• MESO: Mesoscale Discussion 0311

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Mon Mar 31 01:04:31 2025
    ACUS11 KWNS 310103
    SWOMCD
    SPC MCD 310102=20
    KYZ000-TNZ000-ALZ000-MSZ000-ILZ000-MOZ000-ARZ000-310300-

    Mesoscale Discussion 0311
    NWS Storm Prediction Center Norman OK
    0802 PM CDT Sun Mar 30 2025

    Areas affected...Far Northeast Arkansas...Western and Middle Tennessee...Western Kentucky

    Concerning...Tornado Watch 72...76...

    Valid 310102Z - 310300Z

    The severe weather threat for Tornado Watch 72, 76 continues.

    SUMMARY...A severe threat will likely develop this evening across
    western and middle Tennessee northward into western and central
    Kentucky. Weather watch issuance will likely be needed across the
    region soon.

    DISCUSSION...The latest mosaic radar imagery shows a well-developed
    linear MCS from northeast Arkansas northeastward into far western
    Kentucky. Ahead of the MCS, a moderately unstable airmass is
    present, with the RAP showing MLCAPE in the 1500 to 2500 J/kg range.
    The MCS is located near the exit region of a 60 to 70 knot mid-level
    jet, which is providing favorable large-scale ascent and strong
    deep-layer shear supportive of severe storms. The latest WSR-88D VWP
    at Hopkinsville, Kentucky is sampling the nose of the jet, with 0-6
    km shear near 60 knots. The VWP also has strong directional shear in
    the lowest 2 km AGL. This shear environment will be favorable for
    supercells, embedded in the line or with isolated storms ahead of
    the line. Supercells will be accompanied by a threat for large hail
    and wind damage. Severe wind gusts will also be possible along the
    leading edge of the faster moving line segments. The stronger parts
    of the line could produce wind gusts above 70 mph. Supercells that
    become particularly intense and remain discrete could have tornado
    potential as well.

    ..Broyles.. 03/31/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!77pAI0FxM_38UAbny9TSGE44MBYXKBT6qhJR4f9gO1oGe8a8Msemz2-J0AVlJuCsnsunTYmst= 6IrNj5iLx6NO9wk-Bg$ for graphic product...

    ATTN...WFO...LMK...OHX...HUN...PAH...MEG...

    LAT...LON 35168730 35858608 36598537 37038517 37368526 37608573
    37718669 37658744 37328812 36468950 35909021 35519033
    35249022 35038991 34988921 34968826 35168730=20

    MOST PROBABLE PEAK TORNADO INTENSITY...120-150 MPH
    MOST PROBABLE PEAK WIND GUST...75-90 MPH
    MOST PROBABLE PEAK HAIL SIZE...1.50-2.50 IN


    =3D =3D =3D
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