000
FZNT24 KNHC 052111
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
430 PM CDT SUN SEP 05 2010

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. 

GMZ089-060330-
SYNOPSIS FOR THE GULF OF MEXICO
430 PM CDT SUN SEP 05 2010

.SYNOPSIS...LOW PRES OVER SW GULF COAST AT 19.9N95.9W 1005 MB 
NEARLY STATIONARY THIS MORNING EXPECTED TO BEING MOVING TOWARD 
THE N-NW TONIGHT JUST OFFSHORE OF THE MEXICAN COASTLINE AND MOVE 
INLAND NEAR 23N98W MON EVENING. THERE IS POTENTIAL FOR THIS LOW 
TO DEVELOP INTO A TROPICAL CYCLONE. A BROAD TROUGH EXTENDING N 
FROM THE LOW TO THE NW GULF WILL ALSO MOVE NW ACROSS W WATERS. 
STRONG PRES GRADIENT TO THE E OF THE LOW AND TROUGH WILL PRODUCE 
FRESH SOUTHERLY WINDS AND BUILDING SEAS SHIFTING NW WITH THESE 
FEATURES THROUGH TUE. A STALLED WEAK FRONTAL TROUGH OVER THE FAR 
N GULF WILL DISSIPATE EARLY MON. HIGH PRES WILL BUILD ACROSS THE 
N GULF TUE THROUGH FRI.

$$
GMZ080-060330-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 PM CDT SUN SEP 05 2010

.TONIGHT...E TO SE WINDS 10 TO 15 KT BECOMING SE 15 TO 20 KT BY 
MIDNIGHT. SEAS 4 TO 6 FT. SCATTERED SHOWERS AND TSTMS.
.MON THROUGH TUE NIGHT...SE WINDS 15 TO 20 KT INCREASING TO 20 
TO 25 KT W OF 94W LATE MON NIGHT. SEAS 5 TO 7 FT BUILDING TO 6 
TO 9 FT W OF 94W. SCATTERED SHOWERS AND TSTMS W OF 93W.
.WED...E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT E OF 92W AND 4 
TO 6 FT W OF 92W.
.THU...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.FRI...SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.

$$
GMZ082-060330-
SW GULF S OF 25N W OF 90W
430 PM CDT SUN SEP 05 2010

.TONIGHT...W OF 96W NW TO N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. E 
OF 96W SE TO S WINDS 15 TO 20 KT...EXCEPT 20 TO 25 KT WITHIN 90 
NM E OF LOW. S OF 21N SEAS 3 TO 6 FT. ELSEWHERE SEAS 5 TO 9 FT. 
WINDS ANS SEAS HIGHER NEAR SCATTERED TSTMS W PART.
.MON AND MON NIGHT...W OF TROUGH EARLY MON N WINDS 15 TO 20 KT.  
SEAS 5 TO 7 FT. ELSEWHERE SE TO S WINDS 15 TO 25 KT DIMINISHING 
TO 15 TO 20 KT LATE. SEAS 6 TO 9 FT EXCEPT 3 TO 5 FT S OF 21N. 
SCATTERED TSTMS W PART.
.TUE THROUGH WED...E TO SE WINDS 15 TO 20 KT. SEAS SUBSIDING TO 
4 TO 7 FT.
.THU AND FRI...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.

$$
GMZ084-060330-
MIDDLE GULF BETWEEN 85W AND 90W 
430 PM CDT SUN SEP 05 2010

.TONIGHT THROUGH MON NIGHT...S OF 27N SE WINDS 15 TO 20 KT. SEAS 
4 TO 6 FT. N OF 27N E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
SCATTERED SHOWERS AND ISOLATED TSTMS N PART.
.TUE THROUGH THU...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.FRI...E TO SE WINDS 10 KT. SEAS 2 TO 3 FT.

$$
GMZ086-060330-
E GULF BETWEEN 81W AND 85W
430 PM CDT SUN SEP 05 2010

.TONIGHT...WINDS BECOMING E TO SE WINDS 5 TO 10 KT EXCEPT 10 TO 
15 KT S OF 25N. SEAS 1 TO 3 FT. SCATTERED SHOWERS ISOLATED TSTMS 
N OF 28N.
.MON...E TO S WINDS 10 KT. SEAS 1 TO 3 FT.
.MON NIGHT THROUGH FRI...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 
FT.

$$
FORECASTER AL