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WWUS20 KWNS 061202

SEL2

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ILZ000-WIZ000-LMZ000-061700-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 432

NWS STORM PREDICTION CENTER NORMAN OK

705 AM CDT MON JUN 6 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       A SMALL PART OF NORTHEAST ILLINOIS

       CENTRAL AND EASTERN WISCONSIN

       LAKE MICHIGAN



EFFECTIVE THIS MONDAY MORNING FROM 705 AM UNTIL NOON CDT.



HAIL TO 2 INCHES 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 60

STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES WEST

NORTHWEST OF GREEN BAY WISCONSIN TO 45 MILES SOUTH SOUTHWEST OF

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

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



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 431...



DISCUSSION...AREA OF ELEVATED TSTMS...INCLUDING OCCASIONAL

SUPERCELLS...EXPECTED TO CONTINUE MOVING/DEVELOPING GENERALLY E WITH

ASSOCIATED WAA ZONE THROUGH LATER THIS MORNING.  AREA THERMODYNAMIC

AND WIND DATA WOULD SUGGEST A CONTINUED THREAT FOR SPORADIC SVR

HAIL...ESPECIALLY WITH ANY STORMS THAT MAY ASSUME A SUPERCELLULAR

STRUCTURE.



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

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

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

MOTION VECTOR 30025.





...CORFIDI

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