[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 042254
SWOMCD
SPC MCD 042254 
FLZ000-050000-

MESOSCALE DISCUSSION 0737
NWS STORM PREDICTION CENTER NORMAN OK
0554 PM CDT WED MAY 04 2005

AREAS AFFECTED...SRN FL

CONCERNING...SEVERE THUNDERSTORM WATCH 220...

VALID 042254Z - 050000Z

SWWD MOVING OUTFLOW BOUNDARY CONTINUES TO TRANSLATE THROUGH SRN
FL...PASSING THROUGH SRN PARTS OF MIAMI-DADE COUNTY AND CNTRL
PORTIONS OF INLAND MONROE COUNTY AT 2245Z.  SSWLY FLOW IN THE LOWEST
PART OF THE TROPOSPHERE CONTINUES TO IMPINGE ON THIS
BOUNDARY...EFFECTIVELY FORCING UNSTABLE PARCELS TO THEIR LFC AND
RESULTING IN TSTM INITIATION.  STORMS QUICKLY MOVE NEWD ATOP THE
COOLER BOUNDARY LAYER...REACH MATURITY...THEN DIMINISH AS THEY MOVE
TOWARD THE METRO PALM BEACH/MIAMI AREAS.  LIFE CYCLES APPEAR TO BE
LIMITED...BUT BEFORE THE STORMS WEAKEN...ISOLD LARGE HAIL AND GUSTY
WINDS CAN BE EXPECTED. 

WS 220 EXPIRES AT 00Z AND AN ADDITIONAL WW WILL NOT BE REQUIRED. 
STORMS SHOULD CONTINUE TO WEAKEN AS THE BOUNDARY LAYER CONTINUES TO
COOL AFTER SUNSET...OR AFTER THE COOL OUTFLOW MOVES ACROSS THE
REMAINDER OF SRN FL.

..RACY.. 05/04/2005

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

ATTN...WFO...MFL...MLB...EYW...TBW...

24938165 26248217 26878101 27058024 27578017 27117972
26307946 25437962 25218057 

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