000
FZNT24 KNHC 191451
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 AM CDT THU MAR 19 2009

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY
BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

GMZ089-192130-
SYNOPSIS FOR THE GULF OF MEXICO
1030 AM CDT THU MAR 19 2009

.SYNOPSIS...TROUGH ALONG 87W FROM 22N TO 27N MOVING W 5 TO 10 KT
WILL GRADUALLY DISSIPATE THROUGH FRI. A COLD FRONT WILL MOVE INTO
THE NORTHERN GULF TONIGHT...THEN RAPIDLY MOVE ACROSS THE NE
GULF AND NORTHERN FL LATE TONIGHT INTO FRI. STRONG HIGH PRES WILL
BUILD S INTO THE MIDDLE AND EASTERN GULF BEHIND THE FRONT. THE 
HIGH THEN SHIFTS E SUN AND MON ALLOWING FOR SOUTHERLY RETURN FLOW
TO INCREASE IN THE WESTERN GULF WITH EASTERLY FLOW INCREASING
OVER THE REMAINDER OF THE GULF.

$$
GMZ080-192130-
NW GULF N OF 25N W OF 90W
INCLUDING FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY
1030 AM CDT THU MAR 19 2009

.THIS AFTERNOON THROUGH FRI NIGHT...NE TO E WINDS 10 TO 15 KT. 
SEAS 2 TO 3 FT...BUILDING 3 TO 4 FT IN E SWELL TONIGHT.
.SAT AND SUN...E TO SE WINDS INCREASING TO 15 TO 20 KT. SEAS 3 
TO 5 FT...BUILDING TO 5 TO 8 FT SUN.
.MON...SE WINDS INCREASING TO 20 TO 25 KT. SEAS 6 TO 8 FT.

$$
GMZ082-192130-
SW GULF S OF 25N W OF 90W
1030 AM CDT THU MAR 19 2009

.THIS AFTERNOON AND TONIGHT...E OF 94W N TO NE WINDS 10 TO 15 
KT. SEAS 2 TO 4 FT. W OF 94W NE TO E WINDS 10 KT OR LESS. SEAS 2 
TO 3 FT.
.FRI AND FRI NIGHT...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SAT AND SUN...E TO SE WINDS 10 TO 15 KT INCREASING TO 15 TO 20 
KT SUN. SEAS 3 TO 5 FT...BUILDING TO 5 TO 7 FT BY LATE SUN N OF 
21N.
.MON...SE WINDS 15 TO 20 KT...EXCEPT INCREASING TO 20 TO 25 KT N 
OF 22N. SEAS BUILDING TO 6 TO 8 FT N OF 22N...AND TO 3 TO 5 FT S 
OF 22N.

$$
GMZ084-192130-
MIDDLE GULF BETWEEN 85W AND 90W
1030 AM CDT THU MAR 19 2009

.THIS AFTERNOON AND TONIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 2 
TO 4 FT.
.FRI THROUGH SAT...NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT...
BUILDING TO 5 TO 8 FT IN E SWELL BY LATE SAT.
.SUN...E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT...EXCEPT BUILDING TO
6 TO 9 FT IN E SWELL S OF 25N.
.MON...SE WINDS INCREASING TO 20 TO 25 KT. SEAS 6 TO 8 FT.

$$
GMZ086-192130-
E GULF BETWEEN 81W AND 85W
1030 AM CDT THU MAR 19 2009

.THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. SCATTERED 
SHOWERS AND TSTMS S OF 25N. ISOLATED SHOWERS N OF 25N.
.TONIGHT AND FRI...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
ISOLATED SHOWERS ENTIRE AREA.
.FRI NIGHT...N TO NE WINDS INCREASING TO 15 TO 20 KT. SEAS 
3 TO 5 FT. ISOLATED SHOWERS S OF 25N.
.SAT...NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 7 FT. ISOLATED 
SHOWERS S OF 25N. 
.SUN AND MON...S OF 26N E WINDS 20 TO 25 KT...DIMINISHING TO 15 
TO 20 KT MON. SEAS 4 TO 7 FT. N OF 26N NE TO E WINDS 15 TO 20 
KT...DIMINISHING TO  E TO SE 10 TO 15 KT MON. SEAS SUBSIDING TO
2 TO 3 FT MON. ISOLATED SHOWERS S OF 25N.

$$
FORECASTER AGUIRRE