• MESO: Mesoscale Discussion 0203

    From COD Weather Processor@1:2320/107 to wx-storm@lists.illinois.edu on Wed Mar 11 03:01:56 2026
    ACUS11 KWNS 110301
    SWOMCD
    SPC MCD 110301=20
    ILZ000-IAZ000-MOZ000-110430-

    Mesoscale Discussion 0203
    NWS Storm Prediction Center Norman OK
    1001 PM CDT Tue Mar 10 2026

    Areas affected...parts of central Illinois

    Concerning...Tornado Watch 32...

    Valid 110301Z - 110430Z

    The severe weather threat for Tornado Watch 32 continues.

    SUMMARY...Severe storms remain likely this evening across WW32. A
    few tornadoes, hail and an increasing damaging wind threat are
    expected.

    DISCUSSION...Across parts of far eastern MO/IA into central IL,
    several clusters of strong to severe storms are ongoing as of 0300
    UTC. A mixed convective mode is present, and expected to continue,
    with semi-discrete supercells ongoing over the western portions of
    the watch area. These storms are moving into a very strongly sheared
    air mass that remains moderately unstable (LSX VAD 0-1km SRH 500+
    m2/s2). This will continue to support supercells and linear
    structures capable of all hazards. With time, upscale growth into
    one or more linear clusters appears likely. Damaging gusts and a few
    tornadoes are possible.

    ..Lyons.. 03/11/2026

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!-sndDDYSjX8zNHr2xUCMqwCept3XCL0HbSjiFXf_KxdYR4DT0cUz4cW2nW5UKMjoHcNIH9gZI= VrMT7ZYvfMCkTYkZa8$ for graphic product...

    ATTN...WFO...LOT...ILX...LSX...DVN...

    LAT...LON 40709160 41149045 41178950 41098875 40738831 40508822
    40018833 39808928 39629093 39659124 39709146 40709160=20

    MOST PROBABLE PEAK TORNADO INTENSITY...100-130 MPH
    MOST PROBABLE PEAK WIND GUST...55-70 MPH
    MOST PROBABLE PEAK HAIL SIZE...1.50-2.50 IN


    =3D =3D =3D
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