National Weather Service Weather Forecast Office

Offshore Forecast

338
FZNT24 KNHC 031515
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS NATIONAL HURRICANE CENTER MIAMI FL
1115 AM EDT THU OCT 3 2013

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.

GMZ001-040315-
SYNOPSIS FOR THE GULF OF MEXICO
1115 AM EDT THU OCT 3 2013

.SYNOPSIS...WEAK RIDGE ACROSS NORTHERN GULF QUICKLY GIVES WAY TO
TROPICAL STORM KAREN JUST FORMED N OF YUCATAN PENINSULA AND
HEADING NW. KAREN INTENSIFIES TO HURRICANE STRENGTH AND SHIFT N-NE
SAT AND MOVES INLAND NEAR MOBILE ALABAMA LATE SAT. ELSEWHERE...
LIGHT TO GENTLE NE TO E BREEZE THROUGH LATE SAT WHEN COLD FRONT
OFF TEXAS SE COAST BRINGS FRESH TO STRONG N WINDS W OF 94W.

$$

GMZ011-040315-
NW GULF INCLUDING STETSON BANK-
1115 AM EDT THU OCT 3 2013

.TODAY...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.TONIGHT...E TO SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
.FRI...E TO SE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.
.FRI NIGHT...E TO SE WINDS 5 TO 10 KT. SEAS 4 TO 6 FT.
.SAT...SW WINDS 5 TO 10 KT. SEAS 4 TO 6 FT.
.SAT NIGHT...E WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.
.SUN...NW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
.SUN NIGHT...N WINDS 15 TO 20 KT. SEAS 5 TO 6 FT.
.MON...N WINDS 15 TO 20 KT. SEAS 4 TO 5 FT.

$$

GMZ013-040315-
N CENTRAL GULF INCLUDING FLOWER GARDEN BANKS MARINE SANCTUARY-
1115 AM EDT THU OCT 3 2013

...HURRICANE WARNING...

.TODAY...E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN E OF 90W
AND TO 5 FT W OF 90W. NUMEROUS SHOWERS AND SCATTERED TSTMS.
.TONIGHT...E OF 90W...E TO SE WINDS 25 TO 30 KT. SEAS 10 FT BUILDING
TO 13 FT LATE. W OF 90W...E WINDS 15 TO 20 KT INCREASING TO 30 KT
LATE. SEAS 5 FT BUILDING TO 8 FT LATE. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
.FRI...HURRICANE CONDITIONS EXPECTED. E OF 90W...E TO SE WINDS 45
TO 50 KT INCREASING TO 65 KT LATE. W OF 90W...E WINDS 35 TO 40 KT
BECOMING NE 60 TO 65 KT LATE. SEAS 13 TO 18 FT E OF 90W AND TO 11
FT W OF 90W. NUMEROUS SHOWERS AND SCATTERED TSTMS.
.FRI NIGHT...HURRICANE CONDITIONS EXPECTED. NE TO E WINDS 55 TO
65 KT SHIFTING TO SE LATE. SEAS 11 TO 16 FT E OF 90W AND TO 10 FT
W OF 90W.
.SAT...HURRICANE CONDITIONS POSSIBLE. E OF 90W...S TO SW WINDS
55 TO 65 KT BECOMING SW 50 TO 60 KT LATE. W OF E OF 90W...SW TO W
WINDS 50 TO 55 KT BECOMING W 25 TO 30 KT LATE. SEAS 9 TO 14 FT E
OF 90W AND TO 7 FT IN W OF 90W.
.SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE.
.SUN...W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SUN NIGHT...VARIABLE WINDS LESS THAN 5 KT.
.MON...VARIABLE WINDS LESS THAN 5 KT BECOMING NW TO N 10 TO 15 KT
LATE. SEAS 2 TO 4 FT.

