000
FZNT24 KNHC 210333
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
930 PM CST SUN DEC 20 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.

GMZ089-210930-
SYNOPSIS FOR THE GULF OF MEXICO
930 PM CST SUN DEC 20 2009

.SYNOPSIS...HIGH PRES CENTER ACROSS COASTAL STATES MAINTAINS 
FRESH NE BREEZE ACROSS GULF TONIGHT.  HIGH PRES SHIFT E MON 
THROUGH TUE ALONG 29N.  FRESH SOUTHERLY RETURN FLOW BECOMES 
STRONG W OF 95W MON NIGHT THROUGH TUE IN ADVANCE OF COLD FRONT. 
RETURN FLOW SPREADS E WED AS COLD FRONT QUICKLY CROSSES GULF  
THU AND FRI.

$$
GMZ080-210930-
NW GULF N OF 25N W OF 90W  
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY
930 PM CST SUN DEC 20 2009

.TONIGHT AND MON...N TO NE WINDS 10 KT OR LESS. SEAS 2 FT.
.MON NIGHT...SE WINDS 10 KT OR LESS BECOME S 15 LATE. SEAS 2 FT 
BUILD TO 6 FT LATE.
.TUE AND TUE NIGHT...W OF 93W S WINDS 20 KT. SEAS BUILD TO 7 FT. 
E OF 93W SE WINDS 15 KT. SEAS 5 FT.
.WED...S WINDS 20 TO 30 KT SHIFT NW BEHIND FRONT. SEAS 11 FT. 
SCATTERED TSTMS ALONG FRONT. SCATTERED TSTMS.
.THU...W OF FRONT NW WINDS 20 TO 30 KT WITH HIGHER GUSTS. SEAS 
TO 11 FT. E OF FRONT S TO SW WINDS 20 TO 25 KT. SEAS 10 FT. 
.FRI...N WINDS 15 TO 20 KT. SEAS 7 FT.

$$
GMZ082-210930-
SW GULF S OF 25N W OF 90W
930 PM CST SUN DEC 20 2009

.TONIGHT AND MON...NE TO E WINDS 10 TO 15 KT. SEAS 4 FT.
.MON NIGHT...SE TO S WINDS 10 KT EXCEPT 15 KT W OF 95W. SEAS 3 
FT BUILD TO 6 FT W OF 95W LATE.
.TUE AND TUE NIGHT...W OF 93W S WINDS 20 KT. SEAS 6 FT.  E OF 
93W SE WINDS 10 TO 15 KT. SEAS 3 FT
.WED...SE TO S WINDS 20 TO 30 KT. SEAS 9 FT EXCEPT TO 11 FT N OF 
22N. 
.THU...W OF FRONT NW TO N WINDS 20 TO 30 KT. SEAS TO 11 FT. E OF 
FRONT S WINDS 20 TO 25 KT. SEAS 9 FT. SCATTERED TSTMS.
.FRI...N WINDS 15 TO 20 KT DIMINISH TO 10 KT LATE. SEAS 9 FT 
SUBSIDE TO 5 FT LATE.

$$
GMZ084-210930-
MIDDLE GULF BETWEEN 85W AND 90W 
930 PM CST SUN DEC 20 2009
 
.TONIGHT...N OF 25N N TO NE WINDS 10 KT.  SEAS 2 FT.  S OF 25N 
NE WINDS 15 KT. SEAS 5 FT.
.MON AND MON NIGHT...N OF 25N NE WINDS 10 KT. SEAS 2 FT. S OF 
25N NE WINDS 15 KT. SEAS 5 FT.
.TUE AND TUE NIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 3 FT. 
.WED...SE TO S WINDS 20 KT INCREASE TO 25 KT AHEAD OF FRONT 
LATE. SEAS 7 FT BUILD TO 9 FT LATE. SCATTERED TSTMS ALONG FRONT.
.THU...N OF 24N S WIND 20 TO 30 KT. SEAS TO 10 FT. S OF 24N SE 
TO S WINDS 15 TO 20 KT. SEAS 6 FT. SCATTERED TSTMS.  
.FRI...N TO NE WINDS 15 TO 20 KT. SEAS 7 FT.

$$
GMZ086-210930-
E GULF BETWEEN 81W AND 85W   
930 PM CST SUN DEC 20 2009

.TONIGHT...N OF 25N N WINDS 15 KT DIMINISH TO 10 KT LATE.  SEAS 
4 FT SUBSIDE TO 2 FT LATE. S OF 25N N WINDS 15 KT. SEAS 6 FT.
.MON...N TO NE WINDS 10 TO 15 KT. SEAS 4 FT.
.MON NIGHT THROUGH TUE NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 4 
FT S OF 26N AND 2 FT N OF 26N.
.WED...E TO SE WINDS 15 TO 20 KT BECOME SE 20 KT AHEAD OF FRONT 
LATE WED NIGHT. SEAS 5 FT BUILD TO 7 FT NEAR FRONT. SCATTERED 
SHOWERS N PART.
.THU...SE WINDS 20 TO 25 KT DIMINISH TO 15 KT LATE. SEAS 7 FT. 
.FRI...E OF FRONT SW WINDS 10 KT. SEAS 5 FT. W OF FRONT NW WINDS 
15 TO 20 KT DIMINISH TO 15 KT LATE. SEAS 6 FT.

$$
FORECASTER WALLY BARNES