SEL6
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 126
   NWS STORM PREDICTION CENTER NORMAN OK
   445 PM CDT TUE APR 5 2005
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          NORTHEAST KANSAS
          SOUTH CENTRAL NEBRASKA
   
   EFFECTIVE THIS TUESDAY AFTERNOON FROM 445 PM UNTIL MIDNIGHT CDT.
   
   HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 60
   MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60
   STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES EAST SOUTHEAST
   OF EMPORIA KANSAS TO 105 MILES NORTHWEST OF CONCORDIA KANSAS.  FOR
   A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU6).
   
   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 123...WW 124...WW 125...
   
   DISCUSSION...ARC OF STRONG/SEVERE STORMS ACROSS N CENTRAL TO SE KS
   SHOULD CONTINUE TO SPREAD NWD/NEWD INTO SRN NEB AND NE KS THROUGH
   THE EVENING.  BREAKS IN THE CLOUDS N OF THIS CONVECTIVE BAND HAVE
   ALLOWED TEMPERATURES TO WARM INTO THE LOWER 70S...WHICH WILL
   MAINTAIN MODERATE INSTABILITY FOR THE NEXT SEVERAL HOURS.  WHILE A
   FEW EMBEDDED SUPERCELLS WILL BE POSSIBLE EARLY IN THE SRN PART OF
   THE WATCH...BACKING DEEP LAYER FLOW WITH TIME AND STORM INTERACTIONS
   WILL SUPPORT PRIMARILY CLUSTERS AND LINE SEGMENTS WITH AN ATTENDANT
   THREAT OF LARGE HAIL AND DAMAGING WINDS.  ADDITIONALLY...AN ISOLATED
   TORNADO CANNOT BE RULED OUT...BUT ANY SUCH ACTIVITY SHOULD REMAIN
   RELATIVELY BRIEF AND/OR WEAK.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 50
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM
   MOTION VECTOR 19025.
   
   
   ...THOMPSON