$$

GMZ015-040315-
NE GULF N OF 25N E OF 87W-
1115 AM EDT THU OCT 3 2013

.TODAY...N OF 27N...E TO SE WINDS 15 TO 20 KT. S OF 27N...E TO SE
WINDS 15 TO 20 KT INCREASING TO 30 KT LATE. SEAS 4 TO 6 FT N OF 27N
AND TO 9 FT S OF 27N. NUMEROUS SHOWERS AND SCATTERED TSTMS.
.TONIGHT...E TO SE WINDS 25 TO 30 KT. SEAS 6 TO 9 FT IN N OF 27N
AND TO 13 FT S OF 27N. NUMEROUS SHOWERS AND SCATTERED TSTMS.
.FRI...E TO SE WINDS 25 TO 30 KT BECOMING SE 20 TO 25 KT LATE.
SEAS 7 TO 10 FT. NUMEROUS SHOWERS AND SCATTERED TSTMS.
.FRI NIGHT...SE WINDS 25 TO 30 KT. SEAS 8 TO 11 FT IN N OF 27N
AND TO 8 FT S OF 27N.
.SAT...N OF 27N...SE WINDS 25 TO 30 KT. S OF 27N...SE WINDS 20 TO
25 KT BECOMING S 15 TO 20 KT LATE. SEAS 8 TO 11 FT N OF 27N AND TO
6 FT S OF 27N.
.SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE.
.SUN...S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT N OF 27N AND TO
3 FT S OF 27N.
.SUN NIGHT...VARIABLE WINDS LESS THAN 5 KT.
.MON...VARIABLE WINDS LESS THAN 5 KT BECOMING W TO NW 5 TO 10 KT
LATE. SEAS 2 TO 3 FT.

$$

GMZ017-040315-
W CENTRAL GULF FROM 22N TO 26N W OF 94W-
1115 AM EDT THU OCT 3 2013

.TODAY...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.TONIGHT...E TO SE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.FRI...S WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.
.FRI NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SAT...SE TO S WINDS 10 TO 15 KT DIMINISHING TO 5 KT LATE.
SEAS 3 TO 5 FT.
.SAT NIGHT...E TO SE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.
.SUN...NW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
.SUN NIGHT...N WINDS 15 TO 20 KT. SEAS 5 TO 6 FT.
.MON...N WINDS 15 TO 20 KT. SEAS 4 TO 5 FT.

$$

GMZ019-040315-
CENTRAL GULF FROM 22N TO 26N BETWEEN 87W AND 94W-
1115 AM EDT THU OCT 3 2013

...TROPICAL STORM WARNING...

.TODAY...TROPICAL STORM CONDITIONS EXPECTED. N OF 24N...E WINDS
15 TO 20 KT BECOMING NE 30 TO 35 KT LATE. S OF 24N...NE TO E
WINDS 45 TO 50 KT BECOMING NE 50 TO 55 KT LATE. SEAS 6 FT BUILDING
TO 10 FT LATE. SCATTERED TSTMS.
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. NE WINDS 50 TO 55
KT INCREASING TO 60 KT LATE. SEAS 12 TO 17 FT N OF 24N AND TO 10
FT S OF 24N. SCATTERED TSTMS.
.FRI...TROPICAL STORM CONDITIONS EXPECTED. N OF 24N...N WINDS 55
TO 60 KT SHIFTING SW TO W LATE. SEAS 13 FT SUBSIDING TO 10 FT LATE.
S OF 24N...SW TO W WINDS 20 TO 25 KT BECOMING SW 15 TO 20 KT LATE.
SEAS 6 TO 8 FT. NUMEROUS SHOWERS AND SCATTERED TSTMS.
.FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. N OF 24N...SW TO
W WINDS 55 TO 60 KT BECOMING S 15 TO 20 KT LATE. S OF 24N...SE WINDS
10 TO 15 KT. SEAS 6 TO 8 FT N OF 24N N OF 24N AND TO 5 FT S OF 24N.
.SAT...SE TO S WINDS 15 TO 20 KT BECOMING S 10 TO 15 KT LATE.
SEAS 3 TO 5 FT.
.SAT NIGHT...E TO SE WINDS 10 TO 15 KT DIMINISHING TO 5 KT LATE.
SEAS 3 TO 5 FT.
.SUN...SE WINDS 5 TO 10 KT SHIFTING W LATE. SEAS 2 TO 4 FT.
.SUN NIGHT...VARIABLE WINDS LESS THAN 5 KT.
.MON...VARIABLE WINDS LESS THAN 5 KT BECOMING NW TO N 10 TO 15 KT
LATE. SEAS 2 TO 3 FT.

$$

GMZ021-040315-
E GULF FROM 22N TO 25N E OF 87W INCLUDING STRAITS OF FLORIDA-
1115 AM EDT THU OCT 3 2013

...TROPICAL STORM WARNING...

