672
FZNT01 KWBC 111613
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC MON AUG 11 2025

CCODE/1:31:04:01:00/AOE/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

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.

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH
ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP
(ALL LOWERCASE).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

SECURITE

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1200 UTC AUG 11.
24 HOUR FORECAST VALID 1200 UTC AUG 12.
48 HOUR FORECAST VALID 1200 UTC AUG 13.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 39N59W 1013 MB NEARLY STATIONARY. FROM 37N TO 42N BETWEEN
55W AND 63W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 40N61W 1014 MB. WITHIN 120 NM W SEMICIRCLE
AND 120 NM S QUADRANT WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 41N61W 1010 MB. FROM 38N TO 42N BETWEEN
58W AND 63W WINDS 20 TO 30 KT. SEAS TO 3 M.

.LOW 56N55W 1000 MB MOVING E 30 KT. FROM 48N TO 60N BETWEEN 46W
AND 59W WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 56N38W 1000 MB. FROM 47N TO 59N E OF 45W
WINDS 20 TO 30 KT. SEAS TO 3.5 M...HIGHEST S OF CENTER.
.48 HOUR FORECAST LOW E OF AREA 54N27W 1002 MB. FROM 47N TO 54N
E OF 37W WINDS TO 25 KT. SEAS TO 3 M.

.LOW 40N47W 1022 MB MOVING SE 15 KT. WITHIN 180 NM N AND 120 NM
S SEMICIRCLE WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW 39N40W 1020 MB. WITHIN 120 NM NE
SEMICIRCLE WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.LOW JUST E OF AREA 62N31W 994 MB MOVING NE 10 KT. WITHIN 240 NM
W SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW E OF AREA 64N23W 991 MB. FROM 61N TO 65N E
OF 38W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED WELL E OF
AREA.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 55N TO 57N
BETWEEN 48W AND 60W.
.24 HOUR FORECAST DENSE FOG SW OF A LINE FROM 58N57W TO
62N64W...AND FROM 54N TO 57N E OF 40W.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 59N W OF 46W.

.FORECASTER POCHE. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA

SYNOPSIS VALID 1200 UTC MON AUG 11.
24 HOUR FORECAST VALID 1200 UTC TUE AUG 12.
48 HOUR FORECAST VALID 1200 UTC WED AUG 13.

.WARNINGS.

...ATLANTIC TROPICAL STORM WARNING...
.TROPICAL STORM ERIN E OF THE AREA NEAR 17.4N 28.0W 1004 MB AT
1500 UTC AUG 11 MOVING W OR 275 DEG AT 17 KT. MAXIMUM SUSTAINED
WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S
SEMICIRCLE...20 NM NE QUADRANT AND 30 NM NW QUADRANT. SEAS 4 M
OR GREATER WITHIN 30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE WITH
SEAS TO 4.0 M. OVER FORECAST WATERS WITHIN 26N35W TO 23N43W TO
20N47W TO 16N46W TO 15N41W TO 17N35W TO 26N35W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.24 HOUR FORECAST TROPICAL STORM ERIN NEAR 17.4N 35.1W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 40 NM N SEMICIRCLE AND 20 NM S SEMICIRCLE. SEAS 4 M OR
GREATER WITHIN 45 NM N SEMICIRCLE AND 15 NM S SEMICIRCLE WITH
SEAS TO 4.5 M. ELSEWHERE OVER FORECAST WATERS WITHIN 20N36W TO
21N35W TO 19N38W TO 17N35W TO 19N35W TO 20N36W WINDS 20 TO 33 KT.
SEAS 2.5 TO 4.0 M. REMAINDER FORECAST WATERS WITHIN 23N35W TO
23N41W TO 21N44W TO 19N45W TO 20N40W TO 17N35W TO 23N35W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM ERIN NEAR 17.1N 41.7W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 4M OR
GREATER WITHIN 90 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE WITH
SEAS TO 5.5 M. ELSEWHERE WITHIN 20N41W TO 19N43W TO 17N43W TO
17N40W TO 20N41W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER
AREA WITHIN 22N39W TO 22N44W TO 17N43W TO 20N41W TO 17N40W TO
20N37W TO 22N39W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED
SWELL.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.CARIBBEAN WITHIN 14N71W TO 15N72W TO 15N74W TO 13N74W TO 13N72W
TO 13N71W TO 14N71W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 14N72W TO 15N74W TO 14N76W TO 13N76W TO
12N75W TO 13N72W TO 14N72W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0
M.
.48 HOUR FORECAST WITHIN 14N73W TO 14N77W TO 12N77W TO 11N75W TO
12N73W TO 14N73W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.CARIBBEAN 36 HOUR FORECAST WITHIN 17N86W TO 17N88W TO 16N88W TO
16N87W TO 16N86W TO 17N86W...INCLUDING THE GULF OF HONDURAS... E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.