534
FZNT01 KWBC 160958
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SAT AUG 16 2025

CCODE/2:31:04:11:00/AOE+AOW/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 16.
24 HOUR FORECAST VALID 0600 UTC AUG 17.
48 HOUR FORECAST VALID 0600 UTC AUG 18.

.WARNINGS.

...GALE WARNING...
.LOW 40N55W 1005 MB MOVING NE 20 KT. WITHIN 240 NM S AND 120 NM
NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.
.12 HOUR FORECAST LOW 40N52W 996 MB. WITHIN 120 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 40N50W 994 MB. WITHIN 240 NM NW QUADRANT
AND 180 NM S SEMICIRCLE WINDS 25 TO 40 KT. SEAS TO 4 M. ELSEWHERE
S OF 46N BETWEEN 44W AND 57W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 41N46W 992 MB. WITHIN 240 NM SW SEMICIRCLE
WINDS 25 TO 40 KT. SEAS 3 TO 5 M. ELSEWHERE S OF 46N E OF 52W
WINDS TO 25 KT. SEAS TO 3 M.

...GALE WARNING...
.24 HOUR FORECAST INLAND LOW 62N70W 994 MB. FROM 56N TO 63N
W OF 55W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE FROM
54N TO 64N W OF 53W WINDS TO 25 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 63N62W 997
MB. N OF 58N BETWEEN 44W AND 58W WINDS 25 TO 35 KT. SEAS 3.5 TO
5 M. ELSEWHERE N OF 56N W OF 44W WINDS TO 25 KT. SEAS TO 3.5 M.

.SYNOPSIS AND FORECAST.

.N OF 55N E OF 52W WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.LOW 53N47W 1014 MB MOVING NE 25 KT. FROM 48N TO 54N BETWEEN 48W
AND 55W AREA OF NW WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 52N42W 1010 MB. WITHIN 120 NM E SEMICIRCLE
WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.48 HOUR FORECAST FROM 42N TO 46N W OF 65W AREA OF NE WINDS TO 25
KT. SEAS LESS THAN 2.5 M.

.DENSE FOG WITH VSBY OCCASIONALLY LESS THAN 1 NM FROM
 44N TO 62N BETWEEN 35W AND 52W.
.24 HOUR FORECAST DENSE FOG FROM 41N TO 59N BETWEEN 35W
 AND 51W.
.48 HOUR FORECAST DENSE FOG N OF 65N W OF GREENLAND...
AND FROM 41N TO 45N BETWEEN 60W AND 69W.

.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 SAT AUG 16.
24 HOUR FORECAST VALID 0600 UTC SUN AUG 17.
48 HOUR FORECAST VALID 0600 UTC MON AUG 18.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE ERIN NEAR 19.8N 61.1W 955 MB AT 0900 UTC AUG 16
MOVING WNW OR 285 DEG AT 17 KT. MAXIMUM SUSTAINED WINDS 105 KT
GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE
QUADRANT...50 NM SE QUADRANT...40 NM SW QUADRANT...AND 100 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM NE QUADRANT...135 NM
SE QUADRANT...90 NM SW QUADRANT...AND 180 NM NW QUADRANT WITH
SEAS TO 10 M. ELSEWHERE WITHIN 24N54W TO 27N60W TO 21N65W TO
17N61W TO 17N57W TO 22N53W TO 24N54W...INCLUDING IN ATLANTIC
EXPOSURES AND PASSAGES...WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M.
.24 HOUR FORECAST HURRICANE ERIN NEAR 21.1N 65.6W. MAXIMUM
SUSTAINED WINDS 130 KT GUSTS 160 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NE QUADRANT...120 NM SE QUADRANT...90 NM SW
QUADRANT...AND 130 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN
240 NM NE QUADRANT...180 NM SE QUADRANT...165 NM SW
QUADRANT...AND
225 NM NW QUADRANT WITH SEAS TO 12 M. ELSEWHERE WITHIN 25N62W TO
26N66W TO 24N69W TO 19N68W TO 17N64W TO 20N61W TO
25N62W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...WINDS 20
TO 33 KT. SEAS 3.0 TO 4.5 M. REMAINDER OF AREA WITHIN 25N59W TO
29N62W TO 28N67W TO 25N69W TO 19N68W TO 18N62W TO
25N59W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE ERIN NEAR 23.3N 68.8W. MAXIMUM
SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NW AND SE QUADRANTS...160 NM NE QUADRANT AND 120 NM
SW QUADRANT. SEAS 4 M OR GREATER WITHIN 270 NM NE QUADRANT...225
NM
SE QUADRANT...270 NM SW QUADRANT...AND 270 NM NW QUADRANT WITH
SEAS TO 14.5 M. ELSEWHERE WITHIN 26N63W TO 28N68W TO 26N72W TO
23N73W TO 19N68W TO 22N63W TO 26N63W...INCLUDING ATLANTIC
EXPOSURES...WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. REMAINDER OF
AREA WITHIN 31N66W TO 28N69W TO 30N75W TO 23N75W TO 19N66W TO
24N60W TO 31N66W...INCLUDING ATLANTIC EXPOSURES...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.

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


.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.

$$