High Seas Forecast
Issued by NWS

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082
FZPN01 KWBC 051027
HSFEP1

HIGH SEAS FORECAST...CORRECTED PART II
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SUN OCT 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH
PACIFIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG
WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO
WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 4 METERS OR
GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH,
AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER
CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO
PRESERVE CONTINUITY WHERE APPROPRIATE.

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 0600 UTC OCT 05.
24 HOUR FORECAST VALID 0600 UTC OCT 06.
48 HOUR FORECAST VALID 0600 UTC OCT 07.

.WARNINGS.

...STORM WARNING...
.36 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 48N169E 991 MB.
FROMT TO EXTEND FROM 57N179W TO LOW CENTER. WITHIN 360 NM E OF
FRONT AND FROM 38N TO 48N W OF 175E WINDS 30 TO 45 KT. SEAS 3 TO
6 M..HIGHEST NEAR 51N174E.
.48 HOUR FORECAST LOW 58N177E 971 MB. WITHIN 300 NM SE AND E
QUADRANTS WINDS 35 TO 50 KT. SEAS 3.5 TO 6 M. ELSEWHERE WITHIN
360 NM E OF A FRONT FROM 58N176W TO LOW CENTER TO 45N169E AND W
OF A LINE FROM 45N169E TO 33N163E WINDS 25 TO 40 KT. SEAS 2.5 TO
5.5 M...HIGHEST NEAR 54N177W.

...GALE WARNING...
.LOW NW OF AREA 61N180W 974 MB MOVING SE 05 KT THEN NE AFTER 12
HOURS. WITHIN 360 NM OF LOW EXCEPT 480 NM S QUADRANT WINDS 25 TO
40 KT. SEAS 3.5 TO 6 M...HIGHEST NEAR 55N175E. ELSEWHERE N OF
53N W OF 168W WINDS 20 TO 30 KT. SEAS 3 TO 5.5 M.
.24 HOUR FORECAST LOW 62N178W 991 MB. N OF 57N W OF 172W WINDS
20 TO 30 KT. SEAS 2.5 TO 4.5 M...HIGHEST NEAR 59N177W.
.48 HOUR FORECAST LOW N OF AREA. CONDITIONS DESCRIBED BY LOW
58N177E ABOVE.

...GALE WARNING...
.LOW INLAND 61N159W 1000 MB MOVING NE 10 KT. N OF 59N BETWEEN
142W AND 153W WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE FROM 47N
TO 60N BETWEEN 137W AND 155W WINDS 20 TO 30 KT. SEAS TO 3 M...
HIGHEST NEAR 51N151W.
.24 HOUR FORECAST LOW DISSIPATED INLAND...WITH ASSOCIATED
CONDITIONS AS DESCRIBED WITH LOW 61N157W BELOW.

...GALE WARNING...
.LOW 53N167W 998 MB MOVING NE 25 KT. FROM 42N TO 53N BETWEEN
164W AND 165E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M...HIGHEST
NEAR 47N171W. ELSEWHERE FROM 36N TO 46N BETWEEN 155W AND 160E
WINDS TO 25 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW INLAND 61N157W 1000 MB. WITHIN 540 NM S
AND 300 NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 6
M...HIGHEST NEAR 54N155W. ELSEWHERE N OF 47N BETWEEN 140W AND
170W AND WITHIN 480 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO
4.5 M...HIGHEST S OF 55N.
.48 HOUR FORECAST LOW 59N143W 1003 MB. FROM 55N TO 59N BETWEEN
139W AND 148W WINDS 25 TO 35 KT. SEAS 3.5 TO 5 M..HIGHEST S OF
CENTER. ELSEWHERE N OF 48N BETWEEN 136W AND 164W WINDS 20 TO 30
KT. SEAS TO 4 M.

...GALE WARNING...
.12 HOUR FORECAST NEW LOW W OF AREA NEAR 52N160E 996 MB. WITHIN
480 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.
.24 HOUR FORECAST LOW W OF AREA 57N168E 982 MB. FROM 44N TO 58N
BETWEEN 177W AND 164E WINDS 25 TO 40 KT. SEAS 3 TO 5.5
M...HIGHEST NEAR 51N171E. ELSEWHERE EXCEPT WHERE NOTED BELOW...W
OF A LINE FROM 59N180W TO 48N168W TO 44N173E WINDS 20 TO 30 KT.
SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW NW OF AREA WITH CONDITIONS AS DESCRIBED
WITH STORM WARNING ABOVE.

