• MESO: Mesoscale Discussion 0852

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Wed May 24 17:49:03 2023
    ACUS11 KWNS 241748
    SWOMCD
    SPC MCD 241748=20
    FLZ000-242015-

    Mesoscale Discussion 0852
    NWS Storm Prediction Center Norman OK
    1248 PM CDT Wed May 24 2023

    Areas affected...Parts of central/south FL

    Concerning...Severe potential...Watch unlikely=20

    Valid 241748Z - 242015Z

    Probability of Watch Issuance...5 percent

    SUMMARY...Storms will continue to increase in coverage this
    afternoon, with localized damaging wind and perhaps some hail
    possible. WW issuance is not expected.

    DISCUSSION...Seasonably cool midlevel temperatures (around -11 C)
    were noted on the 12Z TBW and MFL soundings this morning, in
    association with a weak but rather broad upper-level trough
    extending from parts of the Southeast into the central/eastern Gulf
    of Mexico. Robust diurnal heating beneath these cool temperatures
    aloft will result in moderate to locally strong buoyancy (MLCAPE of
    1500-3000 J/kg, greater with southward extent) with minimal MLCINH,
    and storm coverage will continue to increase through the afternoon.=20

    The primary foci for storm initiation will likely be sea breezes and
    a weak cold front across the central peninsula. With generally weak
    low-level flow and only modest mid/upper-level flow, storms may tend
    to be rather disorganized, though some brief uptick in organization
    could occur with storm mergers and/or cells that remain rooted near
    one of the boundaries across the area. Localized damaging wind gusts
    will be possible with the strongest cells/clusters, with some hail
    also possible given the cooler temperatures aloft and favorable
    buoyancy. With the severe threat expected to generally be isolated
    and somewhat disorganized, watch issuance is unlikely.

    ..Dean/Grams.. 05/24/2023

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!4p7oOIwfagBr8PnoDQHwvMumrQF3WDAIDUnNJOj_W2qqJn--nSef6fxe4mpw3BOA_Ainc8EyL= Y_ExLl5ei7sQEG4ygs$ for graphic product...

    ATTN...WFO...MFL...MLB...KEY...TBW...

    LAT...LON 28248261 28498132 28278083 28098060 26878010 25658015
    25368023 25238049 25588107 26208147 26458191 27128245
    27548266 27848277 28248261=20


    =3D =3D =3D
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