THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST MINNESOTA...NORTHEAST IOWA...AND SOUTHWEST INTO CENTRAL WISCONSIN. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS WILL TRACK ACROSS THE AREA EARLY THIS MORNING WITH A LINGERING DAMAGING WIND THREAT ALONG WITH LOCALLY HEAVY RAINFALL. A WARM FRONT WILL CONTINUE TO LIFT NORTHWARD INTO THE AREA LATER TODAY. THERE IS STILL SOME UNCERTAINTY AS TO HOW FAR NORTH THIS FRONT WILL GET. AT THIS POINT IT LOOKS TO SET UP NEAR INTERSTATE 90 THIS AFTERNOON. IN ADDITION A COLD FRONT WILL PUSH INTO WESTERN IOWA. INSTABILITY AND WIND PROFILES THIS AFTERNOON INTO THIS EVENING WILL BE FAVORABLE FOR LARGE HAIL...DAMAGING WINDS AND ISOLATED TORNADOES. THE GREATEST TORNADO THREAT WILL BE ALONG THE WARM FRONT AND ANY REMAINING BOUNDARIES FROM THIS MORNINGS STORMS. ALTHOUGH STORMS TODAY ARE EXPECTED TO BE RATHER PROGRESSIVE...HEAVY DOWNPOURS AND LOCALLY HEAVY RAINFALL WILL STILL BE POSSIBLE. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THUNDERSTORM CHANCES WILL CONTINUE ON WEDNESDAY AS THE STRONG SYSTEM SLOWLY MOVES EASTWARD. ISOLATED SEVERE WEATHER CANNOT BE RULED OUT IN CENTRAL WISCONSIN. THERE IS ANOTHER CHANCE FOR THUNDERSTORMS SATURDAY NIGHT INTO SUNDAY NIGHT...BUT IT IS TOO EARLY TO DISCERN ANY SEVERE WEATHER THREATS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING BETWEEN 1 PM AND 9 PM. RAINFALL AMOUNTS THAT EXCEED AN INCH WOULD BE APPRECIATED. .EMERGENCY MANAGEMENT COORDINATION... A WEBINAR IS SCHEDULED FOR 1130 AM TUESDAY.
Tuesday, June 21, 2011
Today's Hazardous Weather Outlook For NWS Lacrosse
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