUKESHA...BROOKFIELD 929 PM CST WED FEB 25 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT. RAIN WILL DEVELOP OVER FAR SOUTHERN WISCONSIN EARLY THURSDAY AFTERNOON...AND WILL MIX WITH SLEET...FREEZING RAIN...AND SNOW LATE THURSDAY AFTERNOON...CHANGING TO ALL SNOW BY THURSDAY EVENING. SLEET AND SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED WITH ICE ACCUMULATIONS LESS THAN A TENTH OF AN INCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET...AND/OR FREEZING RAIN WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ MBK
000 WWUS43 KMKX 261009 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 409 AM CST THU FEB 26 2009 ...WINTER STORM HEADED TOWARD SOUTHEAST WISCONSIN... .A WINTER STORM WILL RACE OUT OF THE CENTRAL PLAINS THIS AFTERNOON AND TRACK ACROSS NORTHERN ILLINOIS THIS EVENING...REACHING LAKE HURON BY FRIDAY MORNING. AHEAD OF THE STORM...INCREASING SOUTHERLY WINDS WILL BRING WARMER AIR AND COPIOUS MOISTURE FROM THE GULF OF MEXICO NORTH INTO THE UPPER MIDWEST. PRECIPITATION IS EXPECTED TO RAPIDLY OVERSPREAD THE REGION THIS AFTERNOON AS A MIX OF SNOW AND SLEET WITH A CHANCE OF FREEZING RAIN SETS UP GENERALLY NORTH OF A PORT WASHINGTON TO BARABOO LINE. COLDER TEMPERATURES FROM SHEBOYGAN WEST TO MONTELLO WILL RESULT IN HIGHER SNOW AND SLEET ACCUMULATIONS THERE. WARMER TEMPERATURES TO THE SOUTH WILL RESULT IN MOSTLY RAIN FROM MADISON TO MILWAUKEE AND POINTS SOUTH. AS THE STORM PASSES BY THURSDAY EVENING...COLDER AIR WRAPPING IN WILL CHANGE ALL THE PRECIPITATION TO A SHORT PERIOD OF SNOW. WIZ051-052-261815- /O.CAN.KMKX.IS.W.0001.090226T1800Z-090227T0600Z/ /O.EXA.KMKX.WS.W.0002.090226T1800Z-090227T0600Z/ FOND DU LAC-SHEBOYGAN- INCLUDING THE CITIES OF...FOND DU LAC...SHEBOYGAN 409 AM CST THU FEB 26 2009 ...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT... ...ICE STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER STORM WARNING FOR SNOW...SLEET AND SOME FREEZING RAIN... WHICH IS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT. THE ICE STORM WARNING HAS BEEN CANCELLED. SNOW AND SLEET...ALONG WITH A CHANCE FOR FREEZING RAIN AND ISOLATED THUNDERSTORMS...WILL MOVE IN RAPIDLY LATE THIS MORNING AND AFTERNOON. THE WINTRY MIX WILL CHANGE OVER TO ALL SNOW BY EVENING...DIMINISHING BY MIDNIGHT. TOTAL SNOW AND SLEET ACCUMULATIONS OF 4 TO 6 INCHES ARE POSSIBLE. BECAUSE THIS EVENT IS EXPECTED TO OCCUR DURING THE DAY...MANY ROAD SURFACES SHOULD REMAIN MAINLY WET. HOWEVER...BRIDGES AND OVERPASSES WILL LIKELY BECOME SNOW AND ICE COVERED AND SLIPPERY. GUSTY NORTHWEST WINDS BEHIND THIS SYSTEM THURSDAY NIGHT AND FRIDAY COULD BRING SOME BLOWING AND DRIFTING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ WIZ056>059-261815- /O.CAN.KMKX.IS.W.0001.090226T1800Z-090227T0600Z/ /O.EXB.KMKX.WW.Y.0007.090226T1800Z-090227T0600Z/ SAUK-COLUMBIA-DODGE-WASHINGTON- INCLUDING THE CITIES OF...BARABOO...PORTAGE...WISCONSIN DELLS... BEAVER DAM...WEST