• MESO: Mesoscale Discussion 0694

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Mon May 5 18:17:12 2025
    ACUS11 KWNS 051816
    SWOMCD
    SPC MCD 051816=20
    PAZ000-MDZ000-DCZ000-VAZ000-WVZ000-052015-

    Mesoscale Discussion 0694
    NWS Storm Prediction Center Norman OK
    0116 PM CDT Mon May 05 2025

    Areas affected...parts of the Lower Mid-Atlantic

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

    Valid 051816Z - 052015Z

    Probability of Watch Issuance...40 percent

    SUMMARY...Isolated severe hail and localized damaging winds are
    possible into late afternoon across northern Virginia into
    south-central Pennsylvania. This region may remain in a less
    favorable setup relative to areas south and west, lowering
    confidence for a severe thunderstorm watch.

    DISCUSSION...Scattered, low-topped convection has been persistent
    during early afternoon from northern VA into western PA. Generalized northwestward movement has stymied destabilization deeper into PA,=20
    with a gradual uptick in intensity over northern VA to western MD.
    Deep-layer speed shear will remain favorable (per Sterling VWP data)
    for further intensification, but this may be confined to the
    southeast extent of sustained storms and yield predominately
    marginal severe hail/wind. Meanwhile, more widespread deep
    convection is occurring across central to eastern NC. Latest trends
    with this activity suggest it may largely shift across southeast VA
    into late afternoon. Overall, the potential for a sustained
    hail/wind threat through peak heating appears nebulous.

    ..Grams/Gleason.. 05/05/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!-cIiTK4U7Ph-JsTI_QQfpY3hE8nczpk1yMP6LjUKPp4IcZU9LdYbN5huJ9RZFAIPukTj97OCY= argy7UzIlP4sCz9ogg$ for graphic product...

    ATTN...WFO...CTP...LWX...PBZ...RLX...

    LAT...LON 39747685 38577681 38327750 38267842 38687916 39217967
    39627974 40057919 40287847 40167757 39747685=20

    MOST PROBABLE PEAK WIND GUST...UP TO 60 MPH
    MOST PROBABLE PEAK HAIL SIZE...UP TO 1.25 IN


    =3D =3D =3D
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