634
FZNT01 KWBC 222136
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC WED JUL 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC JUL 22.
24 HOUR FORECAST VALID 1800 UTC JUL 23.
48 HOUR FORECAST VALID 1800 UTC JUL 24.

.WARNINGS.

...GALE WARNING...
.W OF A LINE FROM 34N66W TO 47N52W TO 58N55W WINDS 25 TO 40 KT.
SEAS TO 4 M. WINDS AND SEAS HIGHEST NEAR 40N67W.
.24 HOUR FORECAST LOW 60N52W 1001 MB. WITHIN 540 NM E AND 660 NM
S QUADRANTS AND WITHIN 360 NM E OF A FRONT FROM 50N59W TO 44N65W
TO 35N75W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW 60N58W 996 MB. FROM
50N TO 60N BETWEEN 35W AND 64W AND N AND NW OF A LINE FROM 61N62W
TO 64N56W WINDS TO 25 KT. SEAS TO 3 M.

...GALE WARNING...
.FROM 57N TO 61N BETWEEN 35W AND 45W WINDS 25 TO 35 KT. SEAS TO 4
M.
.24 HOUR FORECAST CONDITIONS ABSORBED INTO LOW 60N52W DESCRIBED
ABOVE.

.SYNOPSIS AND FORECAST.

.BETWEEN THE W COAST OF GREENLAND AND A LINE FROM 62N53W TO
67N56W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.24 HOUR FORECAST FROM 32N TO 37N BETWEEN 35W AND 40W WINDS TO 25
KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 33N TO 39N BETWEEN 35W AND 43W WINDS TO 25
KT. SEAS TO 2.5 M

.48 HOUR FORECAST WITHIN 120 NM EITHER SIDE OF A FRONT FROM
44N60W TO 35N75W WINDS TO 25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 51N
BETWEEN 58W AND 68W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 62N BETWEEN 42W AND 57W.
.48 HOUR FORECAST DENSE FOG WITHIN 240 NM EITHER SIDE OF A LINE
FROM 57N35W TO 41N60W AND N OF 60N W OF 50W.

.FORECASTER COLLINS. 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 1800 UTC WED JUL 22.
24 HOUR FORECAST VALID 1800 UTC THU JUL 23.
48 HOUR FORECAST VALID 1800 UTC FRI JUL 24.

.WARNINGS.

...GULF OF AMERICA TROPICAL STORM WARNING...
.TROPICAL STORM BERTHA NEAR 29.8N 89.8W 1000 MB AT 2100 UTC JUL
22 MOVING W OR 270 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM S
SEMICIRCLE...50 NM NE QUADRANT AND 30 NM NW QUADRANT. SEAS 4 M
OR GREATER WITHIN 0 NM W SEMICIRCLE...90 NM NE QUADRANT AND 120
NM SE QUADRANT WITH SEAS TO 5 M. ELSEWHERE WITHIN 29N84W TO
31N87W TO 30N90W TO 26N91W TO 27N86W TO 29N84W WINDS 20 TO 33 KT.
SEAS 2.5 TO 4.0 M.
.24 HOUR FORECAST TROPICAL STORM BERTHA OVER WATER NEAR 29.5N
93.9W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM
FORCE WINDS WITHIN 0 NM W SEMICIRCLE...40 NM NE QUADRANT AND 100
NM SE QUADRANT. ELSEWHERE WITHIN 29N91W TO 30N92W TO 30N95W TO
27N96W TO 27N94W TO 28N91W TO 29N91W WINDS 20 TO 33 KT. SEAS 2.5
TO 3.5 M.
.36 HOUR FORECAST POST-TROPICAL REMNANT LOW BERTHA INLAND NEAR
29.4N 96.9W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
CONDITIONS IMPROVE OVER FORECAST WATERS. WINDS 20 KT OR LESS.
SEAS LESS THAN 2.5 M.

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.

.ATLC WITHIN 22N35W TO 23N39W TO 21N46W TO 17N42W TO 17N35W TO
22N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 20N41W TO 21N42W TO 20N46W TO 18N47W TO
17N44W TO 18N41W TO 20N41W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN NE TO E SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.CARIBBEAN WITHIN 13N71W TO 14N77W TO 14N81W TO 11N82W TO 10N78W
TO 13N71W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN NE TO
E SWELL.
.24 HOUR FORECAST WITHIN 14N70W TO 14N72W TO 13N74W TO 12N74W TO
12N70W TO 13N70W TO 14N70W E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST WITHIN 14N70W TO 15N71W TO 15N74W TO 13N74W TO
12N73W TO 11N70W TO 14N70W...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 CHRISTENSEN. NATIONAL HURRICANE CENTER.

$$