BEND 409 AM CST THU FEB 26 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT... ...ICE STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND SLEET AND POSSIBLE FREEZING RAIN...WHICH IS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT. THE ICE STORM WARNING HAS BEEN CANCELLED. SNOW AND SLEET...ALONG WITH A CHANCE FOR FREEZING RAIN AND ISOLATED THUNDERSTORMS...WILL MOVE IN RAPIDLY LATE THIS MORNING AND AFTERNOON. THE WINTRY MIX WILL CHANGE OVER TO ALL SNOW BY EVENING...DIMINISHING BY MIDNIGHT. TOTAL SNOW AND SLEET ACCUMULATIONS OF 2 TO 4 INCHES ARE POSSIBLE. BECAUSE THIS EVENT IS EXPECTED TO OCCUR DURING THE DAY...MANY ROAD SURFACES SHOULD REMAIN MAINLY WET. HOWEVER...BRIDGES AND OVERPASSES WILL LIKELY BECOME SNOW AND ICE COVERED AND SLIPPERY. GUSTY NORTHWEST WINDS BEHIND THIS SYSTEM THURSDAY NIGHT AND FRIDAY COULD BRING SOME BLOWING AND DRIFTING SNOW. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ WIZ063-261115- /O.CAN.KMKX.WW.Y.0007.090226T2100Z-090227T0600Z/ DANE- INCLUDING THE CITY OF...MADISON 409 AM CST THU FEB 26 2009 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS CANCELLED THE WINTER WEATHER ADVISORY. $$ WIZ060-064-065-261115- /O.CAN.KMKX.WW.Y.0007.090226T2300Z-090227T0600Z/ OZAUKEE-JEFFERSON-WAUKESHA- INCLUDING THE CITIES OF...PORT WASHINGTON...JEFFERSON... LAKE MILLS...WAUKESHA...BROOKFIELD 409 AM CST THU FEB 26 2009 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS CANCELLED THE WINTER WEATHER ADVISORY. $$ WIZ046-047-261815- /O.CON.KMKX.WS.W.0002.090226T1800Z-090227T0600Z/ MARQUETTE-GREEN LAKE- INCLUDING THE CITIES OF...MONTELLO...BERLIN 409 AM CST THU FEB 26 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT. SNOW AND SLEET...ALONG WITH A CHANCE FOR FREEZING RAIN AND ISOLATED THUNDERSTORMS...WILL MOVE IN RAPIDLY LATE THIS MORNING AND AFTERNOON. THE WINTRY MIX WILL CHANGE OVER TO ALL SNOW BY EVENING...DIMINISHING BY MIDNIGHT. TOTAL SNOW AND SLEET ACCUMULATIONS OF 3 TO 6 INCHES ARE POSSIBLE. BECAUSE THIS EVENT IS EXPECTED TO OCCUR DURING THE DAY...MANY ROAD SURFACES SHOULD REMAIN MAINLY WET. HOWEVER...BRIDGES AND OVERPASSES WILL LIKELY BECOME SNOW AND ICE COVERED AND SLIPPERY. GUSTY NORTHWEST WINDS BEHIND THIS SYSTEM THURSDAY NIGHT AND FRIDAY COULD BRING SOME BLOWING AND DRIFTING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ WIZ062-261815- /O.EXT.KMKX.WW.Y.0007.090226T1800Z-090227T0600Z/ IOWA- INCLUDING THE CITY OF...DODGEVILLE 409 AM CST THU FEB 26 2009 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT. RAIN WILL DEVELOP OVER FAR SOUTHERN WISCONSIN EARLY THURSDAY AFTERNOON...AND WILL MIX WITH SNOW AND SLEET AND POSSIBLE FREEZING RAIN LATE THIS AFTERNOON...CHANGING TO ALL SNOW THIS EVENING. SLEET AND SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED WITH ICE ACCUMULATIONS LESS THAN A TENTH OF AN INCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET...AND/OR FREEZING RAIN WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ DAVIS/CRONCE
