• MESO: Mesoscale Discussion 0074

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Tue Jan 16 16:17:52 2024
    ACUS11 KWNS 161617
    SWOMCD
    SPC MCD 161617=20
    FLZ000-161815-

    Mesoscale Discussion 0074
    NWS Storm Prediction Center Norman OK
    1017 AM CST Tue Jan 16 2024

    Areas affected...Central Florida

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

    Valid 161617Z - 161815Z

    Probability of Watch Issuance...5 percent

    SUMMARY...A line of storms moving onto the Florida west coast within
    the next hour may pose a risk of damaging winds. Watch issuance is
    not anticipated.

    DISCUSSION...A band of convection focused along a cold front is
    slowly approaching the FL west coast per recent radar/satellite
    imagery. GOES IR and lightning trends show a few intensifying
    updrafts within the line, denoted by concentrated lightning clusters
    and cooling cloud top temperatures. This trend should continue as
    the line moves onshore where temperatures are warming into the
    low/mid 70s and MLCAPE values are slowly increasing to 1000-1500
    J/kg. VWP observations from KTBW show 0-6 km BWD values around 50-60
    knots, but deep-layer shear vectors are largely oriented along the
    boundary with weak line-normal deep-layer shear. This may limit the
    overall organization/intensity of the line, but may support stronger
    embedded segments capable of damaging winds. This kinematic regime
    is not overly favorable for line-embedded tornadoes, but a brief
    tornado appears possible if a portion of the line can become more
    oriented from southeast to northwest. Confidence in this scenario is
    low at this time given recent storm trends, and a damaging wind risk
    appears more probable. Regardless, the overall severe threat appears
    too limited to warrant watch issuance.

    ..Moore/Thompson.. 01/16/2024

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!6fONfSQCjsSyF9XKiwX-iyYnstgoqDjXhj6h7eiRwHswxsjxx00r7oF7NY2AUjHEFYkbN9XGX= 8bMdZvrdnrIZ-mYTWw$ for graphic product...

    ATTN...WFO...MLB...TBW...JAX...

    LAT...LON 28268276 28578263 28918271 29598115 29228100 28878081
    28458073 28238066 28158070 27668245 27638262 27658273
    27868287 28028286 28268276=20


    =3D =3D =3D
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