310
FZPN01 KWBC 271016
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SUN SEP 27 2026

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT
TO 53N172E TO 50N180W TO 30N180W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0600 UTC SEP 27.
24 HOUR FORECAST VALID 0600 UTC SEP 28.
48 HOUR FORECAST VALID 0600 UTC SEP 29.

.WARNINGS.

...GALE WARNING...
.LOW 59N161W 982 MB MOVING E 05 KT. WITHIN 720 NM SE...600 NM
SW...AND 420 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 3 TO 5.5 M.
ELSEWHERE WITHIN 1140 NM SE AND 840 NM SW QUADRANTS WINDS TO 25
KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW 58N152W 988 MB.WITHIN 600 NM SW SEMICIRCLE
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE FROM 45N TO 64N
BETWEEN 129W AND 171W WINDS TO 25 KT. SEAS 2.5 TO 4 M...HIGHEST
SE OF CENTER.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 58N145W 994
MB. FROM 43N TO 58N BETWEEN 125W AND 164W WINDS 20 TO 30 KT.
SEAS 2.5 TO 4 M.

.SYNOPSIS AND FORECAST.

.FROM 31N TO 46N BETWEEN 120W AND 128W AREA OF N TO NW WINDS TO
25 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 33N TO 43N BETWEEN 119W AND 128W AREA OF
N TO NW WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST S OF 42N BETWEEN 119W AND 130W AREA OF N TO NW
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.

.LOW 41N132W 1015 MB MOVING SE 20 KT. WITHIN 180 NM NE
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 35N130W 1018 MB. ASSOCIATED CONDITIONS
DIMINISHED.

.COMPLEX LOW WITH MAIN CENTER 49N155W 1007 MB MOVING NE 40 KT.
WITHIN 240 NM SE OF A LINE FROM 53N146W TO LOW CENTER TO 46N160W
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST CONDITIONS DESCRIBED BY LOW 58N152W IN GALE
WARNING ABOVE.

.24 HOUR FORECAST NEW LOW 39N172W 1016 MB. WITHIN 120 NM NW OF A
LINE FROM 37W180W TO 40N167W WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 39N162W 1012 MB.
WITHIN 300 NM MW SEMICIRCLE WINDS TO 25 KT. SEAS TO 3 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 90 NM NW OF
A LINE FROM 45N162W TO 42N169W.
.24 HOUR FORECAST DENSE FOG WITHIN 90 NM OF THE ALASKA COAST
BETWEEN 128W AND 134W.
.48 HOUR FORECAST DENSE FOG N OF 50N BETWEEN 125W AND 127W.

