373
FZPN02 KWBC 170525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC THU JUL 17 2025

CCODE/1:31:12:01:00/AOW+POR/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 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 0000 UTC JUL 17.
24 HOUR FORECAST VALID 0000 UTC JUL 18.
48 HOUR FORECAST VALID 0000 UTC JUL 19.

.WARNINGS.

...GALE WARNING...
.LOW 48N175W 1000 MB MOVING NE 20 KT. WITHIN 480 NM NE...360 NM
E...AND 540 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 54N165W 1003 MB. FROM 42N TO 56N BETWEEN
150W AND 168W WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 56N152W 1012 MB. FROM 46N TO 55N BETWEEN
140W AND 160W WINDS LESS THAN 25 KT. SEAS TO 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 140W AREA OF NW TO N
WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 42N TO 56N BETWEEN 125W AND 135W...AND
FROM 36N TO 42N BETWEEN 130W 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 42N
BETWEEN 130W AND 145W WINDS TO 25 KT. SEAS TO 3 M.

.SYNOPSIS AND FORECAST.

.LOW 61N160W 1012 MB MOVING N 05 KT. N OF 54N BETWEEN 147W AND
160W WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

.LOW NW OF AREA NEAR 59N175E 989 MB MOVING SW 05 KT. N OF 55N W
OF 167W WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW NW OF AREA 58N172E 993 MB. FROM 57N TO 63N
W OF 168W WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 54N172E 997 MB. WITHIN 300 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 2.5 M.

.24 HOUR FORECAST LOW 47N173E 1001 MB. FROM 40N TO 49N W OF 178E
WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 52N174W 1001 MB. FROM 40N TO 54N BETWEEN
180W AND 160W WINDS TO 25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 45N TO 48N
BETWEEN 152W AND 160W...FROM 42N TO 55N BETWEEN 170W AND
180W...FROM 39N TO 50N W OF 167E.
.24 HOUR FORECAST DENSE FOG FROM 50N TO 54N BETWEEN 140W AND
163W...FROM 44N TO 50N BETWEEN 168W AND A LINE FROM 44N164W TO
50N152W...FROM 58N TO 62N BETWEEN 170W AND 175W...AND FROM 42N TO
51N W OF 175E.
.48 HOUR FORECAST DENSE FOG FROM 48N TO 54N BETWEEN 140W AND
150W...FROM 45N TO 50N BETWEEN 150W AND 170W...FROM 43N TO 51N
BETWEEN 170W AND 178W...FROM 51N TO 53N BETWEEN 178W AND
178E...AND FROM 41N TO 46N W OF 175E.

.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 0000 UTC THU JUL 17.
24 HOUR FORECAST VALID 0000 UTC FRI JUL 18.
48 HOUR FORECAST VALID 0000 UTC SAT JUL 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 11N87W TO 12N87W TO 10N90W TO 09N91W TO 09N89W TO
11N87W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
25 KT. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 12N88W 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.
.42 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.
.24 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.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
15N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...NW TO N 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.

CONVECTION VALID AT 0200 UTC THU JUL 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 10N122W. ITCZ FROM 10N122W TO
BEYOND 11N140W. SCATTERED MODERATE FROM 07N TO 16N AND W OF 107W.

.FORECASTER ERA. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0000 UTC JUL 17 2025.
24 HOUR FORECAST VALID 0000 UTC JUL 18 2025.
48 HOUR FORECAST VALID 0000 UTC JUL 19 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N174E 25N168E NEARLY STATIONARY. ISOLATED MODERATE TSTMS
N OF 23N BETWEEN 167E AND 176W.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N169E 26N166E
23N164E. WINDS 20 TO 25 KT N OF 24N W OF 166E.
.48 HOUR FORECAST TROUGH 30N161E 27N160E.

.TROUGH 23N177E 16N173E MOVING NW 10 KT. ISOLATED MODERATE TSTMS
WITHIN 210 NM E OF TROUGH N OF 17N.
.24 HOUR FORECAST TROUGH MERGES WITH TROUGH DESCRIBED IMMEDIATELY
ABOVE.

.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 2.5 TO 3.0 M FROM 18N TO 07N BETWEEN 178W AND 148W...AND
N OF 28N E OF 148W.
.24 HOUR FORECAST SEAS 2.5 TO 3.0 M FROM 15N TO 07N BETWEEN 174E
AND 154W.
.48 HOUR FORECAST SEAS 2.5 TO 3.0 M FROM 17N TO 09N BETWEEN 173E
AND 160W.

.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ 11N140W 08N173W 07N170E 07N160E. ISOLATED MODERATE TSTMS
WITHIN 240 NM OF ITCZ E OF 175W AND WITHIN 180 NM OF ITCZ W OF
175W.

.ISOLATED MODERATE TSTMS N OF 28N BETWEEN 175W AND 170W.

$$

.FORECASTER TROTTER/VAUGHAN. HONOLULU HI.