309
FZNT01 KWBC 111012
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC TUE AUG 11 2026

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC AUG 11.
24 HOUR FORECAST VALID 0600 UTC AUG 12.
48 HOUR FORECAST VALID 0600 UTC AUG 13.

.WARNINGS.

...GALE WARNING...
.LOW INLAND 56N64W 1002 MB MOVING NE 20 KT. FROM 50N TO 60N W OF
52W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 58N58W 998 MB. WITHIN 360 NM E AND 420 NM
SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 62N56W 1001 MB. FROM 59N TO 65N BETWEEN 45W
AND 56W WINDS 25 TO 35 KT. SEAS TO 4 M. ELSEWHERE FROM 55N TO 64N
BETWEEN 42W AND 57W WINDS 20 TO 30 KT. SEAS TO 3 M.

.SYNOPSIS AND FORECAST.

.LOW JUST E OF AREA NEAR 52N30W 988 MB MOVING NE 10 KT. WITHIN
480 NM SW AND 540 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 3 TO 5
M. ELSEWHERE FROM 43N TO 58N E OF 43W WINDS TO 25 KT. SEAS 2.5 TO
4 M.
.24 HOUR FORECAST LOW WELL E OF AREA. FROM 45N TO 61N E OF 39W
WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST CONDITIONS E OF AREA.

.LOW E OF AREA 42N33W 1008 MB MOVING E 20 KT. FROM 37N TO 42N
BETWEEN 35W AND 42W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED E OF AREA.

.24 HOUR FORECAST S OF 38N BETWEEN 45W AND 68W WINDS 20 TO 30 KT.
SEAS TO 3 M.
.48 HOUR FORECAST FROM 33N TO 37N BETWEEN 56W AND 62W WINDS TO 25
KT. SEAS TO 2.5 M.

.48 HOUR FORECAST LOW 52N55W 998 MB. FROM 45N TO 55N BETWEEN 40W
AND 52W WINDS TO 25 KT. SEAS TO 3 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 49N TO 60N W OF
53W.
.24 HOUR FORECAST DENSE FOG FROM 49N TO 61N E OF 48W.
.48 HOUR FORECAST DENSE FOG FROM 46N TO 63N BETWEEN 47W AND 60W.

.FORECASTER KREKELER. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 0600 UTC TUE AUG 11.
24 HOUR FORECAST VALID 0600 UTC WED AUG 12.
48 HOUR FORECAST VALID 0600 UTC THU AUG 13.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC 42 HOUR FORECAST WITHIN 14N35W TO 13N37W TO 11N37W TO
10N36W TO 08N36W TO 08N35W TO 14N35W NE TO E WINDS 20 TO 25 KT.
SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 16N35W TO 16N39W TO 13N39W TO 10N37W TO
08N37W TO 07N35W TO 16N35W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0
M.

.ATLC AND CARIBBEAN WITHIN 20N73W TO 20N74W TO 20N75W TO 19N74W
TO 20N73W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 20N73W TO 20N74W TO 20N75W TO 19N75W TO
20N73W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.CARIBBEAN WITHIN 17N72W TO 17N75W TO 15N79W TO 13N79W TO 11N77W
TO 12N70W TO 17N72W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 14N72W TO 14N77W TO 12N78W TO 10N76W TO
11N73W TO 11N70W TO 14N72W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. WITHIN 13N78W TO
15N74W TO 16N77W TO 15N81W TO 11N81W TO 10N76W TO 13N78W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN E SWELL.
.48 HOUR FORECAST WITHIN 13N70W TO 14N72W TO 12N75W TO 11N74W TO
12N72W TO 11N70W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...
E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

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


.FORECASTER ERA. NATIONAL HURRICANE CENTER.

$$