• MESO: Mesoscale Discussion 0788

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Wed May 15 05:45:59 2024
    ACUS11 KWNS 150545
    SWOMCD
    SPC MCD 150545=20
    FLZ000-GAZ000-150745-

    Mesoscale Discussion 0788
    NWS Storm Prediction Center Norman OK
    1245 AM CDT Wed May 15 2024

    Areas affected...Parts of north/central FL into extreme southeast GA

    Concerning...Severe potential...Watch possible=20

    Valid 150545Z - 150745Z

    Probability of Watch Issuance...40 percent

    SUMMARY...Strong to locally severe storms will be possible
    overnight, with some threat for hail, locally damaging wind, and
    possibly a tornado. Watch issuance is possible.

    DISCUSSION...Convection is increasing early this morning across
    parts of north FL, in the vicinity of a diffuse low-level baroclinic
    zone and in the immediate wake of an MCV that has just moved
    offshore of northeast FL. While there has been some cooling through
    the evening, the environment sampled by the 00Z TBW sounding largely
    remains in place across parts of central/northern FL, with moderate
    MLCAPE and deep-layer shear supporting a conditionally favorable
    environment for organized convection, including the potential for supercells.=20

    The evolution of convection remains somewhat uncertain across the FL
    Peninsula overnight, but in general, an increase in storm coverage
    is expected with time. Initial development may continue to be
    focused across the northern FL, in closer proximity to the primary
    baroclinic zone, with some increase possible toward central FL by
    later this morning. Large hail and locally damaging wind will be
    possible, if any more organized cells/clusters can be sustained.
    Also, while there will be some lingering low-level stability
    overnight, a tornado cannot be ruled out if a stronger supercell can
    persist, especially in areas where richer low-level moisture
    (dewpoints in the mid 70s F) is in place. The need for short-term
    watch issuance is uncertain, but will become increasingly possible
    with time overnight.

    ..Dean/Guyer.. 05/15/2024

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!6b7DiaDXidnXVo-13ZG2FegjrkXyJTNhPRDd74OHckHFyLCqknGKfUBd5IbdrskCv_J3I94HJ= ixdvhmLdIhrXuZ2Sdk$ for graphic product...

    ATTN...WFO...MLB...TBW...JAX...TAE...

    LAT...LON 27958272 28258303 29768355 30348303 30818188 30688135
    30418130 29818096 29698091 29028065 28418078 28418086
    27958272=20


    =3D =3D =3D
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