645
FZPN01 KWBC 011547
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC MON SEP 01 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

SECURITE

PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT
TO 50N 160E

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1200 UTC SEP 01.
24 HOUR FORECAST VALID 1200 UTC SEP 02.
48 HOUR FORECAST VALID 1200 UTC SEP 03.

.WARNINGS.

...GALE WARNING...
.LOW 59N180W 990 MB MOVING NE 10 KT. WITHIN 240 NM S AND SE
SEMICIRCLES WINDS 25 TO 35 KT. SEAS TO 4 M. ELSEWHERE N OF THE
ALEUTIAN ISLANDS W OF 165W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 62N173W 1002 MB. WITHIN 240 NM SE QUADRANT
WINDS 25 TO 35 KT. SEAS TO 4 M. ELSEWHERE N OF 56N BETWEEN 162W
AND 178W WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW AND CONDITIONS N OF AREA.

...GALE WARNING...
.LOW 37N179E 1007 MB MOVING NE 30 KT. FROM 32N TO 41N BETWEEN
175W AND 171E WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 44N170W 999 MB. WITHIN 240 NM W AND S
QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 38N
TO 50N BETWEEN 164W AND 176W WINDS 20 TO 30 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 55N161W 1007 MB. FROM 50N TO 60N BETWEEN
151W AND 168W WINDS 25 TO 35 KT. SEAS TO 4 M.

...GALE WARNING...
.24 HOUR FORECAST LOW W OF AREA 45N156E 999 MB. FROM 38N TO 47N
BETWEEN 166E AND 160E WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW 46N164E 1000 MB. WITHIN 180 NM E AND NE OF
A LINE FROM 47N165E TO 45N180E TO 40N170E WINDS 25 TO 35 KT.
SEAS TO 4 M. ELSEWHERE FROM 38N TO 49N BETWEEN 175E AND 160E
WINDS 20 TO 30 KT. SEAS TO 3 M.

.SYNOPSIS AND FORECAST.

.N OF 48N E OF 138W WINDS 20 TO 30 KT. SEAS TO TO 3 M.
.24 HOUR FORECAST N OF 47N BETWEEN 131W AND 140W WINDS 20 TO 30
KT. SEAS TO 3 M.
.48 HOUR FORECAST N OF 53N BETWEEN 133W AND 139W WINDS TO 25 KT.
SEAS TO TO 2.5 M.

.LOW 38N151W 1007 MB NEARLY STATIONARY. FROM 30N TO 45N BETWEEN
141W AND 154W WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 37N151W 1010 MB. FROM 30N TO 44N BETWEEN
141W AND 153W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 37N149W 1010 MB. FROM 30N TO 40N BETWEEN
138W AND 150W WINDS TO 25 KT. SEAS TO 2.5 M.

.LOW 51N163W 1013 MB MOVING NE 20 KT. WITHIN 180 NM E SEMICIRCLE
WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.FROM 38N TO 43N BETWEEN 123W AND 126W WINDS TO 25 KT. SEAS LESS
THAN 2.5 M.
.24 HOUR FORECAST FROM 37N TO 43N BETWEEN 123W AND 127W WINDS TO
25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM
EITHER SIDE OF A LINE FROM 58N158W TO 46N162W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM EITHER SIDE OF A LINE
FROM 60N150W TO 43N167W.
.48 HOUR FORECAST DENSE FOG WITHIN 180 NM EITHER SIDE OF A LINE
FROM 60N153W TO 48N157W AND FROM 42N TO 47N BETWEEN 172E AND
164E.

.FORECASTER COLLINS. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC MON SEP 1.
24 HOUR FORECAST VALID 1200 UTC TUE SEP  2.
48 HOUR FORECAST VALID 1200 UTC WED SEP  3.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM KIKO NEAR 14.0N 126.3W 998 MB AT 1500 UTC SEP 01
MOVING W OR 265 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS
60 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM N SEMICIRCLE...20
NM SE QUADRANT AND 10 NM SW QUADRANT.  SEAS 4 M OR GREATER
WITHIN 30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE WITH SEAS TO 4.0
M. ELSEWHERE WITHIN 15N126W TO 15N127W TO 14N127W TO 14N126W TO
15N126W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA
WITHIN 16N126W TO 16N127W TO 15N128W TO 14N128W TO 14N126W TO
15N125W TO 16N126W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED SWELL.
.24 HOUR FORECAST HURRICANE KIKO NEAR 13.6N 128.8W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM NE QUADRANT...40 NM SE QUADRANT...30 NM SW
QUADRANT...AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 45
NM N SEMICIRCLE AND 15 NM S SEMICIRCLE WITH SEAS TO 5.5 M.
ELSEWHERE WITHIN 14N128W TO 15N129W TO 14N130W TO 13N129W TO
13N128W TO 14N128W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M.
REMAINDER AREA WITHIN 15N128W TO 17N129W TO 16N131W TO 14N131W TO
13N129W TO 13N128W TO 15N128W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE KIKO NEAR 13.5N 131.7W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM NW AND SE QUADRANTS...70 NM NE QUADRANT AND 40 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM NW SEMICIRCLE AND 30
NM SE SEMICIRCLE WITH SEAS TO 7.5 M. ELSEWHERE WITHIN 15N132W TO
14N133W TO 13N132W TO 13N131W TO 14N130W TO 15N132W WINDS 20 TO
33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN 17N130W TO
17N132W TO 17N137W TO 12N133W TO 12N130W TO 14N129W TO 17N130W
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.

.WITHIN 17N100W TO 18N102W TO 18N104W TO 17N104W TO 15N102W TO
15N100W TO 17N100W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 M.
.24 HOUR FORECAST LOW PRES NEAR 18N108W 1010 MB. WITHIN 20N106W
TO 20N108W TO 19N108W TO 17N107W TO 16N105W TO 18N102W TO
20N106W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
20N112W 1009 MB. WITHIN 22N107W TO 23N109W TO 22N113W TO 19N113W
TO 19N109W TO 20N107W TO 22N107W WINDS 20 TO 25 KT. SEAS 2.5 TO
3.0 M IN SE SWELL.

.WITHIN 10N102W TO 07N114W TO 03.4S120W TO 03.4S97W TO 10N102W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE SWELL.
.24 HOUR FORECAST WITHIN 11N106W TO 08N113W TO 00N116W TO
03.4S120W TO 03.4S98W TO 11N106W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN S SWELL.
.48 HOUR FORECAST WITHIN 08N96W TO 14N107W TO 08N117W TO
03.4S115W TO 03.4S91W TO 08N96W...EXCEPT LEE OF GALAPAGOS
ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW
SWELL.

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

CONVECTION VALID AT 1430 UTC MON SEP 1...

.T.S. KIKO...NUMEROUS MODERATE TO STRONG FROM 12N TO 15N BETWEEN
124W AND 127W. SCATTERED MODERATE TO STRONG IS ELSEWHERE FROM
11N TO 18N BETWEEN 120W AND 130W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 10N90W TO 15N102W TO 14N120W...THEN
RESUMES FROM 12N127W TO 09N140W. SCATTERED MODERATE ISOLATED
STRONG FROM 05N TO 11N BETWEEN 83W AND 91W...FROM 08N TO 19N
BETWEEN 100W AND 111W...AND FROM 05N TO 11N BETWEEN 110W AND
140W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.