• MESO: Mesoscale Discussion 1468

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Sun Jul 9 03:12:19 2023
    ACUS11 KWNS 090312
    SWOMCD
    SPC MCD 090311=20
    OKZ000-KSZ000-TXZ000-COZ000-090515-

    Mesoscale Discussion 1468
    NWS Storm Prediction Center Norman OK
    1011 PM CDT Sat Jul 08 2023

    Areas affected...Far Southeast Colorado...Southwest
    Kansas...Oklahoma...Texas Panhandle

    Concerning...Severe Thunderstorm Watch 462...

    Valid 090311Z - 090515Z

    The severe weather threat for Severe Thunderstorm Watch 462
    continues.

    SUMMARY...A severe threat will develop southeastward into the
    northeastern Texas Panhandle and western Oklahoma over the next
    couple of hours. Large hail and wind damage will be the primary
    threats. New weather watch issuance will likely be needed within the
    hour.

    DISCUSSION...Latest surface analysis shows a 1004 mb low over far
    southern Colorado, with a quasi-stationary front extending
    southeastward across the Texas Panhandle. To the northeast of the
    front, winds are backed to the east-southeast. The airmass is very
    most with surface dewpoints in the 60s F. This is contributing to a
    moderately unstable airmass with MLCAPE in the 1500 to 2000 J/kg
    range according the RAP. In addition, the WSR-88D VWPs at Amarillo
    and Dodge City have 0-6 km shear of 40 to 45 knots with substantial
    speed shear in the mid-levels. This environment will support severe thunderstorm development late this evening into the early overnight
    period. Supercells with large hail and wind damage will be possible.
    The wind damage threat could increase if a bowing line segment can
    become organized.

    ..Broyles.. 07/09/2023

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!7yIYLUzd3065BAZutKvjec2F0oU8pY6wnaNyQtHeTJ52361QFP-iewZI2T9H-znHbuuYo1k6Z= nD0v8LcCwv_LUBT4gk$ for graphic product...

    ATTN...WFO...OUN...DDC...AMA...PUB...

    LAT...LON 37019920 37610015 38000117 37990221 37840268 37410302
    36830274 35900177 35150102 35059999 35399924 36119880
    37019920=20


    =3D =3D =3D
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