000 WWUS43 KMKX 261024 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 424 AM CST THU FEB 26 2009 ...WINTER STORM HEADED TOWARD SOUTHEAST WISCONSIN... .A WINTER STORM WILL RACE OUT OF THE CENTRAL PLAINS THIS AFTERNOON AND TRACK ACROSS NORTHERN ILLINOIS THIS EVENING... REACHING LAKE HURON BY FRIDAY MORNING. AHEAD OF THE STORM... INCREASING SOUTHERLY WINDS WILL BRING WARMER AIR AND COPIOUS MOISTURE FROM THE GULF OF MEXICO NORTH INTO THE UPPER MIDWEST. PRECIPITATION IS EXPECTED TO RAPIDLY OVERSPREAD THE REGION THIS AFTERNOON AS A MIX OF SNOW AND SLEET WITH A CHANCE OF FREEZING RAIN SETS UP GENERALLY NORTH OF A PORT WASHINGTON TO BARABOO LINE. COLDER TEMPERATURES FROM SHEBOYGAN WEST TO MONTELLO WILL RESULT IN HIGHER SNOW AND SLEET ACCUMULATIONS THERE. WARMER TEMPERATURES TO THE SOUTH WILL RESULT IN MOSTLY RAIN FROM MADISON TO MILWAUKEE AND POINTS SOUTH. AS THE STORM PASSES BY THURSDAY EVENING...COLDER AIR WRAPPING IN WILL CHANGE ALL THE PRECIPITATION TO A SHORT PERIOD OF SNOW. WIZ046-047-051-052-261830- /O.CON.KMKX.WS.W.0002.090226T1800Z-090227T0600Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN 424 AM CST THU FEB 26 2009 ...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT. SNOW AND SLEET...ALONG WITH A CHANCE FOR FREEZING RAIN AND ISOLATED THUNDERSTORMS...WILL MOVE IN RAPIDLY LATE THIS MORNING AND AFTERNOON. THE WINTRY MIX WILL CHANGE OVER TO ALL SNOW BY EVENING...DIMINISHING BY MIDNIGHT. TOTAL SNOW AND SLEET ACCUMULATIONS OF 3 TO 6 INCHES ARE POSSIBLE. BECAUSE THIS EVENT IS EXPECTED TO OCCUR DURING THE DAY...MANY ROAD SURFACES SHOULD REMAIN MAINLY WET. HOWEVER...BRIDGES AND OVERPASSES WILL LIKELY BECOME SNOW AND ICE COVERED AND SLIPPERY. GUSTY NORTHWEST WINDS BEHIND THIS SYSTEM THURSDAY NIGHT AND FRIDAY COULD BRING SOME BLOWING AND DRIFTING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ WIZ056>059-062-261830- /O.CON.KMKX.WW.Y.0007.090226T1800Z-090227T0600Z/ SAUK-COLUMBIA-DODGE-WASHINGTON-IOWA- INCLUDING THE CITIES OF...BARABOO...PORTAGE...WISCONSIN DELLS... BEAVER DAM...WEST BEND...DODGEVILLE 424 AM CST THU FEB 26 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT CST TONIGHT. RAIN WILL DEVELOP OVER FAR SOUTHERN WISCONSIN EARLY THURSDAY AFTERNOON...AND WILL MIX WITH SNOW AND SLEET AND POSSIBLE FREEZING RAIN LATE THIS AFTERNOON...CHANGING TO ALL SNOW THIS EVENING. SLEET AND SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED WITH ICE ACCUMULATIONS LESS THAN A TENTH OF AN INCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET...AND/OR FREEZING RAIN WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ DAVIS/CRONCE
