• MESO: Mesoscale Discussion 0317

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Mon Mar 31 03:40:08 2025
    ACUS11 KWNS 310334
    SWOMCD
    SPC MCD 310333=20
    TNZ000-MSZ000-ARZ000-310430-

    Mesoscale Discussion 0317
    NWS Storm Prediction Center Norman OK
    1033 PM CDT Sun Mar 30 2025

    Areas affected...Portions of western and middle Tennessee

    Concerning...Tornado Watch 76...

    Valid 310333Z - 310430Z

    The severe weather threat for Tornado Watch 76 continues.

    SUMMARY...The risk of large hail, damaging winds, and a couple
    tornadoes continues across Tornado Watch 76.

    DISCUSSION...A broken line of supercell clusters continues across
    portions of middle and western TN. Over middle TN, 50 kt of 0-6 km
    shear (per OHX VWP) is oriented oblique to the line, which is
    allowing supercells to stay along or immediately ahead of the gust
    front. This is supporting ingestion of large boundary-layer
    streamwise vorticity (around 400 m2/s2 0-1 km SRH per OHX VWP) and a
    greater tornado risk here. Farther southwest into western TN, 50 kt
    of deep-layer shear is still supporting robust supercells, though
    its parallel orientation to the gust front will continue favoring
    slightly elevated inflow and a greater risk for large hail.

    ..Weinman.. 03/31/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!437ot6oxMZVJ-sdRjI0F6YH96PKPL8RKSTW_4ClsDd0QzWWUT1v1IXzM9gdDbt66rLFq6x63h= Aj11WcSCtJ4egOAajQ$ for graphic product...

    ATTN...WFO...OHX...MEG...

    LAT...LON 35149071 36498713 36558679 36378643 35748654 35358714
    34828980 34689063 34919091 35149071=20

    MOST PROBABLE PEAK TORNADO INTENSITY...100-130 MPH
    MOST PROBABLE PEAK WIND GUST...65-80 MPH
    MOST PROBABLE PEAK HAIL SIZE...1.50-2.50 IN


    =3D =3D =3D
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