• MESO: Mesoscale Discussion 0158

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Sun Mar 9 08:00:04 2025
    ACUS11 KWNS 090759
    SWOMCD
    SPC MCD 090759=20
    FLZ000-GAZ000-ALZ000-MSZ000-091030-

    Mesoscale Discussion 0158
    NWS Storm Prediction Center Norman OK
    0159 AM CST Sun Mar 09 2025

    Areas affected...parts of southern MS/AL into the FL Panhandle

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

    Valid 090759Z - 091030Z

    Probability of Watch Issuance...20 percent

    SUMMARY...Strong to locally severe storms remain possible overnight.

    DISCUSSION...Scattered storms are ongoing early this morning from
    southern MS/AL into the FL Panhandle, within a modest low-level warm
    advection regime, and immediately in advance of a low-amplitude
    midlevel shortwave trough moving across the lower MS Valley. This
    convection is generally focused north of a front extending from
    coastal southeast LA to just offshore of southern MS/AL and the FL
    Panhandle. The richest low-level moisture (with dewpoints in the low
    70s F) is confined to areas near/south of this front, with mid 60s F
    dewpoints extending inland immediately north of the front.=20

    Ongoing convection is likely somewhat elevated, but MUCAPE of
    500-1000 J/kg and strong effective shear are providing a favorable
    environment for at least transient storm organization. The strongest
    cells overnight will be capable of producing small to marginally
    severe hail, especially across western portions of the MCD area
    where somewhat stronger instability is in place. Guidance suggests
    some increase in low-level flow (which is currently rather weak) is
    possible later this morning, which could aid in the development of
    localized strong/damaging gusts with time.

    ..Dean/Smith.. 03/09/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!--lKqVM9v814uY5XRWAvS6e9EQr2Iw9FSM9lZvo430xm3FM3u08v2p8aj6YCzBi8HGmnSqznn= x0Sc6cBuVL_ZhQ33IU$ for graphic product...

    ATTN...WFO...TAE...MOB...LIX...

    LAT...LON 29888882 30428887 30708894 30948884 31198830 31068630
    30818500 30598422 30478372 30128342 29708339 29548357
    29458417 29458486 29728574 29888638 29868705 29848784
    29888839 29888882=20


    =3D =3D =3D
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