• MESO: Mesoscale Discussion 0085

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Wed Feb 12 12:16:41 2025
    ACUS11 KWNS 121216
    SWOMCD
    SPC MCD 121216=20
    ILZ000-MOZ000-ARZ000-121815-

    Mesoscale Discussion 0085
    NWS Storm Prediction Center Norman OK
    0616 AM CST Wed Feb 12 2025

    Areas affected...Southern and Central Missouri...South-central
    Illinois

    Concerning...Winter mixed precipitation=20

    Valid 121216Z - 121815Z

    SUMMARY...A mix of freezing rain, sleet and snow will be likely this
    morning across parts of southwest Missouri east-northeastward into south-central Illinois. Precipitation rates could exceed 0.05 inches
    per hour.

    DISCUSSION...A mid-level trough is currently analyzed across the
    southern Rockies. Ahead of the trough, an area of precipitation is
    ongoing within a zone of increasing large-scale ascent from the
    eastern portions of the southern Plains into the Ozarks. Surface
    temperatures are in the lower 30s F across most of Southwest
    Missouri extending northeastward to the vicinity of St Louis.=20

    Several RAP forecast soundings within this corridor have a warm nose
    in the mid-levels between 700 and 800 mb, with temperatures near 0
    C. This warm layer will result in a mix of precipitation types.
    Freezing rain, sleet and snow will be possible as this area of
    precipitation spreads northeastward. Precipitation across
    southeastern Missouri, where the warm nose is more pronounced, will
    be mostly freezing rain, while further to the north across
    north-central Missouri, snow is expected to predominant. Locally,
    heavy snowfall rates will be possible with the more intense bands.

    ..Broyles/Mosier.. 02/12/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!8YCUzhZl_bkmM72sPCAYU8ydJEpkX_8Q62c6xlfDOsNWMRaD_pcp_0JpJdTEyp9F8U-bAoDpE= z96wXuckP-D4vQpLx8$ for graphic product...

    ATTN...WFO...PAH...ILX...LSX...LZK...SGF...TSA...

    LAT...LON 37439445 37949410 38379308 39059130 39499012 39608925
    39428885 39218868 38998854 38628858 38198887 37828955
    37519019 37129131 36499328 36529407 37059451 37439445=20


    =3D =3D =3D
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