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Severe Thunderstorm Watch 60
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WW0060 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Moderate
Severe Hail 2"+ Hail
Moderate Moderate

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL0
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 60
   NWS STORM PREDICTION CENTER NORMAN OK
   150 PM CST FRI MAR 2 2012
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          SOUTHEAST ARKANSAS
          WESTERN AND CENTRAL LOUISIANA
          WESTERN MISSISSIPPI
          EASTERN TEXAS
   
   EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 150 PM UNTIL 900
   PM CST.
   
   HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
   MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75
   STATUTE MILES EAST AND WEST OF A LINE FROM 85 MILES NORTHEAST OF
   MONROE LOUISIANA TO 50 MILES SOUTHWEST OF FORT POLK LOUISIANA. 
   FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU0).
   
   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 56...WW 57...WW 58...WW
   59...
   
   DISCUSSION...TSTMS ARE EXPECTED TO INCREASE IN COVERAGE AND
   INTENSITY THIS AFTERNOON ALONG COLD FRONT PROGRESSING EWD/SEWD
   ACROSS THE REGION.  PRE-FRONTAL AIR MASS HAS WARMED INTO THE
   80S...AND WHEN COUPLED WITH DEWPOINTS IN THE 60S...IS RESULTING IN
   MLCAPE VALUES OF 1000-1500 J/KG.  GIVEN THE PRESENCE OF 50-60 KT
   DEEP-LAYER SHEAR OBSERVED ACROSS FRONTAL ZONE...THE SETUP WILL
   SUPPORT SUPERCELLS AND BOWING STRUCTURES.  WHILE A TORNADO IS
   POSSIBLE...THE VEERED NATURE OF THE LOW-LEVEL WIND FIELD IS
   RESULTING IN ONLY MODEST LOW-LEVEL SHEAR WITH LARGE HAIL AND
   DAMAGING WINDS BEING THE PRIMARY HAZARDS.
   
   AVIATION...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 500. MEAN STORM
   MOTION VECTOR 25035.
   
   
   ...MEAD
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Page last modified: March 03, 2012
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