• MESO: Mesoscale Discussion 0908

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Wed May 31 19:32:01 2023
    ACUS11 KWNS 311931
    SWOMCD
    SPC MCD 311931=20
    TXZ000-NMZ000-312130-

    Mesoscale Discussion 0908
    NWS Storm Prediction Center Norman OK
    0231 PM CDT Wed May 31 2023

    Areas affected...Eastern NM...Western TX Panhandle into Far West TX

    Concerning...Severe potential...Watch likely=20

    Valid 311931Z - 312130Z

    Probability of Watch Issuance...80 percent

    SUMMARY...Thunderstorm coverage is expected to increase this
    afternoon, with strong to severe storms possible. Main severe threat
    is strong gust and large hail, but a tornado or two is possible with
    any more discrete storms.

    DISCUSSION...Air mass across eastern NM and adjacent portions of the
    western TX Panhandle and Far West TX continue to destabilize in the
    wake of earlier cloud cover. Temperatures across southeastern NM and
    vicinity are in the upper 80s/low 90s with dewpoints in the mid 50s
    to low 60s. Temperatures are cooler across more of east-central NM,
    where some cloud cover still remains and diurnal heating has been
    limited. An axis of moderate buoyancy stretches from the Midland
    vicinity northwestward across east-central CO, where the most
    favorable low-level moisture is in place amid a recovering outflow
    boundary. Cumulus has been deepening across this region as well as
    over the higher terrain. Additional destabilization is likely into
    more of the CVS vicinity as the cloud cover continues to thin.

    Expectation is for thunderstorm initiation within the next two hours
    across both the higher terrain of central and south-central NM as
    well as east of the terrain over more of east-central NM. High cloud
    bases and an outflow-dominant storm mode is likely early, with
    lowering cloud bases and potentially more linear organization as the
    storms approach the TX/NM border. A more discrete mode is possible
    with any development ahead of these linear segments, particularly if
    in-situ development occurs near the TX/NM border.=20

    Large hail is possible with initial development, as well as any more
    discrete storms. A transition to more of a wind threat is likely as
    cold pools congeal and move eastward. Stronger southeasterly surface
    winds over the southwestern TX Panhandle/TX South Plains region
    suggests a relatively better tornado environment, but expectation is
    for a predominantly linear mode as storms reach this area.

    ..Mosier/Guyer.. 05/31/2023

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!9-PB3qrGuMK8cbfhhBsDZ-Wugawrhs-YqyZ2Hn6S3Q3deCl4Vv2IDlDjofdG86OK9q35U3P6_= ZuBNgPrfPHFPnD-Lzs$ for graphic product...

    ATTN...WFO...LUB...AMA...MAF...ABQ...EPZ...

    LAT...LON 34350603 35550581 35780528 35470441 35050300 34450242
    33890230 33090235 32290242 31490273 31030312 30940370
    31140434 32120459 33420552 34350603=20


    =3D =3D =3D
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