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Public Severe Weather Outlook
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   ZCZC SPCPWOSPC ALL
   WOUS40 KWNS 140915
   MNZ000-WIZ000-141800-
   
   PUBLIC SEVERE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0415 AM CDT WED JUL 14 2010
   
   ...SEVERE THUNDERSTORMS EXPECTED OVER PARTS OF THE UPPER MISSISSIPPI
   VALLEY THIS AFTERNOON AND TONIGHT...
   
   THE NWS STORM PREDICTION CENTER IN NORMAN OK IS FORECASTING THE
   DEVELOPMENT OF TORNADOES...LARGE HAIL AND DAMAGING WINDS OVER PARTS
   OF THE UPPER MISSISSIPPI VALLEY THIS AFTERNOON AND TONIGHT.
   
   THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE
   
          CENTRAL AND EASTERN MINNESOTA
          WESTERN AND NORTHERN WISCONSIN
   
   SURROUNDING THE AREA OF GREATEST RISK...SEVERE STORMS ARE ALSO
   POSSIBLE FROM THE CENTRAL HIGH PLAINS AND LOWER MISSOURI VALLEY TO
   THE UPPER GREAT LAKES.
   
   A STRONG JET STREAM DISTURBANCE NOW OVER MONTANA AND WYOMING WILL
   MOVE EAST-NORTHEAST ACROSS THE DAKOTAS LATER TODAY...AND ACROSS
   MINNESOTA AND SOUTHERN ONTARIO TONIGHT AND EARLY THURSDAY.
   
   AT THE SAME TIME...A SURFACE LOW ASSOCIATED WITH THE
   DISTURBANCE...NOW CENTERED OVER NORTHEAST SOUTH DAKOTA...WILL TRACK
   NORTHEAST INTO CENTRAL MINNESOTA THIS AFTERNOON...BEFORE CONTINUING
   NORTHEAST ACROSS LAKE SUPERIOR THIS EVENING.
   
   A BROAD CURRENT OF WARM AND VERY HUMID AIR WILL MOVE NORTH ACROSS
   MUCH OF MINNESOTA AND WISCONSIN TODAY...ON THE EASTERN SIDE OF THE
   LOW.  AS DAYTIME HEATING OCCURS WITHIN THIS FLOW...AND THE JET
   STREAM WINDS STRENGTHEN ALOFT...CONDITIONS WILL BECOME FAVORABLE FOR
   THE DEVELOPMENT OF LONG-LIVED ROTATING THUNDERSTORMS CALLED
   SUPERCELLS.
   
   WHILE SOME SEVERE STORMS MAY OCCUR ANYTIME BETWEEN NOW AND EARLY
   THURSDAY FROM PARTS OF THE CENTRAL PLAINS TO THE UPPER GREAT
   LAKES...THE GREATEST RISK OF SEVERE WEATHER LIKELY WILL DEVELOP THIS
   AFTERNOON THROUGH LATE TONIGHT ACROSS FROM CENTRAL AND EASTERN
   MINNESOTA INTO WESTERN AND NORTHERN WISCONSIN.  THESE STORMS WILL
   HAVE THE POTENTIAL TO PRODUCE STRONG TORNADOES...IN ADDITION TO
   SWATHS OF VERY DAMAGING WIND AND LARGE HAIL.
   
   STATE AND LOCAL EMERGENCY MANAGERS ARE MONITORING THIS DEVELOPING
   SITUATION. THOSE IN THE THREATENED AREA ARE URGED TO REVIEW SEVERE
   WEATHER SAFETY RULES AND TO LISTEN TO RADIO...TELEVISION...AND NOAA
   WEATHER RADIO FOR POSSIBLE WATCHES...WARNINGS...AND STATEMENTS LATER
   TODAY.
   
   ..CORFIDI.. 07/14/2010
   
   $$        
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