• MESO: Mesoscale Discussion 1051

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Wed Jun 14 22:38:04 2023
    ACUS11 KWNS 142237
    SWOMCD
    SPC MCD 142237=20
    LAZ000-ARZ000-TXZ000-150000-

    Mesoscale Discussion 1051
    NWS Storm Prediction Center Norman OK
    0537 PM CDT Wed Jun 14 2023

    Areas affected...North central and Northeast Texas

    Concerning...Severe Thunderstorm Watch 295...

    Valid 142237Z - 150000Z

    The severe weather threat for Severe Thunderstorm Watch 295
    continues.

    SUMMARY...Developing supercells will have an initial threat of giant
    hail before the severe wind threat increases later this evening as
    storms congeal.

    DISCUSSION...Two supercells have developed across north-central
    Texas along an outflow boundary/composite warm front. The 18Z FWD
    VWP shows an extremely favorable thermodynamic and kinematic
    environment with 5000 J/kg MLCAPE and 70 knots of effective shear.
    This will support very strong supercells with gigantic hail (4+
    inch). A relatively straight hodograph will support splitting storms
    with ample instability north of the boundary to support strong
    updrafts from both left and right movers.=20

    Eventually, expect sufficient storm mergers/upscale growth for an
    increasing wind threat across east/northeast Texas. This is
    supported by the WoFS which has had a wind signal across eastern
    Texas after 00Z on the last several runs.

    ..Bentley.. 06/14/2023

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!49SwP__kdoCprfV3wq0wFV3U6gnc-RvPXVLE9Thbfvgfm62Sjf7Ts80sMPhcBZ06b2m2BK8af= vJO2uYJT-BfWFH1HoE$ for graphic product...

    ATTN...WFO...SHV...FWD...

    LAT...LON 32229797 32779729 33089680 33479539 33179393 32579384
    32219407 31959623 31739776 32229797=20


    =3D =3D =3D
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