North Atlantic High Seas Forecast

FZNT01 KWBC 171548
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC WED JUN 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1200 UTC JUN 17. 
24 HOUR FORECAST VALID 1200 UTC JUN 18.
48 HOUR FORECAST VALID 1200 UTC JUN 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COMPLEX LOW WITH MAIN CENTER NEAR 36N69W 1009 MB MOVING E 30 KT.
FROM 31N TO 39N BETWEEN 65W AND 76W WINDS 20 TO 30 KT. SEAS TO
2.5 M. 
.24 HOUR FORECAST LOW 38N54W 1012 MB. FROM 32N TO 38N BETWEEN 51W
AND 59W WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 37N47W 1013 MB. CONDITIONS DIMINISHED. 

.COMPLEX LOW WITH MAIN CENTER NEAR 42N49W 1007 MB MOVING E 10 KT.
FROM 37N TO 50N BETWEEN 44W AND 58W WINDS TO 25 KT. SEAS TO 3
M...HIGHEST S OF CENTER.
.24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 43N44W 1008
MB. FROM 39N TO 46N BETWEEN 37W AND 46W WINDS TO 25 KT. SEAS TO
2.5 M. 
.48 HOUR FORECAST LOW JUST E OF AREA NEAR 42N34W 999 MB. FROM 36N
TO 46N E OF 45W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. 

.LOW E OF AREA NEAR 59N20W 990 MB DRIFTING NE 05 KT. FROM 53N TO
62N E OF 40W WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW E OF AREA NEAR 60N17W 992 MB. FROM 56N TO
64N E OF 42W WINDS LESS THAN 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW WELL E OF AREA NEAR 63N13W 994 MB. N OF 58N
E OF 46W WINDS TO 25 KT. SEAS TO 2.5 M.

.24 HOUR FORECAST LOW INLAND NEAR 46N79W 985 MB. FROM 32N TO 41N
BETWEEN 71W AND 80W WINDS TO 25 KT. SEAS TO 2.5 M. 
.48 HOUR FORECAST LOW INLAND NEAR 49N75W 986 MB. FROM 33N TO 51N
BETWEEN 58W AND 76W WINDS 20 TO 30 KT. SEAS TO 3.5 M...HIGHEST
NEAR 37N68W. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM NE OF
A LINE FROM 41N50W TO 46N56W.
.24 HOUR FORECAST DENSE FOG WITHIN 90 NM NE OF A LINE FROM 46N49W
TO 52N57W. 
.48 HOUR FORECAST DENSE FOG FROM 41N TO 50N BETWEEN 59W AND
67W...AND WITHIN 90 NM SW OF A LINE FROM 48N49W TO 60N62W.

.FORECASTER POCHE. 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 1200 UTC WED JUN 17.
24 HOUR FORECAST VALID 1200 UTC THU JUN 18.
48 HOUR FORECAST VALID 1200 UTC FRI JUN 19.

.WARNINGS.

...GULF OF AMERICA TROPICAL STORM WARNING...
.TROPICAL STORM ARTHUR NEAR 28.6N 95.8W 1001 MB AT 1500 UTC JUN
17 
MOVING NE OR 045 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS
45 
KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E SEMICIRCLE AND 0
NM W 
SEMICIRCLE. SEAS TO 3.5 M. ELSEWHERE WITHIN 180 NM E SEMICIRCLE
OF 
CENTER WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5 M. 
.12 HOUR FORECAST TROPICAL DEPRESSION ARTHUR NEAR 30.0N 94.2W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. OVER FORECAST WATERS 
WITHIN 150 SE QUADRANT OF CENTER WINDS 20 TO 30 KT. SEAS 2.5 TO
3.5 M
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW ARTHUR NEAR 31.9N
91.6W. 
MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. CONDITIONS MERGED.
.36 HOUR FORECAST...DISSIPATED.

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 FROM 11N TO 16N BETWEEN 68W AND 77W...INCLUDING THE
GULF 
OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST FROM 11N TO 17.5N BETWEEN 70W AND
79W...INCLUDING 
THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 11N TO 17.5N BETWEEN 70W AND
77W...INCLUDING 
THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.CARIBBEAN 12 HOUR FORECAST S OF 19N W OF 85W...INCLUDING THE
GULF 
OF HONDURAS...E TO SE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST S OF 19N W OF 85W...INCLUDING THE GULF OF 
HONDURAS...E TO SE WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.36 HOUR FORECAST S OF 20N W OF 85W...INCLUDING THE GULF OF 
HONDURAS...E TO SE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST S OF 20N W OF 85W... INCLUDING THE GULF OF 
HONDURAS...E TO SE WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.GULF OF AMERICA FROM 22N TO 26.5N BETWEEN 87W AND 92W SE TO S
WINDS 
20 TO 25 KT. SEAS LESS THAN 2.5 M. 
.24 HOUR FORECAST FROM 22N TO 30N BETWEEN 86W AND 91W SE TO S
WINDS 
20 TO 25 KT. SEAS TO 2.5 M IN SE SWELL. 
.48 HOUR FORECAST FROM 20N TO 25N BETWEEN 89W AND 94W SE WINDS 20
TO 
25 KT. SEAS TO 2.5 M. 

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


.FORECASTER GR. NATIONAL HURRICANE CENTER.

$$