000 WWUS43 KMKX 261746 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 1146 AM CST THU FEB 26 2009 ...WINTER STORM HEADED TOWARD SOUTHEAST WISCONSIN... .A STRONG LOW PRESSURE SYSTEM WILL RACE OUT OF THE CENTRAL PLAINS THIS AFTERNOON AND TRACK ACROSS NORTHERN ILLINOIS THIS EVENING... REACHING LAKE HURON BY FRIDAY MORNING. AHEAD OF THE STORM... INCREASING SOUTHERLY WINDS WILL BRING WARMER AIR AND COPIOUS MOISTURE FROM THE GULF OF MEXICO NORTH INTO THE UPPER MIDWEST. PRECIPITATION HAS BEGUN OVER SOUTHERN WISCONSIN AND IS EXPECTED TO RAPIDLY OVERSPREAD THE REGION THIS AFTERNOON. A MIX OF SNOW...SLEET...AND RAIN WITH A SLIGHT CHANCE FOR FREEZING RAIN IS EXPECTED NORTH OF A PORT WASHINGTON TO BARABOO LINE. COLDER TEMPERATURES FROM SHEBOYGAN WEST TO MONTELLO WILL RESULT IN HIGHER SNOW AND SLEET ACCUMULATIONS THERE. WARMER TEMPERATURES TO THE SOUTH WILL RESULT IN MOSTLY RAIN FROM MADISON TO MILWAUKEE AND POINTS SOUTH. AS THE STORM PASSES BY THURSDAY EVENING...COLDER AIR WRAPPING IN WILL CHANGE ALL THE PRECIPITATION TO A SHORT PERIOD OF SNOW. WIZ046-047-051-052-270200- /O.CON.KMKX.WS.W.0002.090226T1800Z-090227T0600Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN 1146 AM CST THU FEB 26 2009 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. SNOW AND SLEET...ALONG WITH A CHANCE FOR FREEZING RAIN AND ISOLATED THUNDERSTORMS...WILL MOVE IN RAPIDLY EARLY THIS AFTERNOON. THE WINTRY MIX WILL CHANGE OVER TO ALL SNOW BY EVENING...DIMINISHING BY MIDNIGHT. TOTAL SNOW AND SLEET ACCUMULATIONS OF 3 TO 6 INCHES ARE POSSIBLE. BECAUSE THIS EVENT IS EXPECTED TO OCCUR DURING THE DAY...MANY ROAD SURFACES SHOULD REMAIN MAINLY WET. HOWEVER...BRIDGES AND OVERPASSES WILL LIKELY BECOME SNOW AND ICE COVERED AND SLIPPERY. GUSTY NORTHWEST WINDS BEHIND THIS SYSTEM THURSDAY NIGHT AND FRIDAY COULD BRING SOME BLOWING AND DRIFTING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ WIZ056>059-062-270200- /O.CON.KMKX.WW.Y.0007.090226T1800Z-090227T0600Z/ SAUK-COLUMBIA-DODGE-WASHINGTON-IOWA- INCLUDING THE CITIES OF...BARABOO...PORTAGE...WISCONSIN DELLS... BEAVER DAM...WEST BEND...DODGEVILLE 1146 AM CST THU FEB 26 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. RAIN WILL CONTINUE TO PUSH NORTH ACROSS SOUTHERN WISCONSIN EARLY THIS AFTERNOON...AND WILL MIX WITH SNOW AND SLEET LATE THIS AFTERNOON OR EARLY EVENING...CHANGING TO ALL SNOW LATER IN THE EVENING. SLEET AND SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET...AND/OR FREEZING RAIN WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ DDV
000 WWUS43 KMKX 262124 WSWMKX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 324 PM CST THU FEB 26 2009 ...STRONG LOW WILL TRACK ACROSS SOUTHERN LAKE MICHIGAN THIS EVENING... .A STRONG LOW PRESSURE SYSTEM WILL RACE OUT OF THE NORTHEAST MISSOURI AND TRACK ACROSS SOUTHERN LAKE MICHIGAN LATE THIS EVENING... REACHING JUST EAST OF LAKE HURON BY FRIDAY MORNING. AHEAD OF THE STORM...SOUTH WINDS WERE BRINGING COPIOUS MOISTURE FROM THE GULF OF MEXICO NORTH INTO THE GREAT LAKES REGION. PRECIPITATION IS EXPECTED INTO THIS EVENING, A MIX OF SNOW... SLEET...AND RAIN IS EXPECTED NORTH OF A PORT WASHINGTON TO LONE ROCK LINE. COLDER