• MESO: Mesoscale Discussion 0563

    From COD Weather Processor@1:2320/107 to wx-storm@lists.illinois.edu on Mon Apr 27 08:25:39 2026
    ACUS11 KWNS 270825
    SWOMCD
    SPC MCD 270824=20
    MOZ000-KSZ000-271000-

    Mesoscale Discussion 0563
    NWS Storm Prediction Center Norman OK
    0324 AM CDT Mon Apr 27 2026

    Areas affected...Northwest Missouri and extreme northeast Kansas

    Concerning...Severe Thunderstorm Watch 154...

    Valid 270824Z - 271000Z

    The severe weather threat for Severe Thunderstorm Watch 154
    continues.

    SUMMARY...Earlier supercells are growing into more of a north-south
    oriented MCS, with some increase in wind damage potential. A new
    severe thunderstorm watch will likely be needed into northern
    Missouri.

    DISCUSSION...More discrete supercells earlier in KS have begun to
    merge and orient into more of a north-south line with a more
    pronounced cold pool. The updrafts of these storms are still rooted
    well above the surface, but steep midlevel lapse rates will allow
    downdrafts to penetrate to the ground with an accompanying threat
    for 65+ mph gusts (especially on right flanks of embedded
    circulations). Since some supercell structures will likely remain
    within the line, large hail can still be expected. A new severe
    thunderstorm watch will be issued soon into northwest and northern
    MO.

    ..Thompson.. 04/27/2026

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!5QDRPLew9n_0JIy7Oe60ieUoVqXocwQS4zjN1Ovd9qoN2T-nolyJziqX0f5fnN87Xdr2275rO= P9jOQvtDitvf3UbX7I$ for graphic product...

    ATTN...WFO...LSX...SGF...EAX...TOP...

    LAT...LON 39089251 38779276 38559335 38529437 38729504 38959507
    39399477 39669438 39839409 39979363 39979285 39789245
    39089251=20

    MOST PROBABLE PEAK TORNADO INTENSITY...UP TO 90 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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