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Tornado Watch 59
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WW0059 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood High Moderate
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.
   SEL9
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 59
   NWS STORM PREDICTION CENTER NORMAN OK
   120 PM CST FRI MAR 2 2012
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          NORTHERN ALABAMA
          NORTHERN AND CENTRAL MISSISSIPPI
          WESTERN AND MIDDLE TENNESSEE
   
   EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 120 PM UNTIL 900
   PM CST.
   
   TORNADOES...HAIL TO 2 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 100 STATUTE
   MILES EAST AND WEST OF A LINE FROM 55 MILES SOUTHWEST OF COLUMBUS
   MISSISSIPPI TO 40 MILES NORTH NORTHEAST OF NASHVILLE TENNESSEE. 
   FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU9).
   
   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 56...WW 57...WW 58...
   
   DISCUSSION...18Z BNA/JAN/BMX SOUNDINGS INDICATE THAT AIR MASS HAS
   BECOME EFFECTIVELY UNCAPPED WITH MLCAPE VALUES OF 1000-1500 J/KG. 
   BASED ON VISIBLE SATELLITE AND RADAR DATA...IT APPEARS THAT
   MULTIPLE...SUBTLE BOUNDARIES WILL GIVE RISE TO SEVERE STORMS THIS
   AFTERNOON AND EVENING.  THE STRONGEST VERTICAL SHEAR WILL REMAIN
   ACROSS TN-PORTION OF WATCH...GRADUALLY DECREASING WITH SWD EXTENT. 
   NONETHELESS...THE KINEMATIC ENVIRONMENT ACROSS THE WATCH AREA WILL
   BE MORE THAN SUFFICIENT TO SUPPORT SUPERCELLS CAPABLE OF TORNADOES
   /POSSIBLY STRONG/...DAMAGING WINDS AND LARGE HAIL.
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   500. MEAN STORM MOTION VECTOR 25040.
   
   
   ...MEAD
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Page last modified: March 03, 2012
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