Particulary Dangerous Situation most of MS and adjacent states. High risk of tornadoes.
Posted by JAC on 4/24/2010, 8:34 am





URGENT - IMMEDIATE BROADCAST REQUESTED
  TORNADO WATCH NUMBER 91
  NWS STORM PREDICTION CENTER NORMAN OK
  600 AM CDT SAT APR 24 2010
 
  THE NWS STORM PREDICTION CENTER HAS ISSUED A
  TORNADO WATCH FOR PORTIONS OF
 
         EASTERN ARKANSAS
         NORTHEAST LOUISIANA
         CENTRAL AND NORTHERN MISSISSIPPI
         SOUTHWEST TENNESSEE
 
  EFFECTIVE THIS SATURDAY MORNING AND AFTERNOON FROM 600 AM UNTIL
  100 PM CDT.
 
  ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
 
  DESTRUCTIVE TORNADOES...LARGE HAIL TO 3 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 25 MILES NORTH NORTHEAST OF
  MEMPHIS TENNESSEE TO 55 MILES WEST OF PINE BELT MISSISSIPPI.  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 89...WW 90...
 
  DISCUSSION...CLUSTERS OF SEVERE THUNDERSTORMS ARE EXPECTED TO
  INTENSIFY THIS MORNING AS LOW LEVEL JET STRENGTHENS AND UPPER TROUGH
  APPROACHES.  A COMBINATION OF HIGH MOISTURE VALUES...MODERATE
  CAPE...AND EXTREMELY STRONG SHEAR PROFILES WILL POSE A RISK OF
  TORNADIC SUPERCELLS THROUGH THE MORNING.  STRONG TORNADOES ARE
  POSSIBLE.
 
  AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
  SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
  WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
  500. MEAN STORM MOTION VECTOR 24040.
 
 
  ...HART
102
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Particulary Dangerous Situation most of MS and adjacent states. High risk of tornadoes. - JAC, 4/24/2010, 8:34 am
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