000
FZNT24 KNHC 251545
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
930 AM CST FRI DEC 25 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.

GMZ089-252130-
SYNOPSIS FOR THE GULF OF MEXICO
930 AM CST FRI DEC 25 2009

.SYNOPSIS...
COLD FRONT FROM 30N85W TO 24N88W TO 18N94W MOVE E WITH MODERATE 
TO STRONG S WINDS AHEAD OF FRONT AND STRONG N WINDS BEHIND 
FRONT.  FRONT ALONG YUCATAN CHANNEL TONIGHT HIGH PRES BUILDING 
BEHIND IT ACROSS GULF.  WEAK LOW PRES TROUGH DEVELOP OFF TEXAS 
COAST SAT PUSHING ACROSS GULF THROUGH SUN REACHING 30N91W TO 
21N97W EARLY SUN THEN TO 28N85W TO 21N96W SUN NIGHT AND E OF 
GULF MON.  HIGH PRES OVER TEXAS BUILDS IN ACROSS GULF.

$$
GMZ080-252130-
NW GULF N OF 25N W OF 90W  
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
930 AM CST FRI DEC 25 2009

.THIS AFTERNOON...NW TO N WINDS 20 TO 25 KT DIMINISH TO 20 KT 
LATE. SEAS 13 FT SUBSIDE TO 8 FT LATE.
.TONIGHT...NE TO E WINDS 10 KT BECOME SE 10 TO 15 KT LATE. SEAS 
8 FT IN NW SWELL SUBSIDE TO 4 FT LATE.
.SAT...E TO SE WINDS 10 TO 15 KT INCREASE TO 20 KT IN AFTERNOON. 
SEAS 6 FT. 
.SAT NIGHT AND SUN...NW OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS 
7 FT BUILD TO 9 FT SUN. SE OF FRONT S TO SW WINDS 20 TO 25 KT. 
SEAS 7 FT. SCATTERED TSTMS ALONG FRONT.
.MON...N TO NE WINDS 20 TO 25 KT DIMINISH TO 15 KT LATE. SEAS 10 
FT SUBSIDE TO 5 FT LATE.
.TUE...NE TO E WINDS 15 TO 20 KT. SEAS 7 FT.

$$
GMZ082-252130-
SW GULF S OF 25N W OF 90W
930 AM CST FRI DEC 25 2009

.THIS AFTERNOON AND TONIGHT...NW TO N WINDS 20 TO 25 KT DIMINISH 
TO 15 KT TONIGHT. SEAS 12 FT N OF 20N SUBSIDE TO 5 FT TONIGHT.
.SAT AND SAT NIGHT...NW OF FRONT NW TO N WINDS 20 TO 25 KT. SEAS 
7 FT. SE OF FRONT SE TO S WINDS 15 KT BECOME NE 5 TO 10 FT SAT 
NIGHT. SEAS 7 FT SUBSIDE TO 3 FT SAT NIGHT. SCATTERED TSTMS 
ALONG FRONT. 
.SUN...NW OF FRONT NW TO N WINDS 20 TO 25 KT BECOME NE LATE. 
SEAS 5 TO 8 FT BUILD TO 10 FT LATE. SE OF FRONT NE WINDS 5 TO 10 
KT INCREASE TO 15 KT LATE. SEAS 4 FT BUILD TO 7 FT. SCATTERED 
TSTMS ALONG FRONT.
.MON...S OF 22N W OF 95W NW TO N WINDS 20 TO 25 KT. SEAS 9 FT.  
N OF 22N NE TO E WINDS 20 TO 25 KT. SEAS 11 FT. ELSEWHERE NE TO 
E WINDS 10 TO 15 KT. SEAS 5 FT.
.TUE...E OF 95W E TO SE WINDS 15 KT. SEAS 6 FT. E OF 95W NW 
WINDS 10 KT. SEAS 6 FT IN NE SWELL.

$$
GMZ084-252130-
MIDDLE GULF BETWEEN 85W AND 90W 
930 AM CST FRI DEC 25 2009

.THIS AFTERNOON AND TONIGHT...NW TO N WINDS 20 TO 25 KT DIMINISH 
TO 15 KT TONIGHT. SEAS 11 FT SUBSIDE TO 6 FT LATE.   
.SAT AND SAT NIGHT...NE TO E WINDS 10 TO 15 KT BECOME SE LATE. 
SEAS 7 FT IN NE SWELL SUBSIDE TO 4 FT SAT NIGHT.
.SUN...NW OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS 8 FT. SE OF 
FRONT SE TO S WINDS 10 KT. SEAS 2 FT. SCATTERED TSTMS ALONG 
FRONT.
.MON...N TO NE WINDS 20 TO 25 KT DIMINISH TO 15 KT LATE. SEAS 8 
FT SUBSIDE TO 4 FT LATE.
.TUE...NE TO E WINDS 15 TO 20 KT. SEAS 7 FT.

$$
GMZ086-252130-
E GULF BETWEEN 81W AND 85W   
930 AM CST FRI DEC 25 2009
 
.THIS AFTERNOON AND TONIGHT...W OF FRONT W TO NW WINDS 20 TO 25 
KT SHIFT NW TONIGHT...THEN DIMINISHING TO 15 KT LATE. SEAS 8 FT. 
E OF FRONT S TO SW WINDS 10 TO 15 KT. SEAS 5 FT. SCATTERED TSTMS 
ALONG FRONT.
.SAT AND SAT NIGHT...N TO NE WINDS 10 TO 15 KT BECOME E LATE. 
SEAS 7 FT IN N SWELL SUBSIDE TO 3 FT LATE.
.SUN...NE TO E WINDS 10 TO 15 KT DIMINISH TO 10 KT LATE. SEAS 3 
FT.
.MON AND TUE...NW TO N WINDS 10 TO 15 KT BECOME NE 15 TO 20 KT 
LATE MON AND TUE. SEAS 4 FT BUILD TO 6 FT LATE MON AND TUE.

$$

FORECASTER WALLY BARNES