• MESO: Mesoscale Discussion 0059

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Sun Jan 25 17:58:08 2026
    ACUS11 KWNS 251758
    SWOMCD
    SPC MCD 251757=20
    SCZ000-NCZ000-GAZ000-252200-

    Mesoscale Discussion 0059
    NWS Storm Prediction Center Norman OK
    1157 AM CST Sun Jan 25 2026

    Areas affected...northeast Georgia...western South Carolina...and
    parts of western North Carolina

    Concerning...Freezing rain=20

    Valid 251757Z - 252200Z

    SUMMARY...Heavy freezing rain is expected between 19Z and 23Z this
    afternoon.

    DISCUSSION...Persistent cold air damming persists in the lee of the Appalachians and into northern Georgia. An expansive area of
    stratiform rain will overspread this cold air this afternoon and
    result in moderate to heavy freezing rain.

    Heavy precipitation rates will likely warm temperatures a few
    degrees which may limit freezing rain efficiency in areas that are
    currently 31-32F. However, where temperatures are currently in the
    20s, northeast of Atlanta and eastward, expect below freezing
    temperatures to persist within the wedge. Additionally, a meso-low,
    analyzed on the 17Z surface chart in east-central Alabama, will move
    east into central Georgia which will alleviate any chance for
    erosion of the cold wedge and perhaps reinforce the westerly flow
    across northern Georgia.=20

    As a result, moderate to heavy precipitation with temperatures in
    the mid to upper 20s will result in significant ice accumulation
    between 19Z and 23Z from northeast Georgia into western South
    Carolina and into portions of southeast North Carolina. Given the
    expectation for relatively efficient ice accretion and QPF of 0.5 to
    0.7 inches, expect another 0.25" to 0.5" of ice accretion this
    afternoon and early evening.

    ..Bentley.. 01/25/2026

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!6HgUJGQ7ltQeiWX9vH4fbFR0R2pmMNcc8KT72jWv6s2rA1KbwhuLRrplbA1ANJtpd450bslSo= h0b67R8VKpjTQchr0Q$ for graphic product...

    ATTN...WFO...CAE...GSP...FFC...

    LAT...LON 34068403 34228423 34348429 34578412 34968313 35198233
    35838150 35158082 33798187 33568258 33638358 34068403=20


    =3D =3D =3D
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