674
FZPN01 KWBC 170940
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU JUL 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JUL 17.
24 HOUR FORECAST VALID 0600 UTC JUL 18.
48 HOUR FORECAST VALID 0600 UTC JUL 19.

.WARNINGS.

...GALE WARNING...
.LOW 50N173W 997 MB MOVING NE 20 KT. WITHIN 420 NM NE...360 NM
E...AND 600 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 55N162W 1005 MB. FROM 44N TO 57N BETWEEN
145W AND 170W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 58N150W 1014 MB. FROM 48N TO 58N BETWEEN
140W AND 155W WINDS LESS THAN 25 KT. SEAS LESS THAN 2.5 M.

...GALE WARNING...
.N OF 45N E OF 135W AREA OF NW WINDS 25 TO 35 KT. SEAS TO 3.5 M.
ELSEWHERE FROM 37N TO 45N BETWEEN 125W AND 144W AREA OF NW TO N
WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 40N TO 55N BETWEEN 125W AND 135W...AND
FROM 35N TO 43N BETWEEN 133W AND 145W WINDS 20 TO 30 KT. SEAS TO
3.5 M.
.48 HOUR FORECAST FROM 40N TO 50N E OF 130W...AND FROM 34N TO 40N
BETWEEN 135W AND 150W WINDS TO 25 KT. SEAS TO 2.5 M.

.SYNOPSIS AND FORECAST.

.LOW 61N161W 1012 MB MOVING N 05 KT. N OF 55N BETWEEN 148W AND
155W WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

.LOW NW OF AREA NEAR 59N175E 990 MB MOVING SW 05 KT. N OF 56N W
OF 167W WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW AND CONDITIONS NW OF AREA.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY NEW LOW 56N177E
995 MB. WITHIN 480 NM SW QUADRANT WINDS LESS THAN 25 KT. SEAS TO
2.5 M.

.LOW 47N162E 1004 MB MOVING E 20 KT. FROM 41N TO 48N W OF 165E
WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 48N177E 999 MB. FROM 40N TO 49N W OF 177W
WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 54N172W 1001 MB. FROM 41N TO 56N BETWEEN
160W AND 177W WINDS TO 25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 45N TO 50N
BETWEEN 151W AND 163W...FROM 45N TO 58N BETWEEN 170W AND
176W...AND FROM 40N TO 50N W OF 165E.
.24 HOUR FORECAST DENSE FOG FROM 50N TO 55N BETWEEN 140W AND
158W...FROM 45N TO 50N BETWEEN 164W AND A LINE FROM 45N160W TO
50N151W...AND FROM 43N TO 48N W OF 178E.
.48 HOUR FORECAST DENSE FOG FROM 48N TO 52N BETWEEN 136W AND
150W...FROM 45N TO 53N BETWEEN 150W AND 170W...FROM 43N TO 48N
BETWEEN 170W AND 178W...AND FROM 41N TO 45N W OF 170E.

.FORECASTER EHRBAR. OCEAN PREDICTION CENTER.

NWS 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 THU JUL 17.
24 HOUR FORECAST VALID 0600 UTC FRI JUL 18.
48 HOUR FORECAST VALID 0600 UTC SAT JUL 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 11N86W TO 11N87W TO 12N88W TO 11N89W TO 10N88W TO 10N87W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 11N86W TO 12N88W TO 11N89W TO 10N89W TO
10N88W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS.
SEAS LESS THAN 2.5 M.

.WITHIN 00N108W TO 01S120W TO 03.4S120W TO 03.4S89W TO
00N108W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 30N135W TO 30N140W TO 28N140W TO 28N138W TO 29N136W TO
30N135W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.30 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 14N96W TO 14N95W TO
15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS
20 TO 30 KT. SEAS TO 2.5 M.

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

CONVECTION VALID AT 0800 UTC THU JUL 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 10N130W. ITCZ FROM 10N130W TO
BEYOND 10N140W. SCATTERED MODERATE FROM 05N TO 16N AND W OF 97W.



.FORECASTER ERA. NATIONAL HURRICANE CENTER.

$$