TEMPERATURES FROM NORTHWEST OF SHEBOYGAN WEST TO MONTELLO WILL RESULT IN HIGHER SNOW AND SLEET ACCUMULATIONS THERE. WARMER TEMPERATURES TO THE SOUTH WILL RESULT IN MOSTLY RAIN FROM MADISON TO MILWAUKEE AND POINTS SOUTH...EXCEPT SOME THUNDERSTORMS MAY DROP SMALL HAIL THAT MAY ACCUMULATE. AS THE STORM PASSES BY THURSDAY EVENING...COLDER AIR WRAPPING IN WILL CHANGE ALL THE PRECIPITATION TO A SHORT PERIOD OF SNOW. WIZ046-047-051-052-270530- /O.CAN.KMKX.WS.W.0002.000000T0000Z-090227T0600Z/ /O.EXA.KMKX.WW.Y.0007.000000T0000Z-090227T0600Z/ MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN- INCLUDING THE CITIES OF...MONTELLO...BERLIN...FOND DU LAC... SHEBOYGAN 324 PM CST THU FEB 26 2009 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND SLEET...WHICH IS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. THE WINTER STORM WARNING HAS BEEN CANCELLED. A MIX OF SNOW SLEET AND RAIN WI8LL CONTINUE THIS EVENING. THE MIX WILL CHANGE TO ALL SNOW LATER IN THE EVENING. SLEET AND SNOW ACCUMULATIONS OF 1 TO 4 INCHES ARE POSSIBLE...WITH THE HEAVIER AMOUNTS OVER MARQUETTE...NORTHERN GREEN LAKE AND FAR NORTHWEST FOND DU LAC COUNTIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET...WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ WIZ056>059-062-270530- /O.CON.KMKX.WW.Y.0007.000000T0000Z-090227T0600Z/ SAUK-COLUMBIA-DODGE-WASHINGTON-IOWA- INCLUDING THE CITIES OF...BARABOO...PORTAGE...WISCONSIN DELLS... BEAVER DAM...WEST BEND...DODGEVILLE 324 PM CST THU FEB 26 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. RAIN WILL MIX WITH SNOW AND SLEET LATE THIS AFTERNOON OR EARLY EVENING...CHANGING TO ALL SNOW LATER IN THE EVENING. SLEET AND SNOW ACCUMULATIONS OF 1 TO 2 INCHES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS ISSUED WHEN A MIXTURE OF SNOW... AND/OR SLEET WILL CAUSE DIFFICULT TRAVEL. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. USE CAUTION WHILE DRIVING. && $$ HENTZ
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Milwaukee, WI wrote its last area forecast discussion before this winter storm warning went out at Feb 25, 3:13 PM CST, 35 minutes earlier.
Area forecast discussion, Feb 25, 3:13 PM CST, 35 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
313 PM CST WED FEB 25 2009
.FORECAST FOCUS ON WINTER STORM FOR THURSDAY...FOLLOWED BY MAINLY
COLD AND DRY CONDITIONS FOR THE EXTENDED.
.SHORT TERM...TONIGHT THROUGH FRIDAY.
WAVE NUMBER ONE THAT BROUGHT RAIN ACROSS THE CWA HAS PUSHED QUICKLY
EAST OF THE STATE THIS MORNING. HIGH PRESSURE BUILDING ACROSS
SOUTHERN CANADA WILL FUNNEL COLDER AIR SOUTH AT THE SURFACE ON
EAST OR NORTHEAST WINDS THIS EVENING. MEANWHILE...STRENGTHENING
LOW PRESSURE OVER THE CENTRAL PLAINS WILL CAUSE STRONG WARM AIR
ADVECTION BETWEEN 900 AND 700 MB. AS A RESULT...A VERY PRONOUNCED
INVERSION IS EXPECTED WITH STEEP LAPSE RATES ABOVE. THIS WILL
SET UP A VERY DIFFICULT FORECAST SITUATION BY THURSDAY AFTERNOON.
