SEL2
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 62
   NWS STORM PREDICTION CENTER NORMAN OK
   1250 PM CST SAT MAR 11 2006
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          WESTERN ARKANSAS
          SOUTHWESTERN MISSOURI
          EASTERN OKLAHOMA
   
   EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 1250 PM UNTIL
   800 PM CST.
   
   TORNADOES...HAIL TO 3 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 65 STATUTE MILES
   EAST AND WEST OF A LINE FROM 25 MILES EAST SOUTHEAST OF DURANT
   OKLAHOMA TO 40 MILES WEST NORTHWEST OF VICHY MISSOURI. FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU2).
   
   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.
   
   DISCUSSION...THUNDERSTORMS WILL INCREASE RAPIDLY ALONG AND EAST OF
   DRY LINE WHICH EXTENDS FROM SWRN MO/KS BORDER SSWWD INTO NRN TX. 
   WITH MLCAPES TO 2500 J/KG AND 50-60 KT OF DEEP LAYER SHEAR...EXPECT
   SUPERCELLS TO DEVELOP. PRIMARY THREAT WILL BE VERY LARGE HAIL BUT A
   FEW TORNADOES ARE ALSO LIKELY.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND
   GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
   MEAN STORM MOTION VECTOR 23035.
   
   
   ...HALES