000
FZNT24 KNHC 161512
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 AM CDT THU SEP 16 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. 

GMZ089-161530-
SYNOPSIS FOR THE GULF OF MEXICO
1030 AM CDT THU SEP 16 2010

.SYNOPSIS...KARL UPGRADED TO MINIMAL HURRICANE NEAR 19.7N 92.8W 
AT 1000 AM CDT MOVING WNW AT 10 KT. MAXIMUM SUSTAINED WINDS 65 
KT GUSTS 80 KT.  KARL WILL MOVE TO 20.0N 93.9W THIS 
EVENING...20.3N 95.5W FRI MORNING...THEN MAKING LANDFALL NEAR 
20.5N 97.0W FRI EVENING.  HIGH PRES WILL EXTEND ACROSS THE GULF 
IN THE WAKE OF KARL.  

$$
GMZ080-161530-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
1030 AM CDT THU SEP 16 2010

.THIS AFTERNOON...E OF 94W E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 
6 FT IN E SWELL. W OF 94W N TO NE WINDS 10 KT. SEAS 2 TO 3 FT.
.TONIGHT THROUGH SAT...NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT 
BUILDING TO 5 TO 7 FT.
.SUN AND MON...E WINDS 15 KT. SEAS 4 TO 6 FT. 

$$
GMZ082-161530-
SW GULF S OF 25N W OF 90W
1030 AM CDT THU SEP 16 2010

...HURRICANE WARNING S OF 23N W OF 91W...

.THIS AFTERNOON...HURRICANE AND TROPICAL STORM FORCE WINDS 
WITHIN 60 NM OF CENTER OF KARL. HIGHEST WINDS 65 KT GUSTS TO 80 
KT. SEAS 12 FT OR GREATER IN AREA OF HURRICANE AND TROPICAL 
STORM FORCE WINDS. HIGHEST SEAS 22 FT. ELSEWHERE WITHIN 120 NM 
OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA 
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. NUMEROUS SQUALLS S OF 
22N.
.TONIGHT AND FRI...HURRICANE AND TROPICAL STORM FORCE WINDS 
WITHIN 100 NM OF CENTER OF KARL. HIGHEST WINDS 75 KT GUSTS TO 90 
KT INCREASING TO 95 KT GUSTS TO 115 KT BY LATE FRI. SEAS 12 FT 
OR GREATER IN AREA OF HURRICANE AND TROPICAL STORM FORCE WINDS. 
HIGHEST SEAS 32 FT. ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 
TO 33 KT. SEAS 8 TO 12 FT. NUMEROUS SQUALLS.
.SAT...W OF 94W WINDS 20 TO 30 KT DIMINISHING TO E 10 TO 15 KT 
LATE. SEAS 10 TO 15 FT SUBSIDING TO 5 TO 8 FT LATE. E OF 94W NE 
TO E WINDS 15 TO 20 KT BECOMING E TO SE 10 TO 15 KT LATE. SEAS 5 
TO 7 FT SUBSIDING TO 3 TO 5 FT LATE.
.SUN...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.MON...N OF 22N E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. S OF 22N NE 
TO E WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.

$$
GMZ084-161530-
MIDDLE GULF BETWEEN 85W AND 90W 
1030 AM CDT THU SEP 16 2010

.THIS AFTERNOON...E TO SE WINDS 15 KT. SEAS 4 TO 6 FT IN E 
SWELL. SCATTERED SHOWERS SW PART.
.TONIGHT THROUGH FRI NIGHT...N E TO WINDS 10 TO 15 KT. SEAS 
3 TO 5 FT.
.SAT THROUGH MON...E WINDS 15 KT. SEAS 4 TO 6 FT.

$$
GMZ086-161530-
E GULF BETWEEN 81W AND 85W
1030 AM CDT THU SEP 16 2010

.THIS AFTERNOON THROUGH FRI...E TO SE WINDS 15 TO 20 KT. SEAS 3 
TO 5 FT. 
.FRI NIGHT THROUGH MON...NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 
FT.

$$
GR/CHRISTENSEN