MODEL CONSENSUS HAS BEEN IMPROVING WITH EACH MODEL RUN...WITH THE
EXCEPTION OF THE ECMWF WHICH IS A BIT WARMER THAN THE NAM/GFS. THE
GFS REMAINS THE COLDER MODEL. REGARDLESS OF THE MODEL...CONFIDENCE
IS INCREASING FOR AN ICE STORM TO OCCUR ROUGHLY FROM SAUK COUNTY
EASTWARD TO WASHINGTON AND NORTH TO FOND DU LAC AND SHEBOYGAN.
THIS IS THE REGION WITH COLD SURFACE TEMPS /BELOW FREEZING ON THE
SREF AND THE NAM/GFS 2 METER TEMPS/...AND WARM 850 MB AIR /+4 TO
+6C/ THURSDAY AFTERNOON. ROAD TEMPERATURES ARE STILL WELL BELOW
FREEZING...BUT WITH AIR TEMPS IN THE LOWER 30S..SALT SHOULD DO
THE JOB PRETTY WELL. THE BIGGEST CONCERN HERE IS ICING ON TREES
AND POWER LINES WITH POTENTIAL FOR POWER OUTAGES. QPF IS RATHER
IMPRESSIVE AND ICE ACCUMULATIONS OF A HALF INCH ARE POSSIBLE IF
PRECIPITATION REMAINS MOSTLY FREEZING RAIN AS EXPECTED. OF COURSE
IF TEMPERATURES RISE EVEN ONE DEGREE ABOVE FREEZING...THIS WILL BE
A MAJOR BUST. SNOW WILL LIKELY FALL THURSDAY EVENING...PERHAPS
LEAVING 1-3 INCHES...BUT THE ICING IS THE MAIN CONCERN. A LENGTHY
IN-HOUSE DISCUSSION CONCLUDED SINCE THE ICING THREAT HAS THE
HIGHEST PRIORITY AND IMPACT...WILL ISSUE AN ICE STORM WARNING FOR
THESE AREAS. THE IC.W WILL LIKELY BE REPLACED WITH A WINTER
WEATHER ADVISORY THURSDAY EVENING AS PRECIP TURNS TO SNOW.
FARTHER NORTH ACROSS MARQUETTE AND GREEN LAKE COUNTY...850 MB
TEMPS AREN/T QUITE AS WARM AND THE SUBFREEZING LAYER NEAR THE
SURFACE IS DEEP ENOUGH TO SUPPORT A MIX OF SLEET AND FREEZING
RAIN...PERHAPS MIXED WITH SNOW AT TIMES. GIVEN THE POTENTIAL FOR A
FEW INCHES OF SNOW...IN ADDITION TO AROUND 1/4 INCH OF ICE...WILL
ISSUE A WINTER STORM WARNING FOR THESE AREAS.
FURTHER SOUTH ALONG A LINE FROM DODGEVILLE TO PORT WASHINGTON...
MAINLY RAIN IS EXPECTED THURSDAY...WITH RAIN CHANGING TO
SLEET...FREEZING RAIN AND SNOW LATE THURSDAY AFTERNOON AND
EVENING. GIVEN THIS CHANGE OCCURS DURING RUSH HOUR...FEEL A WINTER
WEATHER ADVISORY IS NECESSARY.
FURTHER SOUTH YET NEAR THE IL BORDER...MAINLY RAIN IS EXPECTED
FOR MUCH OF THE EVENT WITH AN HOUR OR TWO OF SNOW OR SLEET. NO
HEADLINES PLANNED FOR THIS AREA...YET.
ALSO ADDED A CHANCE OF THUNDERSTORMS TO THE FAR SOUTHEAST GIVEN
700-800 J/KG OF ELEVATED CAPE THURSDAY AFTERNOON AND THE STRONG
DYNAMICS OF THE SYSTEM.
