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Particularly Dangerous Situation (PDS) Tornado Watch 335
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WW0335 Radar
Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
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   SEL5
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 335
   NWS STORM PREDICTION CENTER NORMAN OK
   150 PM CDT THU MAY 22 2008
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          WESTERN KANSAS KANSAS
          EXTREME SOUTHWESTERN NEBRASKA
   
   EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 150 PM UNTIL
   1000 PM CDT.
   
   ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
   
   DESTRUCTIVE TORNADOES...LARGE HAIL TO 3 INCHES IN DIAMETER...
   THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE
   POSSIBLE IN THESE AREAS.
   
   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE
   MILES EAST AND WEST OF A LINE FROM 20 MILES WEST NORTHWEST OF
   MCCOOK NEBRASKA TO 55 MILES SOUTH SOUTHEAST OF DODGE CITY KANSAS.
    FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU5).
   
   REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
   TORNADOES AND 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.
   
   OTHER WATCH INFORMATION...CONTINUE...WW 334...
   
   DISCUSSION...STORMS ARE EXPECTED TO DEVELOP ALONG AND EAST OF THE
   DRYLINE SHORTLY...AS LARGE SCALE ASCENT INCREASES AHEAD OF SHORTWAVE
   TROUGH MOVING INTO SERN CO. MODERATE TO STRONG INSTABILITY AND
   EFFECTIVE SHEAR AT 55-65 KT WILL LIKELY RESULT IN INTENSE SUPERCELLS
   THROUGH THE AFTERNOON AND INTO THE EVENING HOURS. INSTABILITY AND
   STRONG SHEAR WILL BE FAVORABLE FOR STORMS WITH HAIL UP TO 3 INCHES
   IN DIAMETER. ALSO...EXTREMELY STRONG LOW LEVEL SHEAR...ESPECIALLY
   NEAR THE WARM FRONT...THAT STRETCHED FROM GLD TO HLC AT 18Z...SHOULD
   SUPPORT TORNADOES...SOME VERY DAMAGING AND LARGE.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   550. MEAN STORM MOTION VECTOR 20035.
   
   
   ...IMY
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