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082 

WWUS20 KWNS 191345

SEL9

SPC WW 191345

MNZ000-WIZ000-LSZ000-192100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 529

NWS STORM PREDICTION CENTER NORMAN OK

845 AM CDT THU SEP 19 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTHERN AND EASTERN MINNESOTA

  NORTHWEST WISCONSIN

  LAKE SUPERIOR



* EFFECTIVE THIS THURSDAY MORNING AND AFTERNOON FROM 845 AM UNTIL

  400 PM CDT.



* PRIMARY THREATS INCLUDE...

  NUMEROUS DAMAGING WIND GUSTS LIKELY WITH SEVERAL SIGNIFICANT

    GUSTS TO 75 MPH POSSIBLE

  SEVERAL LARGE HAIL EVENTS WITH A FEW VERY LARGE HAIL EVENTS TO 2

    INCHES IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 55 MILES WEST

NORTHWEST OF MANKATO MINNESOTA TO 50 MILES SOUTHEAST OF KENNEDY

WISCONSIN.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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.



&&



DISCUSSION...A LARGE CLUSTER OF THUNDERSTORMS WEST OF MINNEAPOLIS

WILL TRACK NORTHEASTWARD ACROSS THE WATCH AREA THIS MORNING THROUGH

AFTERNOON.  HEATING AHEAD OF THE STORMS...COUPLED WITH A MOIST AND

UNSTABLE AIRMASS...WILL HELP MAINTAIN THE RISK OF DAMAGING WINDS

ALONG THE LEADING EDGE OF THE CONVECTION.  LARGE HAIL WILL ALSO BE

POSSIBLE IN THE MOST INTENSE CELLS.



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

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 24035.





...HART

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