• MESO: Mesoscale Discussion 1426

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Wed Jul 5 01:58:31 2023
    ACUS11 KWNS 050158
    SWOMCD
    SPC MCD 050158=20
    MOZ000-IAZ000-KSZ000-NEZ000-050330-

    Mesoscale Discussion 1426
    NWS Storm Prediction Center Norman OK
    0858 PM CDT Tue Jul 04 2023

    Areas affected...Southeastern NE...northeastern KS...far
    southwestern IA...and far northwestern MO

    Concerning...Severe Thunderstorm Watch 445...447...

    Valid 050158Z - 050330Z

    The severe weather threat for Severe Thunderstorm Watch 445, 447
    continues.

    SUMMARY...The severe-wind risk continues across Severe Thunderstorm
    Watches 445 and 447 tonight.

    DISCUSSION...Latest radar data depicts several loosely organized
    thunderstorm clusters tracking east-southeastward along a southeastward-advancing cold front over southeast NE into northeast
    KS tonight. While these storms have become increasingly
    outflow-dominant over the last hour owing to weaker deep-layer shear downstream, robust outflow and a related damaging-wind risk
    continues with this activity. Additionally, regional VWP data shows
    a gradual increase in a southerly low-level jet, which may aid in
    some re-intensification of storms as they continue southeastward.
    While overall confidence in severe-caliber storms moving
    southeastward out of Severe Thunderstorm Watch 447 is low given
    increasing nocturnal boundary-layer stability and weaker deep-layer
    shear, a local expansion of the watch could be needed depending on
    convective trends.

    ..Weinman.. 07/05/2023

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!5thj1yJ8VEfXkoyzU04V8dDmmR9qp42AWUPia77qaOcXvfAi6phG19eHumM9TijFY0709Yx-j= qznhMrGin_bdRk0s7Y$ for graphic product...

    ATTN...WFO...DMX...EAX...OAX...TOP...ICT...GID...

    LAT...LON 40629763 40789681 40839624 40829578 40759523 40529463
    40279450 39799452 39559474 39339502 39109541 38979593
    38909662 38879710 38899753 39059791 39309823 39719833
    40109825 40469800 40629763=20


    =3D =3D =3D
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