SEL1
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 391
   NWS STORM PREDICTION CENTER NORMAN OK
   205 PM CDT SAT JUN 4 2005
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          SOUTHERN IOWA
          CENTRAL AND EASTERN KANSAS
          NORTHERN AND WESTERN MISSOURI
          SOUTHEASTERN NEBRASKA
   
   EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 205 PM UNTIL
   1100 PM CDT.
   
   ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
   
   DESTRUCTIVE TORNADOES...LARGE HAIL TO 4 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 95 STATUTE MILES
   NORTH AND SOUTH OF A LINE FROM 30 MILES NORTH NORTHWEST OF RUSSELL
   KANSAS TO 15 MILES SOUTH SOUTHEAST OF KIRKSVILLE MISSOURI.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU1).
   
   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 389...WW 390...
   
   DISCUSSION...APPROACH OF STRONG S/WV TROUGH OVER CENTRAL HIGH PLAINS
   AND AVAILABILITY OF EXTREMELY UNSTABLE AIR MASS WITH MLCAPES TO NEAR
   4000 J/KG WILL LEAD TO RAPID DEVELOPMENT OF TORNADIC SUPERCELLS
   REMAINDER OF AFTERNOON INTO THIS EVENING ACROSS WRN PORTION OF WATCH
   AREA.  STORMS WILL SPREAD EWD INTO MO/SRN IA BY THIS EVENING.  IN
   ADDITION TO VERY LARGE HAIL THERE IS POTENTIAL FOR STRONG...LONG
   TRACK TORNADOES.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 4 INCHES. EXTREME TURBULENCE AND SURFACE WIND
   GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 600.
   MEAN STORM MOTION VECTOR 24035.
   
   
   ...HALES