.FORECASTER HYDE. 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 0600 UTC SUN SEP 27.
24 HOUR FORECAST VALID 0600 UTC MON SEP 28.
48 HOUR FORECAST VALID 0600 UTC TUE SEP 29.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE POLO NEAR 20.3N 113.6W 952 MB AT 0900 UTC SEP 27
MOVING NNW OR 330 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 105 KT
GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM S
SEMICIRCLE...110 NM NE QUADRANT AND 100 NM NW QUADRANT.  SEAS 4
M OR GREATER WITHIN 180 NM N SEMICIRCLE...210 NM SE QUADRANT AND
150 NM SW QUADRANT WITH SEAS TO 12 M. ELSEWHERE WITHIN 20N110W
TO 22N112W TO 21N115W TO 18N116W TO 16N115W TO 16N111W TO
20N110W WINDS 20 TO 33 KT. SEAS 3 TO 5 M. REMAINDER OF AREA
WITHIN 20N107W TO 27N118W TO 10N118W TO 09N108W TO 13N105W TO
20N107W...INCLUDING NEAR CABO CORRIENTES AND WITHIN 60 NM OF
SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE POLO NEAR 23.4N 114.0W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS
WITHIN 80 NM W SEMICIRCLE...100 NM NE QUADRANT AND 90 NM SE
QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM OF CENTER WITH SEAS
TO 11.5 M. ELSEWHERE WITHIN 23N112W TO 25N115W TO 23N117W TO
20N116W TO 20N112W TO 21N111W TO 23N112W WINDS 20 TO 33 KT. SEAS
3.5 TO 4 M. REMAINDER OF AREA WITHIN 23N109W TO 28N118W TO
18N118W TO 12N116W TO 12N112W TO 14N108W TO 23N109W...INCLUDING
WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN
MIXED SWELL.
.48 HOUR FORECAST HURRICANE POLO ALONG COAST OF BAJA CALIFORNIA
NEAR 26.8N 111.6W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT.
TROPICAL STORM FORCE WINDS WITHIN 70 NM E SEMICIRCLE AND 60 NM W
SEMICIRCLE. SEAS 4 M OR GREATER OVER FORECAST WATERS...INCLUDING
THE GULF OF CALIFORNIA...WITHIN 60 NM NE SEMICIRCLE AND 180 NM
SW SEMICIRCLE WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 24N112W TO
29N115W TO 27N117W TO 23N116W TO 22N114W TO 24N111W TO
24N112W...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF
SHORE...WINDS 20 TO 33 KT AND IN THE GULF OF CALIFORNIA WITHIN
24N110W TO 26N109.5W TO 26N.5N110W TO 28N111W TO 27N112W TO
26N111W TO 24N110W SEAS 2.5 TO 4 M. REMAINDER OF AREA WITHIN
23N110W TO 30N116W TO 30N122W TO 21N120W TO 18N118W TO 20N115W TO
23N110W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.

...HURRICANE WARNING...
.HURRICANE ODALYS NEAR 21.9N 123.4W 985 MB AT 0900 UTC SEP 27
MOVING N OR 05 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 65 KT GUSTS
80 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM E SEMICIRCLE...70
NM SW QUADRANT AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN
150 NM OF CENTER EXCEPT 180 NM SE QUADRANT WITH SEAS TO 7 M.
ELSEWHERE WITHIN 21N122W TO 23N122W TO 23N126W TO 20N127W TO
18N125W TO 19N122W TO 22N121W WINDS 20 TO 33 KT. SEAS 3 TO 5 M.
REMAINDER OF AREA WITHIN 28N121W TO 30N122W TO 30N131W TO 24N136W
TO 20N139W TO 16N131W TO 08N131W TO 08N120W TO 20N118W TO
28N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM ODALYS NEAR 22.6N 122.9W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 20 NM OF CENTER. SEAS 4 M OR GREATER WITHIN 90 NM N
SEMICIRCLE...120 NM SE QUADRANT...AND 150 NM SW QUADRANT WITH
SEAS TO WITH SEAS TO 6 M. ELSEWHERE WITHIN 25N123W TO 24N127W TO
22N126W TO 20N125W TO 21N123W TO 22N122W TO 25N123W WINDS 20 TO
33 KT. SEAS 3 TO 4.5 M. REMAINDER OF AREA WITHIN 29N120W TO
30N140W TO 17N140W TO 20N133W TO 17N130W TO 19N118W TO 29N120W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW ODALYS NEAR 21.0N
122.4W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS LESS THAN
4 M. ELSEWHERE WITHIN 24N124W TO 23N125W TO 21N125.5W TO 21N124W
TO 24N124W WINDS 20 TO 25 KT. SEAS 3.5 TO 4.0 M. REMAINDER OF
AREA WITHIN 29N121W TO 28N140W TO 18N140W TO 18N123W TO 22N120W
TO 21N118W TO 29N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN
MIXED SWELL.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION EIGHTEEN-E NEAR 12.2N 99.1W 1008 MB AT 0900
UTC SEP 27 MOVING WNW OR 285 DEG AT 9 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. WITHIN 14N95W TO 15N97W TO 13N100W TO
09N98W TO 10N95W TO 14N95W WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 13.2N 100.8W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 60 NM NE QUADRANT...50 NM SE QUADRANT...40 NM SW
QUADRANT...AND 30 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 60
NM N SEMICIRCLE AND 30 NM S SEMICIRCLE WITH SEAS TO 5 M.
ELSEWHERE WITHIN 12N96W TO 15N97W TO 16N101W TO 12N103W TO
09N100W TO 09N97W TO 12N96W S TO SW WINDS 20 TO 33 KT. SEAS 3 TO
4.5 M. REMAINDER OF AREA WITHIN 15N95W TO 16N101W TO 13N103W TO
08N100W TO 08N95W TO 11N94W TO 15N95W...INCLUDING THE GULF OF
TEHUANTEPEC...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED
SWELL.
.48 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 14.7N 104.1W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 90 NM W SEMICIRCLE...120 NM NE QUADRANT AND 100 NM
SE QUADRANT. SEAS 4 M OR GREATER WITHIN 240 NM NE QUADRANT...180
NM SE QUADRANT AND 90 NM W SEMICIRCLE WITH SEAS TO 6.5 M.
ELSEWHERE WITHIN 16N102W TO 17N103W TO 17N105W TO 16N106W TO
14N105W TO 14N103W TO 16N102W WINDS 20 TO 33 KT. SEAS 3 TO 5.5 M.
REMAINDER OF AREA WITHIN 15N98W TO 18N102W TO 18N105W TO 15N107W
TO 11N105W TO 10N101W...INCLUDING NEAR CABO CORRIENTES...WINDS
20 KT OR LESS. SEAS 2.5 TO 3.5 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.

