MESOSCALE DISCUSSION 2104 NWS STORM PREDICTION CENTER NORMAN OK 0227 PM CST MON DEC 28 2015 AREAS AFFECTED...SERN AL / W-CNTRL FL PANHANDLE CONCERNING...TORNADO WATCH 576... VALID 282027Z - 282100Z THE SEVERE WEATHER THREAT FOR TORNADO WATCH 576 CONTINUES. SUMMARY...THE THREAT FOR ISOLD DAMAGING WINDS AND PERHAPS A BRIEF/WEAK TORNADO WILL CONTINUE THRU THE LATE AFTERNOON. DISCUSSION...RADAR MOSAIC AT 2020Z SHOWS A CONVECTIVE LINE WITH EMBEDDED CELLULAR ELEMENTS PROGRESSING SLOWLY EWD ACROSS SERN AL AND THE WRN FL PANHANDLE. VISIBLE SATELLITE IMAGERY SHOWS A CU FIELD AHEAD OF THE LINE WITH TEMPS RANGING FROM THE MID 70S OVER SERN AL AND INTO THE UPPER 70S CLOSER TO THE COAST. A VERY STRONG WIND PROFILE /REFERENCE KEOX VAD/...COUPLED WITH MARGINAL BUOYANCY...WILL CONDITIONALLY SUPPORT A THREAT FOR A FEW STRONGER UPDRAFTS CAPABLE OF ISOLD DAMAGING WINDS AND PERHAPS A BRIEF/WEAK TORNADO. WHILE THE OVERALL THREAT IS SOMEWHAT LIMITED...THE POSSIBILITY FOR A TORNADIC HYBRID MESOVORTEX/SUPERCELL MESOCYCLONE APPEARS GREATEST FARTHER N OVER SERN AL WHERE UPSCALE GROWTH IS MOST PRONOUNCED/MATURE AND COULD BE MAXIMIZED DURING THE NEXT 1-2 HRS. ..SMITH.. 12/28/2015 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...TAE...BMX...MOB... LAT...LON 32168593 32348535 31298536 30268587 30428651 32168593Read more
from SPC Forecast Products http://ift.tt/RbeDf8
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