000
FZNT24 KNHC 190333
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
930 PM CST FRI DEC 18 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.

GMZ089-190930-
SYNOPSIS FOR THE GULF OF MEXICO
930 PM CST FRI DEC 18 2009

.SYNOPSIS...LOW PRES 1000 MB AT 31N83W MOVE NE TO S CAROLINA 
COAST OVERNIGHT.  TRAILING COLD FRONT EXTEND TO WESTERN CUBA 
SWEEP SE OF GULF TONIGHT FOLLOWED BY STRONG NE FLOW.  HIGH PRES 
CENTER BRINGS OVER TEXAS COAST MAINTAIN FRESH NE WINDS THROUGH 
SUN ACROSS GULF.  WINDS AND SEAS SUBSIDE LATE SUN AS HIGH PRES 
MOVES E.  SOUTHERLY RETURN FLOW INCREASE ACROSS FAR WESTERN 
GULF TUE INTO WED AS LOW PRES DEEPENS OVER CENTRAL PLAINS.

$$
GMZ080-190930-
NW GULF N OF 25N W OF 90W  
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY
930 PM CST FRI DEC 18 2009

.TONIGHT...E OF 92W NW WINDS 20 KT. SEAS 7 FT. W OF 92W NW TO N 
WINDS 15 KT. SEAS 4 FT.
.SAT AND SAT NIGHT...N WINDS 15 TO 20 KT. SEAS 7 FT. 
.SUN AND SUN NIGHT...N TO NE WINDS 10 TO 15 KT. SEAS 5 FT.
.MON...NE TO E WINDS 10 TO 15 KT SHIFT SE LATE. SEAS 4 FT.
.TUE...SE TO S WINDS INCREASING TO 15 TO 20 KT LATE. SEAS 5 FT 
BUILD TO 7 FT.
.WED...S TO SW WINDS 20 TO 25 KT. SEAS 8 FT.

$$
GMZ082-190930-
SW GULF S OF 25N W OF 90W
930 PM CST FRI DEC 18 2009

.TONIGHT...N WINDS 10 TO 15 KT. SEAS 8 FT IN NW SWELL E OF 94W 
AND 4 FT W OF 94W.
.SAT THROUGH SUN NIGHT...N TO NE WINDS 15 TO 20 KT. SEAS 6 FT.
.MON...E TO SE WINDS 10 TO 15 KT SHIFT SE LATE. SEAS 5 FT.
.TUE AND WED...SE TO S WINDS 15 TO 20 KT. SEAS 5 FT BUILD TO 7 
FT.

$$
GMZ084-190930-
MIDDLE GULF BETWEEN 85W AND 90W 
930 PM CST FRI DEC 18 2009
 
.TONIGHT...NW WINDS 20 TO 30 KT DIMINISH TO 15 KT LATE. SEAS 13 
FT SUBSIDE TO 6 FT N OF 27N LATE. WINDS AND SEAS HIGHER NEAR 
SCATTERED TSTMS E OF 87W.
.SAT AND SAT NIGHT...N TO NW WINDS 15 TO 20 KT. SEAS SUBSIDE TO 
5 FT SAT NIGHT. 
.SUN AND SUN NIGHT...N WINDS 10 TO 15 KT EXCEPT 20 KT YUCATAN 
CHANNEL. SEAS 7 FT S OF 27N AND 5 FT N OF 27N.
.MON...N TO NE WINDS 10 TO 15 KT. SEAS 5 FT. 
.TUE...E TO SE WINDS 10 TO 15 KT. SEAS 4 FT.
.WED...SE TO S WINDS 15 TO 20 KT. SEAS 7 FT.

$$
GMZ086-190930-
E GULF BETWEEN 81W AND 85W   
930 PM CST FRI DEC 18 2009

.TONIGHT...NW WINDS 25 TO 30 KT WITH HIGHER GUSTS. SEAS 13 FT.
.SAT AND SAT NIGHT...NW WINDS 20 KT. SEAS 12 FT SUBSIDE TO 7 FT 
SAT NIGHT.
.SUN AND SUN NIGHT...NW TO N WINDS 15 TO 20 KT. SEAS 6 FT.
.MON...N TO NE WINDS 10 TO 15 KT. SEAS 4 FT.
.TUE...NE TO E WINDS 10 TO 15 KT. SEAS 4 FT.
.WED...SE WINDS 15 TO 20 KT. SEAS 6 FT.

$$
FORECASTER WALLY BARNES