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WWUS20 KWNS 022334

SEL2

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KSZ000-NEZ000-030600-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 342

NWS STORM PREDICTION CENTER NORMAN OK

635 PM CDT SAT JUN 2 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       WESTERN KANSAS

       SOUTHWEST NEBRASKA



EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 635 PM

UNTIL 100 AM CDT.



HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 75

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



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70

STATUTE MILES EAST AND WEST OF A LINE FROM 40 MILES NORTH

NORTHEAST OF IMPERIAL NEBRASKA TO 40 MILES EAST OF LIBERAL

KANSAS.  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 340...WW 341...



DISCUSSION...TSTM COMPLEX IN ERN CO EXPECTED TO CONTINUE MAINLY EWD

THROUGH LATER THIS EVE...WITH A CONTINUED RISK MAINLY FOR DMGG WIND

GIVEN LARGE TEMP-DEW POINT SPREADS...STRENGTH/BREADTH OF EXISTING

COLD POOL...AND 30+ KT WNWLY DEEP SHEAR.  THE MOST ACTIVE PART OF

THE CONVECTIVE SYSTEM MAY TURN SOMEWHAT S OF E LATER THIS EVE AS

STORM MERGERS CONSOLIDATE OVER W CNTRL KS.



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

TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65

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

MOTION VECTOR 28025.





...CORFIDI

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