
TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
805 PM EDT TUE MAY 19 2009
GULF OF MEXICO...
AS OF 2100 UTC...A WARM FRONT EXTENDS ACROSS THE FLORIDA
PENINSULA FROM S OF JACKSONVILLE THROUGH TAMPA INTO A 1007 MB
LOW NEAR NAPLES. A SURFACE TROUGH EXTENDS S FROM THE LOW ACROSS
THE ERN FLORIDA STRAITS TO OVER CENTRAL CUBA AND INTO THE WRN
CARIBBEAN. DOPPLER RADAR MOSAIC AND LIGHTNING DATA INDICATES
NUMEROUS SHOWERS AND ISOLATED TSTMS ACROSS MUCH OF FLORIDA AND
MUCH OF THE E GULF NE OF A LINE FROM KEY WEST FLORIDA TO
GULFPORT MISSISSIPPI. ALL OF THIS ACTIVITY IS BEING DRIVEN FROM
A MIDDLE TO UPPER LEVEL LOW CENTERED NEAR 26N85W WITH A
EXPANSIVE AREA OF UPPER DIFFLUENCE ACROSS THE NE GULF...FLORIDA
PENINSULA AND INTO THE W ATLC. AS THE SURFACE LOW DEVELOPS OVER
THE NEXT 24 HOURS AND MOVES INTO THE CENTRAL GULF STRONG NE
WINDS TO GALE FORCE ARE EXPECTED N OF 28N E OF 85W. A NARROW
SURFACE RIDGE OF HIGH PRESSURE WILL REMAIN IN PLACE ACROSS THE
WRN GULF AND GRADUALLY WEAKEN THROUGH FRIDAY.