N175E 982 MB. N OF 56N W OF 169W WINDS 20 TO 30 KT. SEAS 2.5 TO
5 M...HIGHEST NEAR 59N2180W.

...GALE WARNING...
.24 HOUR FORECAST LOW W OF AREA 54N159E 986 MB, N OF 48N W OF
165E WINDS 25 TO 40 KT. SEAS 3 TO 4.5 M.
.48 HOUR FORECAST LOW 53N168E 989 MB. EXCEPT WHERE NOTED WITH
STORM WARNING ABOVE...FROM 34N TO 52N W OF 174E WINDS 25 TO 40
KT. SEAS 2.5 TO 5.5 M...HIGHEST NEAR 48N165E.

.SYNOPSIS AND FORECAST.

.E OF A LINE FROM 43N125W TO 38N129W TO 31N123W AREA OF NW TO N
WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 34N TO 45N BETWEEN 124W AND 133W AREA OF
N TO NW WINDS TO 25 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST FROM 36N TO 47N BETWEEN 126W AND 135W AREA OF
N WINDS TO 25 KT. SEAS TO 3 M.

.FROM 43N TO 52N BETWEEN 127W AND 132W AREA OF N TO NW WINDS TO
25 KT. SEAS TO 3 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.FROM 31N TO 35N W OF 171E AREA OF E TO NE WINDS TO 25 KT. SEAS
TO 2.5 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

,24 HOUR FORECAST FROM 30N TO 41N BETWEEN 145W AND 164W AREA OF
N TO NE WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST S OF A LINE FROM 47N138W TO 41N167W AREA OF N
TO NE WINDS TO 25 KT. SEAS TO 3.5 M.

.ERUPTIVE ACTIVITY HAS BEEN DETECTED AT THE SHEVELUCH VOLCANO
WHICH IS LOCATED NEAR 56.39N 161.22E. TRACE AMOUNTS OF ASHFALL
ARE POSSIBLE IN THE MARINE AREAS NEAR THE VOLCANO EXTENDING TO
NEAR 54N170E. PLEASE REPORT ANY OBSERVATIONS OF VOLCANIC ASH OR
FLOATING VOLCANIC DEBRIS TO THE OCEAN PREDICTION CENTER BY
CALLING 301-683-1520.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 47N TO 58N
BETWEEN 142W AND 158W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM E OF A LINE FROM
56N136W TO 50N142W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER BANCROFT. 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 OCT 5.
24 HOUR FORECAST VALID 0600 UTC MON OCT  6.
48 HOUR FORECAST VALID 0600 UTC TUE OCT  7.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM PRISCILLA NEAR 16.1N 106.9W 991 MB AT 0900 UTC
OCT 05 MOVING NW OR 325 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 55
KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE
QUADRANT...100 NM SE QUADRANT...60 NM SW QUADRANT...AND 90 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM NE AND SW
QUADRANTS...AND 120 NM SE AND NW QUADRANTS WITH SEAS TO 6.0 M.
ELSEWHERE WITHIN 14N101W TO 20N106W TO 19N110W TO 11N112W TO
08N105W TO 11N100W TO 14N101W...INCLUDING NEAR CABO
CORRIENTES...WINDS 20 TO 33 KT. SEAS 2.5 TO 4.5 M.
.12 HOUR FORECAST HURRICANE PRISCILLA NEAR 16.6N 107.2W.
MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT.
.24 HOUR FORECAST HURRICANE PRISCILLA NEAR 17.1N 107.6W.
MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE
WINDS WITHIN 180 NM NE QUADRANT...130 NM SE QUADRANT...120 NM SW
QUADRANT...AND 140 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 165
NM N SEMICIRCLE...345 NM SE QUADRANT AND 300 NM SW QUADRANT WITH
SEAS TO 8.5 M. ELSEWHERE WITHIN 18N103W TO 21N108W TO 17N111W TO
11N109W TO 11N104W TO 14N102W TO 18N103W...INCLUDING NEAR CABO
CORRIENTES...WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. REMAINDER OF
AREA WITHIN 16N100W TO 21N106W TO 20N112W TO 11N113W TO 08N104W
TO 12N99W TO 16N100W...INCLUDING NEAR CABO CORRIENTES...WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE PRISCILLA NEAR 18.9N 109.4W.
MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE
WINDS WITHIN 120 NM S SEMICIRCLE...180 NM NE QUADRANT AND 150 NM
NW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM N SEMICIRCLE...
330 NM SE QUADRANT AND 270 NM SW QUADRANT WITH SEAS TO 11.0 M.
ELSEWHERE WITHIN 20N105W TO 22N108W TO 20N112W TO 17N113W TO
14N109W TO 15N107W TO 20N105W...INCLUDING NEAR CABO CORRIENTES...
SW WINDS 20 TO 30 KT. SEAS 4.0 TO 5.5 M. REMAINDER OF AREA WITHIN
17N100W TO 25N108W TO 18N117W TO 11N115W TO 09N108W TO 10N100W
TO 17N100W...INCLUDING NEAR CABO CORRIENTES AND THE GULF OF
CALIFORNIA AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS
2.5 TO 4.5 M IN MIXED SWELL.

