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Tornado Watch 961
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WW0961 Radar
Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL1
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 961
   NWS STORM PREDICTION CENTER NORMAN OK
   740 AM CST SAT DEC 27 2008
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          SOUTHWEST ARKANSAS
          NORTHWEST LOUISIANA
          NORTH CENTRAL AND NORTHEAST TEXAS
   
   EFFECTIVE THIS SATURDAY MORNING AND AFTERNOON FROM 740 AM UNTIL
   200 PM CST.
   
   TORNADOES...HAIL TO 1.5 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 105 STATUTE
   MILES EAST AND WEST OF A LINE FROM 15 MILES EAST NORTHEAST OF
   PARIS TEXAS TO 10 MILES EAST SOUTHEAST OF TEMPLE TEXAS.  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 957...WW 958...WW
   959...WW 960...
   
   DISCUSSION...TSTMS EXPECTED TO INCREASE ALONG AND AHEAD OF
   EWD-MOVING COLD FRONT IN N TX AS ASSOCIATED UPR VORT...NOW ENTERING
   W TX...CONTINUES ENEWD.  ALTHOUGH STRONGEST FORCING FOR ASCENT MAY
   PASS N OF THE RED RIVER...COMBINATION OF WEAK SFC HEATING AND WEAKLY
   CONFLUENT FLOW EXPECTED TO FOSTER DEVELOPMENT.  STRENGTH OF SHEAR
   /0-1 KM VALUES AOA 40 KT/ AND RICH MOISTURE INFLOW SUGGEST POTENTIAL
   FOR TORNADOES...DESPITE MODEST MID LVL LAPSE RATES AND LIKELY
   QUASI-LINEAR PREDOMINANT CONVECTIVE MODE.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   450. MEAN STORM MOTION VECTOR 24050.
   
   
   ...CORFIDI
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Page last modified: December 27, 2008
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