• MESO: Mesoscale Discussion 1084

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Thu May 30 22:42:02 2024
    ACUS11 KWNS 302241
    SWOMCD
    SPC MCD 302241=20
    KSZ000-OKZ000-COZ000-NMZ000-302345-

    Mesoscale Discussion 1084
    NWS Storm Prediction Center Norman OK
    0541 PM CDT Thu May 30 2024

    Areas affected...The High Plains of southeast Colorado and
    southwestern Kansas

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

    Valid 302241Z - 302345Z

    Probability of Watch Issuance...20 percent

    SUMMARY...A few strong to severe storms, including one or two
    transient supercells, may develop over the next 1-2 hours across
    portions of southeast CO and southwest KS. Large hail near
    1.25-2.00" in diameter, wind gusts up to 65 mph, and a landspout or
    two will be possible.

    DISCUSSION...A couple of relatively robust thunderstorms have
    developed this afternoon in the lee of the Rockies near PUB, and
    along an outflow boundary and surface low intersection across far
    southwest KS. Additional towering CU are also beginning to develop
    east of PUB. Daytime heating and cooler mid-level temperatures
    aloft/steep mid-level lapse, combined with surface dewpoints in the
    upper 50s to low 60s, have contributed to moderate MLCAPE around
    1500-2500 J/kg. Although weaker mid to upper-level flow is only
    yielding around 25-30 kt of deep layer effective shear, a slow
    increase is anticipated through this evening.

    This environment could support transient supercells with a threat of
    large hail and localized severe wind gusts. In addition, enhanced
    surface vorticity combined with modest low-level cape may present an opportunity for a landspout tornado or two. However, limited
    thunderstorm coverage may preclude the need for a WW at this time.

    ..Barnes/Hart.. 05/30/2024

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!6Luga2ds2GjD5OLG7l6M__8FmONZQZXxy1uCc1WzX2vbgNRXEA2VpPpfJ8JukRK6f3TUu-Nhj= -Bz37Cn9WpfZtMDpF4$ for graphic product...

    ATTN...WFO...DDC...GLD...AMA...PUB...BOU...ABQ...

    LAT...LON 36990338 37520403 38310472 38610472 38870408 39870274
    39970195 39870098 38500031 38200021 37480020 37020001
    36960332 36990338=20


    =3D =3D =3D
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