WINDY AND COLD CONDITIONS ARE EXPECTED BEHIND THE SYSTEM INTO
FRIDAY.
.LONG TERM...FRIDAY NIGHT THROUGH NEXT WEDNESDAY.
HIGH PRESSURE SLIDES EAST TO THE EASTERN GREAT LAKES FRIDAY NIGHT.
MEANWHILE...LOW PRESSURE WILL DEVELOP ALONG THE TRAILING COLD
FRONT FROM THE DEPARTING WINTER STORM FRIDAY EVENING OVER THE SERN
US. A SECOND UPPER AIR IMPULSE WILL TRACK SOUTHEAST FROM THE
CENTRAL PLAINS TO THE MID MISSISSIPPI RIVER VALLEY SATURDAY. THIS
ENERGY IS EXPECTED TO ALMOST COMPLETELY BYPASS THE CWA...HOWEVER A
THIRD VIGOROUS IMPULSE WILL DROP SOUTHEAST INTO THE UPPER GREAT
LAKES FROM ONTARIO SATURDAY NIGHT. WITH BOTH IMPULSES FAIRLY CLOSE
BY...FELT OBLIGATED TO INCLUDE SCHC -SN DURING THIS PERIOD. DUE TO
THE GULF BEING CUT OFF FROM THE STORM IN THE SOUTHEAST...LITTLE
MOISTURE WILL BE AVAILABLE SO ANY SNOW ACCUMULATIONS WOULD REMAIN
VERY LIGHT.
ANOTHER SHOT OF COLD AIR WILL FOLLOW THE NORTHEASTERN IMPULSE...
BRINGING HIGHS ONLY NEAR 20 SUNDAY...WITH NEAR ZERO READINGS
SUNDAY NIGHT. HIGH PRESSURE SETTLING NORTH AND NORTHEAST OF THE
CWA MAY TURN WINDS NORTHEASTERLY FOR A TIME...PUSHING BANDS OF
LIGHT LAKE EFFECT SNOW SHOWERS WESTWARD. HOWEVER WITH LIGHT WINDS
AND MARGINAL DELTA T/S...IT SHOULDN/T AMOUNT TO MUCH...IF ANY.
INTO THE MIDDLE OF NEXT WEEK...HPC FAVORED HI-RES ECMWF OVER THE
GFS. LOOKS LIKE A NORTHWEST FLOW...WITH BELOW AVERAGE TEMPS. 12Z
GFS CAME IN WITH A WEAK CLIPPER SYSTEM TUESDAY...WITH HI-RES ECMWF
EVEN WEAKER. WILL HOLD OFF ON INTRODUCING POPS AND SNOW YET. MAIN
STORY FOR THE EXTENDED IS WINTER CONTINUES UNTIL FURTHER NOTICE...
&&
&&
.AVIATION...JUST SCT CLOUDS LEFT OVER WESTERN WI WITH BKN TO OVC
CONDITIONS LINGERING OVER EASTERN PARTS OF THE STATE. EXPECT
CONTINUED CLEARING FROM WEST TO EAST INTO THE EVENING WITH SKC
CONDITIONS BY LATE THIS EVENING AND INTO TONIGHT. CLEAR CONDITIONS
WILL BE SHORT LIVED AS CLOUDS MOVE BACK IN TOMORROW MORNING AHEAD OF
NEXT SYSTEM. EXPECT LOWERING CLOUDS DURING THE MORNING AND INTO THE
AFTERNOON AS PRECIP MOVES INTO THE AREA. EXPECT MVFR CONDITIONS BY
LATE MORNING WITH IFR CONDITIONS POSSIBLE IN THE HEAVIER SHOWERS.
PRECIP SHOULD BE ALL RAIN DURING THE DAY SOUTH OF A LINE FROM PORT
WASHINGTON TO DODGEVILLE...WITH A CHANCE FOR THUNDERSTORMS ACROSS
FAR SOUTHEAST WI. NORTH OF THAT LINE...EXPECT A MIX OF
RAIN...SNOW...FREEZING RAIN...AND SLEET.