.12 HOUR FORECAST NEW LOW PRES...POSSIBLE TROPICAL CYCLONE...
NEAR 11N140W 1008 MB. WITHIN 10N137W TO 11N140W TO 07N140W TO
07N139W TO 09N137W TO 10N137W SW TO W WINDS 20 TO 25 KT. SEAS 2.5
TO 3 M.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
12N138W 1006 MB. WITHIN 09N131W TO 11N136W TO 11N140W TO 07N140W
TO 07N135W TO 09N131W SW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST LOW PRES...POSSIBLE TOPICAL CYCLONE...NEAR
14N135W 1004 MB. WITHIN 13N132W TO 15N135W TO 07N140W TO 11N136W
TO 10N137W TO 10N133W TO 13N132W WINDS 20 TO 30 KT. SEAS 3 TO 4
M. ELSEWHERE WITHIN 12N126W TO 15N132W TO 18N140W TO 13N140W TO
07N140W TO 12N126W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN
MIXED SWELL.

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

CONVECTION VALID AT 0915 UTC SUN SEP 27...

.HURRICANE POLO...NUMEROUS STRONG WITHIN 90 NM E SEMICIRCLE...
120 NM SW QUADRANT AND 180 NM QUADRANT OF CENTER.

.HURRICANE ODALYS...NUMEROUS MODERATE ISOLATED STRONG WITHIN
210 NM NE QUADRANT...30 NM SE QUADRANT...60 NM SW QUADRANT
AND 150 NM NW QUADRANT OF CENTER.

.TROPICAL DEPRESSION EIGHTEEN-E...NUMEROUS MODERATE TO STRONG
FROM 11N TO 15N BETWEEN 96W AND 102W.

.SCATTERED MODERATE TO STRONG FROM 08N TO 12N BETWEEN 85W AND
88W.

.SCATTERED MODERATE TO ISOLATED STRONG FROM 10N TO 15N BETWEEN
88W AND 96W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 08N82W TO 06N90W TO 12N96W. IT
CONTINUES TO THE W OF TROPICAL DEPRESSION EIGHTEEN-E AT 12N101W
TO
14N107W. IT RESUMES S OF ODALYS AT 17N124W AND TO 11N130W TO LOW
PRES NEAR 11N140W 1008 MB. NUMEROUS MODERATE TO STRONG FROM 07N
TO
14N W OF 136W. SCATTERED MODERATE TO STRONG FROM 04N TO 12N
BETWEEN
126W AND 136W. SCATTERED MODERATE ISOLATED STRONG FROM 08N TO
11N
BETWEEN 94W AND 97W. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE
CENTER.