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602 

WWUS20 KWNS 250028

SEL7

SPC WW 250028

WIZ000-LMZ000-250500-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 297

NWS STORM PREDICTION CENTER NORMAN OK

730 PM CDT THU MAY 24 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       CENTRAL AND NORTHEAST WISCONSIN

       LAKE MICHIGAN



EFFECTIVE THIS THURSDAY NIGHT FROM 730 PM UNTIL MIDNIGHT CDT.



HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 45

STATUTE MILES EAST AND WEST OF A LINE FROM 15 MILES WEST

NORTHWEST OF IRON MOUNTAIN MICHIGAN TO 30 MILES WEST SOUTHWEST OF

OSHKOSH WISCONSIN.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU7).



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



OTHER WATCH INFORMATION...CONTINUE...WW 295...WW 296...



DISCUSSION...SCATTERED THUNDERSTORMS CONTINUE TO TRACK RAPIDLY

NORTHEASTWARD ACROSS CENTRAL WI AND INTO THE WATCH AREA.  MOST

STORMS HAVE SHOWN CONSIDERABLE DECREASE IN INTENSITY AS ACTIVITY

MOVES INTO A MORE STABLE ENVIRONMENT.  HOWEVER...STRONG WINDS JUST

ABOVE THE SURFACE MAY BE TRANSFERRED TO THE GROUND BY REMNANT

CONVECTION FOR A FEW MORE HOURS...WITH LOCALLY GUSTY/DAMAGING WINDS

POSSIBLE.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.

A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400. MEAN STORM MOTION

VECTOR 24035.





...HART

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