• MESO: Mesoscale Discussion 1796

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Fri Aug 2 20:50:30 2024
    ACUS11 KWNS 022050
    SWOMCD
    SPC MCD 022049=20
    NEZ000-COZ000-WYZ000-022245-

    Mesoscale Discussion 1796
    NWS Storm Prediction Center Norman OK
    0349 PM CDT Fri Aug 02 2024

    Areas affected...Southeast WY...NE Panhandle...Northeast CO

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

    Valid 022049Z - 022245Z

    Probability of Watch Issuance...5 percent

    SUMMARY...A few damaging gusts are possible across the region this
    afternoon and evening.

    DISCUSSION...Surface temperatures have warmed in the upper 90s/low
    100s amid strong boundary-layer mixing across the central High
    Plains. This strong mixing has dropped dewpoints in the upper
    40s/low 50s, which is still sufficient for airmass destabilization,
    with little to no convective inhibition remaining on recent
    mesoanalysis. Given that this region is beneath the upper ridge, mid
    to upper level flow is weak. Even so, modest vertical shear is still
    possible across the region given the strong veering from surface southeasterlies to modest mid-level northwesterlies. Recent
    mesoanalysis estimates effective bulk shear around 30 kt. While this
    is likely enough shear for some modest updraft organization, the
    combination of modest buoyancy with this modest shear will likely
    prevent an organization storm mode. However, given the high cloud
    bases and steep low-level lapse rates, a few damaging gusts may
    occur as updrafts collapse.

    ..Mosier/Hart.. 08/02/2024

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!6D7HmegRDjGABjKKsshZY-S1XEh-AkdgWK4jHgEiQMjUCZeA4Yko1_bySLU-LVheioONbH826= 8vbBv23yU3jXDtNsWM$ for graphic product...

    ATTN...WFO...LBF...PUB...BOU...CYS...

    LAT...LON 39180378 38820480 39250493 39910529 41190524 41820530
    42340543 42820574 42930500 42800359 42150255 41020268
    39180378=20


    =3D =3D =3D
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