• MESO: Mesoscale Discussion 0340

    From COD Weather Processor@1:2320/107 to wx-storm@lists.illinois.edu on Fri Apr 3 00:22:22 2026
    ACUS11 KWNS 030022
    SWOMCD
    SPC MCD 030021=20
    INZ000-MIZ000-030145-

    Mesoscale Discussion 0340
    NWS Storm Prediction Center Norman OK
    0721 PM CDT Thu Apr 02 2026

    Areas affected...portions of Indiana

    Concerning...Severe Thunderstorm Watch 91...

    Valid 030021Z - 030145Z

    The severe weather threat for Severe Thunderstorm Watch 91
    continues.

    SUMMARY...Ongoing thunderstorms will continue to pose a risk for
    isolated damaging wind gusts and perhaps a tornado or two over the
    next 1-2 hours.

    DISCUSSION...Several line segments have shown signs of increasing organization/intensity across portions of Indiana, with a stronger
    mesovortex producing a report of wind damage in Parke County over
    the last 30-45 minutes. While buoyancy remains weak (250-500 J/kg
    MLCAPE), strong low-level flow and clockwise-curved hodographs
    (45-50 kts at 1 km AGL and ~200 m2/s2 0-500 m SRH, respectively, per
    the IND VWP) will continue to support the potential for line
    segments and embedded mesovortices capable of isolated damaging
    winds gusts and perhaps a tornado or two across Severe Thunderstorm
    Watch 90. Increasing low-level stability owing to nocturnal cooling
    is then expected to mitigate the severe risk with time this evening.

    ..Chalmers.. 04/03/2026

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!9d1cMYs9pw4eqk1FwO0F2ZC_DfONz93csa8xIGY9fG-IilChf-KzqPP0TRC5m6st2w5bgX_rs= 70xv7ezXjAm2NUpu3g$ for graphic product...

    ATTN...WFO...IWX...IND...

    LAT...LON 40378705 40818674 41258632 41668588 41798534 41618491
    41288483 40658519 39838576 39478601 39118658 39058705
    39228726 39728725 40378705=20

    MOST PROBABLE PEAK TORNADO INTENSITY...UP TO 95 MPH
    MOST PROBABLE PEAK WIND GUST...55-70 MPH


    =3D =3D =3D
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