• MESO: Mesoscale Discussion 0260

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Mon Mar 24 12:57:28 2025
    ACUS11 KWNS 241257
    SWOMCD
    SPC MCD 241256=20
    FLZ000-ALZ000-MSZ000-LAZ000-241430-

    Mesoscale Discussion 0260
    NWS Storm Prediction Center Norman OK
    0756 AM CDT Mon Mar 24 2025

    Areas affected...southeastern Louisiana

    Concerning...Severe Thunderstorm Watch 64...

    Valid 241256Z - 241430Z

    The severe weather threat for Severe Thunderstorm Watch 64
    continues.

    SUMMARY...A damaging wind threat will continue through the morning
    across southeast Louisiana.

    DISCUSSION...A line of storms continues to move east across
    southeast Louisiana this morning with a recent 68 knot wind gust at
    KBTR at 1228 UTC near the apex of this bow. The 12Z LIX RAOB showed
    around 1250 J/kg MLCAPE with a weak near-surface stable layer and 48
    knots of 0-6 km shear. Extensive cloudcover should limit much
    heating this morning, but continued low-level moistening ahead of
    the squall line should maintain some surface based instability and a
    damaging wind threat through the morning. The northern extent of
    this severe weather threat is likely delineated by a southward
    moving line of storms/outflow boundary (currently near the MS/LA
    border). An additional watch is not currently anticipated east of
    watch 64 as any residual surface based instability will likely be
    limited to the immediate coastline by later this morning.

    ..Bentley/Halbert.. 03/24/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!-CA_c-HQMQAfnLwR7SNoUpgHxkZn11VdyaFqQbybKt0QzLLrfDn2_4Aci1sxmJIGHKMLHGSoM= oG7q2Jc_QLGCu-G7xw$ for graphic product...

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

    LAT...LON 30979151 31119082 31058948 30908855 30818792 30568731
    30248756 30158823 30108867 29608909 29138897 28988922
    29009019 29129120 29339165 29739174 30979151=20


    =3D =3D =3D
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