• MESO: Mesoscale Discussion 0773

    From COD Weather Processor@1:2320/107 to wx-storm@lists.illinois.edu on Monday, May 18, 2026 19:07:51
    ACUS11 KWNS 181907
    SWOMCD
    SPC MCD 181907=20
    KSZ000-NEZ000-182030-

    Mesoscale Discussion 0773
    NWS Storm Prediction Center Norman OK
    0207 PM CDT Mon May 18 2026

    Areas affected...North-central Kansas

    Concerning...Tornado Watch 222...

    Valid 181907Z - 182030Z

    The severe weather threat for Tornado Watch 222 continues.

    SUMMARY...The tornado threat is increasing in parts of north-central
    Kansas. A strong to intense tornado is possible in this environment.

    DISCUSSION...Several discrete storms have developed in the vicinity
    of Concordia, KS. The strongest storm so far is in Lincoln County,
    KS and has shown signs of increasing inflow and mesocyclone
    strength. This storm will pose the greatest tornado threat as it
    will most likely have more residence time in the most favorable
    environment. Given the location of these storms within the modified
    outflow with backed surface winds and an expected increase in the
    850 mb winds through the afternoon, this activity will be the
    primary focus for tornado potential over the next 2-3 hours. Surface
    winds near Great Bend/Russell have trended more westerly, but
    farther north, where these storms are ongoing, the winds remain more northeasterly/northerly. This at least suggests that the linear
    forcing will remain weak in the short term and keep discrete modes
    deeper into the afternoon.

    ..Wendt.. 05/18/2026

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!4zQ2nW3w5t_57l9OqL8FmRMHd33M0SQkmDsXDKLjMbfIXraeUq8G9d3TRQkZR8eqy8-wBT5FX= Qt1xTlqpK6YKKSjsWg$ for graphic product...

    ATTN...WFO...OAX...TOP...ICT...GID...

    LAT...LON 38819834 39129822 39509795 39889755 40009728 40069686
    39959654 39819645 39629650 39149707 38899765 38769810
    38819834=20

    MOST PROBABLE PEAK TORNADO INTENSITY...140-170 MPH
    MOST PROBABLE PEAK WIND GUST...65-80 MPH
    MOST PROBABLE PEAK HAIL SIZE...4.00+ IN


    =3D =3D =3D
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