• MESO: Mesoscale Discussion 1698

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Mon Jul 24 19:59:14 2023
    ACUS11 KWNS 241959
    SWOMCD
    SPC MCD 241958=20
    WIZ000-MNZ000-SDZ000-242200-

    Mesoscale Discussion 1698
    NWS Storm Prediction Center Norman OK
    0258 PM CDT Mon Jul 24 2023

    Areas affected...Central Minnesota

    Concerning...Severe potential...Watch unlikely=20

    Valid 241958Z - 242200Z

    Probability of Watch Issuance...20 percent

    SUMMARY...Isolated wind and hail threat possible through the
    afternoon.

    DISCUSSION...Thunderstorm development is ongoing across central
    Minnesota along a warm front/stationary boundary. Daytime heating
    and dew points in the low to mid 60s has yielded MLCAPE around 1000
    J/kg. Within the larger open wave trough across the Great Lakes,
    40-50 kt mid-level flow is advancing southward across the Dakotas
    with deep layer shear around 40-45 kts across Minnesota, weakening
    with eastward extent. Given the shear is largely parallel to the
    warm front, training storms along the boundary will be likely. Storm
    splits will be supported by largely straight hodographs. Steep
    mid-level lapse rates along with shear profiles will support
    potential for damaging wind and large hail (isolated up to 2 in). As
    this threat looks to remain isolated, a watch is unlikely at this
    time.

    ..Thornton/Hart.. 07/24/2023

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!9fCNCcrtySKxlX87F3O62ZSnoJPJH7UuRaSGBP31yMVBS43Pg8v8MEFd1-5Hsj4o_PihWsCRr= Ns30br8OwLMkIaHJUI$ for graphic product...

    ATTN...WFO...DLH...ARX...MPX...FGF...ABR...

    LAT...LON 45359630 45409642 45719660 46009654 46169635 46189588
    46159514 46149438 46009361 45799309 45449271 44789245
    44479249 44289260 44109282 44229357 44509427 44809499
    45039562 45199594 45359630=20


    =3D =3D =3D
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