• MESO: Mesoscale Discussion 1635

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Mon Jul 15 20:50:09 2024
    ACUS11 KWNS 152050
    SWOMCD
    SPC MCD 152049=20
    NEZ000-KSZ000-SDZ000-COZ000-WYZ000-152215-

    Mesoscale Discussion 1635
    NWS Storm Prediction Center Norman OK
    0349 PM CDT Mon Jul 15 2024

    Areas affected...Eastern CO/WY...southwest SD...NE
    Panhandle...extreme northwest KS

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

    Valid 152049Z - 152215Z

    Probability of Watch Issuance...40 percent

    SUMMARY...Isolated severe gusts and perhaps some hail are possible
    through late afternoon. Some uptick in severe-wind potential is
    possible with time into the central High Plains.

    DISCUSSION...Scattered high-based convection is developing this
    afternoon from near the CO Front Range into southeast WY and the
    Black Hills. Low-level moisture is rather limited across the region,
    but strong heating has resulted in MLCAPE increasing to near 500
    J/kg. Deep-layer shear is rather modest where storms are currently
    ongoing, with the exception of the Black Hills region, where
    somewhat stronger deep-layer flow/shear is in place. Steep
    low/midlevel lapse rates will support a threat of isolated
    strong/severe gusts in the short term, with some hail potential
    attendant to the strongest storms.=20

    As storms move off of the higher terrain by late afternoon into
    early evening, there may be some increase in severe-wind potential
    into parts of the central High Plains, though uncertainty remains
    regarding the extent (if any) of outflow consolidation and modest
    upscale growth. Eventual watch issuance is possible if a more
    organized severe-wind threat becomes evident.

    ..Dean/Thompson.. 07/15/2024

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!_84Sax8eJVV7oJMVf8HswjsglLRkjWJr2arKlTJeLaAPjn8UsooNm2Ad4nGi_sHlt55VUliCo= sOlkW3q0yuCfoWITsg$ for graphic product...

    ATTN...WFO...LBF...UNR...GLD...PUB...BOU...CYS...

    LAT...LON 38310270 38240376 38260443 38380491 38880504 39330532
    39730545 42420526 43300503 44280364 44160244 42400201
    41490178 41010171 40350170 39620171 38920199 38310270=20


    =3D =3D =3D
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