SEL1
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 591
   NWS STORM PREDICTION CENTER NORMAN OK
   745 PM CDT SUN JUL 3 2005
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          SOUTHEAST KANSAS
          CENTRAL AND SOUTHWEST MISSOURI
   
   EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 745 PM UNTIL
   300 AM CDT.
   
   HAIL TO 2.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80
   MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 50 MILES WEST OF
   CHANUTE KANSAS TO 60 MILES EAST NORTHEAST OF SPRINGFIELD MISSOURI.
    FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU1).
   
   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 588...WW 589...WW 590...
   
   DISCUSSION...A LARGE MASS OF CONVECTION ASSOCIATED WITH PREFRONTAL
   MCS ACROSS ERN KS HAS DEVELOPED A STRONG COLD POOL. LIFT ALONG THE
   LEADING EDGE OF THIS ADVANCING COLD POOL...IN COMBINATION WITH AN
   APPROACHING SHORT WAVE TROUGH LATER TONIGHT...SHOULD SUSTAIN STRONG
   AND SEVERE STORMS GIVEN VERY WARM AND UNSTABLE DOWNSTREAM AIR MASS.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 28030.
   
   
   ...CARBIN/THOMPSON