SEL0
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 390
   NWS STORM PREDICTION CENTER NORMAN OK
   125 PM CDT SAT JUN 4 2005
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          NORTHEAST COLORADO
          NORTHWEST KANSAS
          SOUTHWEST NEBRASKA
   
   EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 125 PM UNTIL
   800 PM CDT.
   
   TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
   TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE MILES
   NORTH AND SOUTH OF A LINE FROM 40 MILES WEST OF IMPERIAL NEBRASKA
   TO 35 MILES NORTH OF HASTINGS NEBRASKA.  FOR A COMPLETE DEPICTION
   OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS
   WOU0).
   
   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...
   
   DISCUSSION...THUNDERSTORMS WILL INCREASE RAPIDLY ACROSS WATCH AREA
   AS UPPER LOW MOVES NEWD INTO SWRN NEB. WITH MODERATELY UNSTABLE 
   AIR MASS AND CYCLONIC SHEAR UNDER UPPER LOW...A FEW SUPERCELLS ARE
   LIKELY .  PRIMARY THREAT WILL BE LARGE HAIL...WITH ISOLATED
   TORNADOES.
   
   AVIATION...TORNADOES AND 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 450.
   MEAN STORM MOTION VECTOR 27020.
   
   
   ...HALES