• MESO: Mesoscale Discussion 0688

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Mon May 5 03:41:27 2025
    ACUS11 KWNS 050341
    SWOMCD
    SPC MCD 050340=20
    TXZ000-050545-

    Mesoscale Discussion 0688
    NWS Storm Prediction Center Norman OK
    1040 PM CDT Sun May 04 2025

    Areas affected...parts of wrn TX

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

    Valid 050340Z - 050545Z

    Probability of Watch Issuance...5 percent

    SUMMARY...An isolated intense cell may persist south/southeast of
    Midland perhaps another hour or so, before dissipating.

    DISCUSSION...One isolated intense cell, which impacted the Wink TX
    vicinity a couple of hours ago with severe hail and a localized
    gusts in excess of 65 kt, has been maintained. It appears that this
    has been supported by lift associated with lower/mid-tropospheric
    warm advection, as it propagates along a thermal gradient around the
    700 mb level. Based on a NAM-based objective analysis, there may
    be a narrow corridor of (relatively) better instability along this
    track, but strong shear may be the more prominent factor (aided by
    low-level easterlies veering to 40-50 kt west-southwesterly flow
    around 500) in maintaining this cell.=20=20

    Even so, the stronger convection has shown some recent contraction
    in size and decrease in intensity. Based on the objective
    instability analysis, and latest surface observations, there appears
    increasing potential for it to begin a more rapid dissipation by the
    time it reaches the Glasscock/Reagan counties vicinity around 05Z,
    if not earlier.

    ..Kerr/Smith.. 05/05/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!93e-ViwTURN-5pMVTOOr8VrllWXx30AgBcS7_aRFB0FdDYojiwdnRKJ_Ll608GUiqIK2hKgGH= WcyqjST5U5-dR8HrKU$ for graphic product...

    ATTN...WFO...MAF...

    LAT...LON 31750196 31720164 31580150 31480167 31590208 31750196=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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