...TROPICAL STORM WARNING...
.TROPICAL STORM OCTAVE NEAR 15.6N 124.1W 994 MB AT 0900 UTC OCT
05 MOVING NNE OR 015 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM E
SEMICIRCLE...40 NM SW QUADRANT AND 50 NM NW QUADRANT. SEAS 4 M
OR GREATER WITHIN 60 NM OF CENTER EXCEPT 75 NM SE QUADRANT WITH
SEAS TO 6.0 M. ELSEWHERE WITHIN 16N122W TO 17N123W TO 18N125W TO
16N126W TO 15N126W TO 14N123W TO 16N122W N WINDS 20 TO 33 KT.
SEAS 2.5 TO 4.5 M. REMAINDER OF AREA WITHIN 15N121W TO 19N122W TO
19N128W TO 14N129W TO 10N123W TO 11N121W TO 15N121W WINDS 20 KT
OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 16.1N 122.9W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. LITTLE CHANGE. RADIUS
OF TROPICAL STORM FORCE WINDS AND SEAS 4 M OR GREATER. ELSEWHERE
WITHIN 17N122W TO 18N124W TO 17N125W TO 15N125W TO 14N123W TO
15N121W TO 17N122W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.5 M.
REMAINDER OF AREA WITHIN 17N120W TO 20N122W TO 18N128W TO 16N129W
TO 11N124W TO 11N122W TO 17N120W WINDS 20 KT OR LESS. SEAS 2.5
TO 4.5 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 15.9N 120.7W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 4 M
OR GREATER WITHIN 60 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE WITH
SEAS TO 4.5 M. ELSEWHERE WITHIN 17N120W TO 17N121W TO 17N122W TO
15N121W TO 16N120W TO 17N120W NE WINDS 20 TO 33 KT. SEAS 2.5 TO
4.5 M. REMAINDER OF AREA WITHIN 16N119W TO 18N122W TO 17N125W TO
15N124W TO 13N121W TO 14N119W TO 16N119W 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.

CONVECTION VALID AT 0920 UTC SUN OCT 5...

.TROPICAL STORM PRISCILLA...NUMEROUS MODERATE TO STRONG FROM 13N
TO 20N BETWEEN 104W AND 111W. SCATTERED MODERATE TO STRONG IN
SPIRAL BANDS ELSEWHERE FROM 10N TO 22N BETWEEN 96W AND 114W.

.TROPICAL STORM OCTAVE...NUMEROUS MODERATE TO STRONG FROM 13N TO
17N BETWEEN 122W AND 126W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 08N78W TO 07N87W TO 11N97W, THEN
RESUMES SW OF OCTAVE FROM 11N128W TO 09N140W. SCATTERED MODERATE
TO ISOLATED STRONG FROM 04N TO 16N BETWEEN 78W AND 95W.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.