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Mesoscale Discussion 436
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   MESOSCALE DISCUSSION 0436
   NWS STORM PREDICTION CENTER NORMAN OK
   0158 PM CDT FRI APR 24 2015

   AREAS AFFECTED...SRN LA

   CONCERNING...TORNADO WATCH 99...

   VALID 241858Z - 242030Z

   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 99 CONTINUES.

   SUMMARY...SEVERE -- AND POSSIBLY ISOLATED TORNADO -- RISK CONTINUES
   ACROSS SRN LA.

   DISCUSSION...LATEST RADAR IMAGERY SHOWS A DECREASE IN
   ORGANIZATION/ROTATION WITH THE STORM MOVING OUT OF ALLEN AND
   JEFFERSON DAVIS AND INTO EVANGELINE/ACADIA PARISHES ATTM.  WITH THAT
   SAID HOWEVER...THE STORM REMAINS CAPABLE OF PRODUCING LOCALLY
   DAMAGING WINDS AND MARGINAL HAIL AS IT CONTINUES MOVING QUICKLY EWD.

   IN ADDITION...THE THERMODYNAMIC ENVIRONMENT DOWNSTREAM OF THE STORM
   REMAINS SUPPORTIVE OF INTENSE CONVECTION -- AIDED BY FAVORABLE SHEAR
   WHICH PERSISTS ACROSS THE AREA.  WHILE CURRENT SEVERE RISK REMAINS
   WELL-CONTAINED WITHIN THE CURRENT WATCH...DOWNSTREAM WW MAY BECOME
   NECESSARY SHOULD CONVECTION PERSIST/INCREASE WITH TIME.

   ..GOSS.. 04/24/2015


   ATTN...WFO...LIX...LCH...

   LAT...LON   29789278 29829344 30199347 30379273 30689248 30549139
               30589011 29778989 28829025 29789278 

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Page last modified: April 24, 2015
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