• MESO: Mesoscale Discussion 1221

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Mon Jun 9 17:21:34 2025
    ACUS11 KWNS 091721
    SWOMCD
    SPC MCD 091720=20
    SCZ000-GAZ000-FLZ000-091915-

    Mesoscale Discussion 1221
    NWS Storm Prediction Center Norman OK
    1220 PM CDT Mon Jun 09 2025

    Areas affected...portions of north FL and southeast GA

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

    Valid 091720Z - 091915Z

    Probability of Watch Issuance...20 percent

    SUMMARY...Locally strong wind gusts may occur this afternoon with
    thunderstorm activity developing east/northeast across the region.

    DISCUSSION...A cluster of thunderstorms across southern GA has
    occasionally shown near-severe level velocity signatures on radar of
    the past 30 minutes, and a gust to 55 mph was noted in Lowndes
    County GA. This activity is occurring within a moderately unstable
    but weakly sheared environment. Given weak shear, thunderstorms will
    likely remain somewhat disorganized. However, steep low-level lapse
    rates and PW values near 2 inches may support water-loaded
    downdrafts and sporadic strong downburst winds as convection
    develops east/northeast through the afternoon. Overall severe
    potential is expected to remain limited and a watch is not
    anticipated at this time.

    ..Leitman/Mosier.. 06/09/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!7WtyjlZDu5LVs6LdOj5RzjpEnTjSsHM8yypxG2BXYvyygSHRCaWMQ8NHx-QEnpb5_RETYdX7l= -KQN_auORTyYFZmHwU$ for graphic product...

    ATTN...WFO...CHS...JAX...FFC...TAE...

    LAT...LON 31158401 31818316 32358170 32318115 31958085 31598093
    31098125 30578174 30288310 30378349 30748407 31158401=20

    MOST PROBABLE PEAK WIND GUST...55-70 MPH
    MOST PROBABLE PEAK HAIL SIZE...UP TO 1.25 IN


    =3D =3D =3D
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