SEL7
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 587
   NWS STORM PREDICTION CENTER NORMAN OK
   745 AM CDT SUN JUL 3 2005
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          NORTHWEST KANSAS
          SOUTHWEST NEBRASKA
   
   EFFECTIVE THIS SUNDAY MORNING AND AFTERNOON FROM 745 AM UNTIL 100
   PM 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 80
   STATUTE MILES EAST AND WEST OF A LINE FROM 15 MILES NORTHWEST OF
   MCCOOK NEBRASKA TO 85 MILES SOUTH SOUTHWEST OF HILL CITY KANSAS. 
   FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU7).
   
   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 586...
   
   DISCUSSION...SCATTERED SLIGHTLY ELEVATED WARM ADVECTION STORMS
   EXPECTED TO PERSIST INVOF COLD FRONT/PREFRONTAL TROUGH INTERSECTION
   IN WW AREA...WHERE SLY LLJ EXPECTED TO PERSIST THROUGH AT LEAST MID
   MORNING.  ACTIVITY MAY BECOME SURFACE BASED LATER THIS
   MORNING...CONTINUING TO POSE A THREAT FOR HAIL/HIGH WIND.
   
   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 26025.
   
   
   ...CORFIDI