SEL8
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 68...RESENT
   NWS STORM PREDICTION CENTER NORMAN OK
   110 AM CST SUN MAR 12 2006
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          NORTHERN ARKANSAS
          SOUTHERN ILLINOIS
          SOUTHEASTERN INDIANA
          WESTERN KENTUCKY
          SOUTHERN MISSOURI
   
   EFFECTIVE THIS SUNDAY MORNING FROM 110 AM UNTIL 800 AM CST.
   
   TORNADOES...HAIL TO 2.5 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 70 STATUTE MILES
   NORTH AND SOUTH OF A LINE FROM 30 MILES WEST NORTHWEST OF
   FAYETTEVILLE ARKANSAS TO 35 MILES EAST NORTHEAST OF OWENSBORO
   KENTUCKY.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).
   
   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...THIS TORNADO WATCH REPLACES TORNADO
   WATCH NUMBER 64...TORNADO WATCH NUMBER 65...TORNADO WATCH NUMBER
   66...TORNADO WATCH NUMBER 67. WATCH NUMBER 64 65 66 67 WILL NOT BE
   IN EFFECT AFTER 110 AM CST. 
   
   DISCUSSION...SUPERCELLS CONTINUE TO FOCUS ALONG AND JUST NORTH OF
   CONFLUENT SURFACE OUTFLOW BOUNDARY EXTENDING FROM THE OZARK REGION
   NEWD INTO THE OH RIVER VALLEY. AIR MASS REMAINS MARGINALLY TO
   MODERATELY UNSTABLE AND SIGNIFICANT SHEAR WILL PERSIST OVERNIGHT. 
   EXPECT CONTINUED THREAT OF SUPERCELLS WITH LARGE HAIL AND TORNADOES
   BEING PRIMARY SEVERE THREATS AS STORMS MOVE E-NEWD THROUGH THE
   NIGHT.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   500. MEAN STORM MOTION VECTOR 25040.
   
   
   ...EVANS