000
AGXX40 KNHC 261720
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT FRI MAR 26 2010

MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND 
SOUTHWEST NORTH ATLC S OF 31N W OF 55W

GULF OF MEXICO COLD FRONT CURRENTLY FROM TAMPA BAY TO YUCATAN 
PENINSULA WILL MOVE E OF THE AREA TONIGHT. THE SQUALL LINE AHEAD 
OF THE FRONT EARLIER HAS WEAKENED WITH SCATTERED SHOWERS AND 
TSTMS ALONG THE FRONT. NLY WIND TO 20 KT W OF THE FRONT TO 
AROUND 88W WILL DECREASE BY THIS AFTERNOON OR EARLY EVENING. 
HIGH PRES BUILDS OVER THE GULF FROM THE NW-N. SOUTHERLY RETURN 
FLOW BECOMES ESTABLISHED ON SAT AHEAD OF THE NEXT COLD FRONT 
WHICH WILL MOVE OFF THE TEXAS COAST LATE SAT NIGHT INTO EARLY 
SUN. THE FRONT WILL REACH FROM SE LOUISIANA TO 22N98W SUN 
MORNING THEN FROM THE FLORIDA BIG BEND TO THE YUCATAN PENINSULA 
SUN EVENING AND FINALLY SE OF THE GULF MON EVENING. HIGH PRES 
BUILDS IN BEHIND THE FRONT MON NIGHT THROUGH TUE THEN SHIFTS E 
WED.

ATLC RIDGE AXIS WILL SHIFT E AHEAD OF AN APPROACHING COLD FRONT.
SLY WINDS ARE STRENGTHENING ALONG THE FLORIDA COAST AHEAD OF THE 
FRONT. THIS FRONT WILL EXTEND FROM NEAR 31N75W TO NEAR CAPE 
CANAVERAL FL THIS EVENING THEN FROM 31N66W TO EASTERN CUBA EARLY 
SAT THEN SE OF THE AREA SAT NIGHT. EXPECT A BRIEF NLY WIND SURGE 
OF 20-25 KT BEHIND THE FRONT MAINLY N OF 27N. HIGH PRES BUILDS 
BEHIND THE FRONT THEN MOVE E WITH SOUTHERLY RETURN FLOW 
DEVELOPING OFF THE FLORIDA COAST BY SUN AFTERNOON AHEAD OF THE 
NEXT COLD FRONT. THE FRONT WILL MOVE INTO THE NW PORTION OF THEN 
AREA MON EXTENDING FROM 31N75W TO SE FLORIDA MON EVENING THEN 
FROM 31N65W TO THE WINDWARD PASSAGE BY TUE EVENING THEN E OF THE 
AREA WED. HIGH PRES BUILDS ACROSS THE AREA WED WITH MOSTLY LIGHT 
WINDS. GFS PUTS A SMALL AREA OF SLY GALE FORCE WINDS AHEAD OF 
THE FRONT TUE HOWEVER OTHER MODEL GUIDANCE KEEPS SOUTHERLY WINDS 
AT 20-25 KT AHEAD OF THE FRONT.

THE STRONGEST TRADES CONTINUE TO BE CONFINED TO THE S CENTRAL 
CARIBBEAN. THE PRES GRADIENT OVER THE REMAINDER OF THE CARIBBEAN 
REMAINS RATHER WEAK WITH LIGHT TO MODERATE E-SE TRADES 
OCCURRING. THIS PATTERN WILL PERSIST THROUGH MON. A COLD FRONT 
WILL MOVE INTO THE YUCATAN CHANNEL AND INTO THE NW CARIBBEAN MON 
NIGHT. THE FRONT WILL EXTEND FROM NEAR THE WINDWARD PASSAGE TO 
THE GULF OF HONDURAS EARLY TUE THEN WILL DISSIPATE LATER ON TUE. 
MEANWHILE THE PRES GRADIENT WILL TIGHTEN OVER THE CENTRAL AND E 
CARIBBEAN WITH 20-25 KT EASTERLY TRADES ACROSS THAT AREA AND 
ALSO INTO THE TROPICAL N ATLC. 

WARNINGS...
ATLC...
.NONE.
 
CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

FOR ADDITIONAL INFORMATION PLEASE VISIT 
HTTP://WWW.HURRICANES.GOV/MARINE

$$
FORECASTER DGS