&&
.MARINE...A STRONG LOW WILL APPROACH ON THURSDAY AND MAY REQUIRE
SMALL CRAFT ADVISORY THURSDAY AFTERNOON. AS LOW PASSES EAST...VERY
STRONG NORTHERLY WINDS KICK IN FOR THURSDAY NIGHT AND FRIDAY. WAVES
SHOULD EVENTUALLY BUILD TO 6 TO 9 FEET OVERNIGHT.
&&
.MKX WATCHES/WARNINGS/ADVISORIES...
WI...WINTER WEATHER ADVISORY FROM 5 PM THURSDAY TO MIDNIGHT CST
THURSDAY NIGHT FOR WIZ060-064-065.
WINTER WEATHER ADVISORY FROM 3 PM THURSDAY TO MIDNIGHT CST
THURSDAY NIGHT FOR WIZ062-063.
WINTER STORM WARNING FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY
NIGHT FOR WIZ046-047.
ICE STORM WARNING FROM NOON THURSDAY TO MIDNIGHT CST THURSDAY
NIGHT FOR WIZ051-052-056>059.
LM...NONE.
&&
SHORT/LONG TERM...BORGHOFF
AVIATION/MARINE...VANCLEVEHazardous weather outlook, Feb 25, 11:54 AM CST, 3 hours 54 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 1154 AM CST WED FEB 25 2009 WIZ046-047-051-052-056>060-062>072-261045- MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- 1154 AM CST WED FEB 25 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL WISCONSIN...SOUTH CENTRAL WISCONSIN AND SOUTHEAST WISCONSIN. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY A WINTER STORM WATCH IS IN EFFECT FROM NOON ON THURSDAY THROUGH THURSDAY NIGHT FOR THE AREA ROUGHLY NORTH OF A LIVINGSTON TO PORT WASHINGTON LINE. A WINTRY MIX OF RAIN AND SNOW THURSDAY WILL CHANGE OVER TO ALL SNOW BY THURSDAY NIGHT WITH 5 TO 8 INCHES OF TOTAL SNOW ACCUMULATION POSSIBLE. THERE COULD BE A PERIOD OF FREEZING RAIN AND SLEET LATE THURSDAY MORNING AND INTO THE AFTERNOON ACROSS AREAS OF SOUTH CENTRAL WISCONSIN. IN ADDITION...BRISK NORTH WINDS DEVELOPING THURSDAY NIGHT AND FRIDAY WILL CAUSE BLOWING AND DRIFTING SNOW. UNCERTAINTY EXISTS IN THE EXACT PLACEMENT OF THE HEAVIER SNOW ACCUMULATIONS AND WINTRY MIX DUE TO THE POTENTIAL VARIABILITY IN THE FINAL STORM TRACK. STAY TUNED FOR LATER UPDATES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT. LMZ643>646-261045- SHEBOYGAN TO PORT WASHINGTON WI- PORT WASHINGTON TO NORTH POINT LIGHT WI- NORTH POINT LIGHT TO WIND POINT WI- WIND POINT WI TO WINTHROP HARBOR IL- 1154 AM CST WED FEB 25 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE MICHIGAN. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY WINDS AND WAVES WILL LIKELY REACH SMALL CRAFT ADVISORY LEVELS THURSDAY AFTERNOON AND REMAIN ELEVATED THROUGH FRIDAY NIGHT. DDV WWW.WEATHER.GOV/MKX
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 25, 3:48 PM CST | Ice Storm Warning | MKX | Columbia, Dodge, Fond du Lac, Sauk, Sheboygan, Washington | 12 hr |
| Feb 25, 3:48 PM CST | Winter Weather Advisory | MKX | Columbia, Dane, Dodge, Fond du Lac, Green Lake, Iowa and 7 more | 29 hr |
| Feb 25, 5:56 PM CST | Gale Watch | MKX | 10 hr |
Nearby
Winter Storm Warnings in Wisconsin, 2009Every winter storm warning in 2009
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.