• MESO: Mesoscale Discussion 2124

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Tue Sep 23 20:41:18 2025
    ACUS11 KWNS 232041
    SWOMCD
    SPC MCD 232040=20
    TXZ000-232245-

    Mesoscale Discussion 2124
    NWS Storm Prediction Center Norman OK
    0340 PM CDT Tue Sep 23 2025

    Areas affected...Portions of North Texas

    Concerning...Severe potential...Watch possible=20

    Valid 232040Z - 232245Z

    Probability of Watch Issuance...40 percent

    SUMMARY...Large hail and severe gusts will be possible in parts of
    North Texas. A watch is not currently anticipated, but convective
    trends will be monitored for the possibility of a watch.

    DISCUSSION...South of the upper-level trough, forcing for ascent is
    weak. Even so, strong heating (temperatures near 100 F) have
    promoted deepening cumulus within a prefrontal confluence band as
    well as near a weak cold front/surface trough farther west. Given
    observational trends, it appears probable that a few storms are
    possible this afternoon. Coverage over the next two hours is not
    certain. It may take the front moving southward to provide enough
    lift for additional storms. A very moist airmass (upper 60s to low
    70s dewpoints), moderately steep mid-level lapse rates sampled by
    the 12Z FWD sounding and recent TAMDAR soundings, and around 30 kts
    of effective shear suggests large hail would be possible. Severe
    gusts could also occur given steep low-level lapse rates. Limited
    coverage of storms may ultimately preclude a watch, but convective
    trends near the DFW metro will be monitored into the evening.

    ..Wendt/Smith.. 09/23/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!7MNyDVnyoOnIBSbdJ6KR4E62GUCl8zvJNbeSreoBT6114BF8sADhmsonu1C6QbAMrOtLGrbJD= 9ywpEyR5Z_tLvVBbV4$ for graphic product...

    ATTN...WFO...FWD...OUN...SJT...

    LAT...LON 32009807 31909870 32059938 32299956 33419864 33549816
    33509786 33279725 33059676 32849682 32499715 32009807=20

    MOST PROBABLE PEAK WIND GUST...55-70 MPH
    MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN


    =3D =3D =3D
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