• MESO: Mesoscale Discussion 0439

    From COD Weather Processor@1:2320/107 to wx-storm@lists.illinois.edu on Wed Apr 15 03:36:02 2026
    ACUS11 KWNS 150335
    SWOMCD
    SPC MCD 150335=20
    MOZ000-ARZ000-OKZ000-150500-

    Mesoscale Discussion 0439
    NWS Storm Prediction Center Norman OK
    1035 PM CDT Tue Apr 14 2026

    Areas affected...Southwest Missouri and extreme northwest Arkansas

    Concerning...Severe potential...Watch possible=20

    Valid 150335Z - 150500Z

    Probability of Watch Issuance...40 percent

    SUMMARY...A small, bowing convective cluster in northeast Oklahoma
    could reach southwest Missouri and extreme northwest Arkansas before
    weakening. This area will be monitored for a possible watch by 05z.

    DISCUSSION...A bowing MCS is moving northeastward at about 35 kt
    into northeast OK. This storm cluster is moving along the diffuse
    eastern gradient of the richer low-level moisture and moderate
    buoyancy, where weak convective inhibition and lift along the cold
    pool are maintaining the storms. The stronger gusts on the OK
    mesonet have been in the 45-50 mph range thus far, though several
    mesovortices have been observed within the more north-south segment
    of the line near KINX. The bowing cluster could spread northeast of
    WW #114 and into southwest MO/extreme northwest AR before the storms
    weakening appreciably, so this area will be monitored for a new
    watch by 05z.

    ..Thompson/Hart.. 04/15/2026

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!_SfZHFk13REZhrniYt5ED2QnNnuROTZQdpUfotOwoQK5fz0jybg3gOI6zlXxMtmfSCr0g9Fjh= z23OaPMSA4_pLgS1qs$ for graphic product...

    ATTN...WFO...LZK...SGF...TSA...

    LAT...LON 36949456 37559379 37659308 37129283 35909368 35709440
    36269460 36949456=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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