.TODAY...TROPICAL STORM CONDITIONS EXPECTED. E TO SE WINDS 25 TO
30 KT STRAITS OF FLORIDA AND SE TO 45 KT ELSEWHERE. SEAS 12 TO 17
FT. SCATTERED TSTMS.
.TONIGHT...STRAITS OF FLORIDA...E TO SE WINDS 20 TO 25 KT DIMINISHING
TO 15 KT LATE. SEAS 10 FT SUBSIDING TO 6 FT LATE. ELSEWHERE...SE WINDS
25 TO 30 KT. SEAS 10 TO 15 FT. SCATTERED TSTMS.
.FRI...STRAITS OF FLORIDA...SE WINDS 10 TO 15 KT. ELSEWHERE...SE WINDS
25 TO 30 KT DIMINISHING TO 15 KT LATE. SEAS 4 TO 6 FT IN STRAITS OF
FLORIDA AND TO 9 FT ELSEWHERE.
.FRI NIGHT...E TO SE WINDS 15 TO 20 KT DIMINISHING TO 10 KT LATE.
SEAS 3 TO 5 FT.
.SAT...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SAT NIGHT...E TO SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
.SUN...E TO SE WINDS 5 TO 10 KT SHIFTING TO S LATE. SEAS 2 TO 3 FT.
.SUN NIGHT...VARIABLE WINDS LESS THAN 5 KT.
.MON...VARIABLE WINDS LESS THAN 5 KT BECOMING NW 10 TO 15 KT LATE.
SEAS 2 TO 3 FT.

$$

GMZ023-040315-
SW GULF S OF 22N W OF 94W-
1115 AM EDT THU OCT 3 2013

.TODAY...NE TO E WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.TONIGHT...E WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.FRI...SE TO S WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.FRI NIGHT...E TO SE WINDS 5 TO 10 KT INCREASING TO 15 KT LATE.
SEAS 2 TO 3 FT.
.SAT...SE WINDS 10 TO 15 KT BECOMING E TO SE 5 TO 10 KT LATE.
SEAS 2 TO 3 FT.
.SAT NIGHT...E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
.SUN...NW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
.SUN NIGHT...N WINDS 15 TO 20 KT. SEAS 5 TO 6 FT.
.MON...WITHIN 60 NM OF COAST OF VERACRUZ...WINDS NW 20 TO 25 KT
LATE. SEAS 6 TO 7 FT. ELSEWHERE...WINDS NW TO N 15 TO 20 KT LATE.
SEAS 4 TO 5 FT.

$$

GMZ025-040315-
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-
1115 AM EDT THU OCT 3 2013

...TROPICAL STORM WARNING...

.TODAY...TROPICAL STORM CONDITIONS EXPECTED. N WINDS 10 TO 15 KT
WITHIN 60 NM OF COAST OF CAMPECHE AND N TO NE 45 TO 50 KT
ELSEWHERE. SEAS 2 TO 3 FT.
.TONIGHT...WITHIN 60 NM OF COAST OF CAMPECHE...N WINDS 5 TO 10
KT. ELSEWHERE...N WINDS 15 TO 20 KT BECOMING NE 10 TO 15 KT LATE.
SEAS 2 TO 3 FT.
.FRI...E WINDS 5 KT WITHIN 60 NM OF COAST OF CAMPECHE AND E TO SE
10 TO 15 KT ELSEWHERE. SEAS 2 TO 3 FT. SCATTERED SHOWERS AND
ISOLATED TSTMS.
.FRI NIGHT...NE TO E WINDS 5 TO 10 KT BECOMING E 10 TO 15 KT LATE.
SEAS 2 TO 3 FT.
.SAT...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.SAT NIGHT...E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
.SUN...E TO SE WINDS 5 TO 10 KT SHIFTING SW TO W LATE.
SEAS 2 TO 4 FT.
.SUN NIGHT...VARIABLE WINDS LESS THAN 5 KT.
.MON...WITHIN 60 NM OF COAST OF CAMPECHE...WINDS W 5 KT LATE.
VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE...WINDS N 10 TO 15 KT LATE.
SEAS 2 TO 3 FT.

$$

FORECASTER WALLY BARNES