000
AGXX40 KNHC 221823
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
130 PM EST TUE FEB 22 2011

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

GULF OF MEXICO...
A WEAK COLD FRONT WILL REACH THE FAR NW PART OF THE AREA BEFORE 
MOVING BACK INLAND BY LATE TONIGHT. OTHERWISE...HIGH PRESSURE 
RIDGE WILL PREVAIL ACROSS THE GULF THROUGH THU. THE RIDGE WILL 
SHIFT SLIGHTLY EASTWARD ON FRI...ENABLING A WEAK COLD FRONT TO 
MOVE ACROSS THE FAR N PART OF THE AREA FRI BEFORE DISSIPATING BY 
SAT. HIGH PRESSURE RIDGE WILL THEN BUILD ACROSS THE GULF SAT 
WITH FRESH TO STRONG SOUTHERLY RETURN FLOW SETTING UP OVER THE 
WESTERN GULF SAT NIGHT. 

SW N ATLC W OF 65W...
A WEAK RIDGE EXTENDS FROM 23N55W ACROSS THE CENTRAL BAHAMAS. A 
COLD FRONT WILL BRUSH PAST THE EASTERN PART OF THE AREA N OF 30N 
TONIGHT BEFORE SHIFTING E OF THE AREA THU. THERE WILL BE A BRIEF 
PERIOD OF GALE FORCE WINDS LATE TONIGHT AND EARLY WED E OF 65W 
AND N OF 30N. HIGH PRES BUILDING N OF THE AREA WILL STRENGTHEN 
RIDGE OVER THE AREA THU. THE HIGH CENTER AND ASSOCIATED RIDGING 
WILL SHIFT EAST THROUGH FRI ENABLING A WEAK COLD FRONT TO ENTER 
THE FAR NW PART OF THE AREA SAT MORNING. THIS COLD FRONT WILL 
STALL AND SHIFT N OF THE AREA BY SAT EVENING AS THE HIGH 
PRESSURE RIDGE BUILDS WESTWARD ONCE AGAIN. 

CARIBBEAN AND TROPICAL ATLC...
FRESH TO STRONG TRADE WINDS WILL PREVAIL ACROSS THE CENTRAL AND 
EASTERN CARIBBEAN E OF 81W THROUGH THE FORECAST PERIOD...WITH 
THE HIGHEST WINDS...TO OCCASIONALLY NEAR GALE FORCE...ALONG THE 
COAST OF COLOMBIA. LARGE NLY SWELL OVER MUCH OF THE TROPICAL N 
ATLC WILL SUBSIDE LATER IN THE WEEK BEFORE ANOTHER BATCH OF NLY 
SWELLS WILL ENTER THE TROPICAL N ATLC FRI NIGHT..AND PROPAGATING 
SOUTHWARD ACROSS THIS ZONE THROUGH SUN.

WARNINGS..

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

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

$$
FORECASTER AL