• MESO: Mesoscale Discussion 0060

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Fri Jan 31 04:06:32 2025
    ACUS11 KWNS 310406
    SWOMCD
    SPC MCD 310406=20
    MSZ000-LAZ000-310600-

    Mesoscale Discussion 0060
    NWS Storm Prediction Center Norman OK
    1006 PM CST Thu Jan 30 2025

    Areas affected...central/southern portions of MS/LA

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

    Valid 310406Z - 310600Z

    Probability of Watch Issuance...20 percent

    SUMMARY...Locally strong gusts and a brief tornado should be the
    main threats into the early morning hours as broken thunderstorm
    clusters spread quickly east-northeast.

    DISCUSSION...The onset of mid-level height falls has aided in
    gradually deepening convection from southwest LA into southwest MS
    along a weak cold front. Despite strong low-level shear ahead of the
    front, instability remains quite limited with poor lapse rates
    evident in 00Z observed soundings. This is yielding meager buoyancy.
    Still, given the presence of pronounced mid/upper-level speed shear,
    in conjunction with the strengthening large-scale ascent, modestly
    organized clusters should rapidly spread east-northeast through
    about 08-09Z. Greater organizational structures may be subdued by
    orientation of the clusters paralleling the deep-layer shear vector.
    Locally strong gusts may occur, along with potential of a brief
    embedded tornado.

    ..Grams/Mosier.. 01/31/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!55-icXmAEgA4ND24VW3EnCO6GgBeDZn8JjudYCDgM7h_UUf3k__dqS3-adufW9eiXqAbwFooN= 82p7lTZ1bDgDdpgNL8$ for graphic product...

    ATTN...WFO...JAN...LIX...LCH...

    LAT...LON 31849130 32889045 33218953 33058909 32328903 31029005
    30269123 30089182 30099232 30209261 30639252 31849130=20


    =3D =3D =3D
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