[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 260043
SWOMCD
SPC MCD 260042 
FLZ000-260245-

MESOSCALE DISCUSSION 2579
NWS STORM PREDICTION CENTER NORMAN OK
0642 PM CST SAT DEC 25 2004

AREAS AFFECTED...SOUTH FLORIDA INCLUDING THE KEYS

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 260042Z - 260245Z

WE CONTINUE TO MONITOR SEVERE THUNDERSTORM POTENTIAL IN REMAINING
FAVORABLE AIR MASS ACROSS SOUTH FLORIDA AND THE KEYS.  AT THIS
TIME...A WATCH IS NOT ANTICIPATED ACROSS THE TWO COUNTY AREA.

RADAR SHOWS SOME SHEAR EXISTING IN A SUPERCELL FORMED BY A RECENT
MERGER ABOUT 25 MILES N OF EYW.  THIS ACTIVITY IS MOVING THROUGH
MODERATELY UNSTABLE AIR WITH MUCAPE JUST BELOW 1800 J/KG AND DEEP
LAYER SHEAR BETWEEN 45-50 KT.  SFC OBS INDICATE SLY FLOW OF 10-15 KT
FROM MARATHON UP TOWARDS MIAMI.  THUS...POTENTIAL EXISTS NEXT FEW
HOURS FOR POSSIBLE SEVERE STORMS WITH STRONG GUSTY WINDS AND
POSSIBLY A TORNADO ACROSS THE PENINSULA COUNTIES OF MONROE AND
MIAMI-DADE.

..MCCARTHY.. 12/26/2004

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...MFL...EYW...

25148169 25378137 25888068 26068024 25718004 25168012
24878042 24698108 24378183 24378209 24828209 25088187 

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