• MESO: Mesoscale Discussion 0645

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Fri May 2 15:44:05 2025
    ACUS11 KWNS 021543
    SWOMCD
    SPC MCD 021543=20
    PAZ000-WVZ000-OHZ000-021745-

    Mesoscale Discussion 0645
    NWS Storm Prediction Center Norman OK
    1043 AM CDT Fri May 02 2025

    Areas affected...OH into western PA

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

    Valid 021543Z - 021745Z

    Probability of Watch Issuance...60 percent

    SUMMARY...A generally isolated severe hail and damaging wind threat
    should develop this afternoon. Severe thunderstorm watch issuance is
    possible.

    DISCUSSION...Initial thunderstorm development is underway across
    parts of west-central OH along a weak cold front that is progged to
    move east through the afternoon. Additional storm formation is
    expected along the front northward to Lake Erie. With only scattered
    clouds ahead of the front, further boundary-layer heating will
    support modest MLCAPE of 1000-1500 J/kg later this afternoon.
    Moderate west-southwesterly speed shear will favor multicell
    clusters with a sporadic severe hail and damaging wind threat. Low
    confidence exists for more substantial organization, rendering some
    uncertainty regarding the overall coverage of severe this afternoon.

    ..Grams/Hart.. 05/02/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!-4PClT8lDOMOUDFDq684XNt3EizpKQ59tQStOdV4jWYxPIdSVvxK2TcdGr0X3lwXpRIKLbNmI= 9mX7EMLr2dm3FeKFQc$ for graphic product...

    ATTN...WFO...CTP...PBZ...RLX...CLE...ILN...

    LAT...LON 39618438 40308442 41278272 41858051 41897973 41687940
    41047959 40787988 40088107 39468336 39618438=20

    MOST PROBABLE PEAK WIND GUST...55-70 MPH
    MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN


    =3D =3D =3D
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