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Mesoscale Discussion 2306
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   Mesoscale Discussion 2306
   NWS Storm Prediction Center Norman OK
   0600 PM CST Sat Dec 28 2024

   Areas affected...southern Louisiana and far southern Mississippi

   Concerning...Tornado Watch 720...

   Valid 290000Z - 290100Z

   The severe weather threat for Tornado Watch 720 continues.

   SUMMARY...Threat for tornadoes and wind to continue across southern
   Louisiana into far southern Mississippi.

   DISCUSSION...A line of thunderstorms with embedded supercells
   structures continues across portions of southern Louisiana into
   Mississippi as of 00z. The environment across this region remains
   highly favorable, with MLCAPE around 2000-2500 J/kg amid surface dew
   points in the upper 60s to 70s. Forcing for ascent has begun to
   gradually shift northward but strongly sheared profiles remain
   favorable for supercell maintenance. VAD profiles from HDC (Hammond,
   LA) show favorable curvature in the bottom 0-3 km, with 0-500m SRH
   around 300 m2/s2. This in combination with favorable thermodynamics
   will continue to support a risk for tornadoes, some of which may be
   strong. Potential for damaging winds will also remain likely with
   more linear storm modes. Local extension of WW720 has occurred
   across southeastern LA into southern MS to cover this threat.

   ..Thornton/Gleason.. 12/29/2024

   ...Please see www.spc.noaa.gov for graphic product...

   ATTN...WFO...MOB...JAN...LIX...LCH...

   LAT...LON   29869314 30279264 30629219 30849184 31019133 31019046
               31028996 30988938 30878872 30718850 30498850 30298855
               29948873 29648904 29348968 29329038 29439150 29619255
               29869314 

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Page last modified: December 29, 2024
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