East and Central North Pacific High Seas Forecast

FZPN02 KWBC 112325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC SAT JUL 11 2026

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 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 1800 UTC JUL 11. 
24 HOUR FORECAST VALID 1800 UTC JUL 12.
48 HOUR FORECAST VALID 1800 UTC JUL 13.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 59N173E 1002 MB MOVING NE 20 KT. WITHIN 150 NM EITHER SIDE
OF A LINE FROM 52N179W TO 59N168W WINDS 20 TO 30 KT. SEAS TO 3 M.

.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
65N168W.

.COMPLEX LOW WITH MAIN CENTER INLAND 63N166W 996 MB MOVING NW 05
KT. BETWEEN A LINE FROM 61N169W TO 56N161W AND THE ALASKA COAST
WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 65N168W 996 MB. FROM 63N TO 67N BETWEEN
171W AND 168W WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 64N167W 1003 MB. CONDITIONS DIMINISHED.

.24 HOUR FORECAST NEW LOW JUST W OF AREA 45N179E 1009 MB. FROM
36N TO 47N BETWEEN 180W AND 176W WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 52N172W 1003 MB. WITHIN AN AREA BOUNDED BY
A LINE FROM 45N180W TO 41N173W TO 54N160W TO LOW CENTER TO
45N180W WINDS TO 25 KT. SEAS TO 3 M.

.24 HOUR FORECAST FROM 38N TO 43N BETWEEN 126W AND 123W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS TO 3 M. 
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 150 NM EITHER
SIDE OF A LINE FROM 40N180W TO 48N170W TO 47N148W TO 56N150W.
.24 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE FROM
40N180W TO 45N160W TO 49N160W TO 49N180W TO 35N180W.
.48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE FROM
44N161W TO 47N154W TO 56N160W TO 51N176W TO 44N161W.

.FORECASTER CONNELLY. 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 1800 UTC SAT JUL 11.
24 HOUR FORECAST VALID 1800 UTC SUN JUL 12.
48 HOUR FORECAST VALID 1800 UTC MON JUL 13.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 13.5N BETWEEN 94.5W AND 95.5W...INCLUDING THE GULF OF 
TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. 
.24 HOUR FORECAST WITHIN 15 NM OF A LINE FROM 16N95W TO 15N96W TO

14N97W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO
25 
KT. SEAS TO 2.5 M S OF 15N. 
.48 HOUR FORECAST LITTLE CHANGE.

.06 HOUR FORECAST FROM 10N TO 12N E OF 89W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M. 
.24 HOUR FORECAST FROM 10N TO 11.5N E OF 90W...INCLUDING THE GULF
OF 
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST FROM 10N TO 11N E OF 89W...INCLUDING THE GULF
OF 
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.18 HOUR FORECAST FROM 10N TO 13N BETWEEN 90W AND 94W E WINDS 20
TO 
25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST FROM 10N TO 13N BETWEEN 90W AND 96W E TO SE
WINDS 
20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.36 HOUR FORECAST FROM 10N TO 13N BETWEEN 90W AND 99W E TO SE
WINDS 
20 TO 25 KT. SEAS 2.5 M TO 3.0.
.48 HOUR FORECAST FROM 11N TO 14N BETWEEN 93W AND 101W E TO SE
WINDS 
20 TO 25 KT. SEAS 2.5 TO 3.5 M.

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

CONVECTION VALID AT 2100 UTC SAT JUL 11...

.TROPICAL WAVE ALONG 91W...SCATTERED MODERATE TO ISOLATED STRONG 
FROM 07N TO 13N BETWEEN 88W AND 97W. 

.TROPICAL WAVE ALONG 129W...CLUSTER OF MODERATE TO ISOLATED
STRONG 
FROM 08N TO 14N BETWEEN 127W AND 131W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM A 1008 MB LOW PRESSURE LOCATED
OVER 
NORTHERN COLOMBIA NEAR 10N75W TO 07N80W TO 10N90W TO 07N100W TO 
10N109W. THE ITCZ STRETCHES FROM 11N131W TO BEYOND 07N140W. ASIDE

FROM THE CONVECTION ASSOCIATED WITH THE TROPICAL WAVES, SCATTERED

MODERATE TO ISOLATED STRONG CONVECTION IS SEEN FROM 02N TO 12N E
OF 
90W TO THE COAST OF COLOMBIA...FROM 07N TO 16N BETWEEN 115W AND 
120W...AND FROM 05N TO 09N W OF 135W.

.FORECASTER GR. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W

SYNOPSIS VALID 1800 UTC JUL 11 2026.
24 HOUR FORECAST VALID 1800 UTC JUL 12 2026.
48 HOUR FORECAST VALID 1800 UTC JUL 13 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 08N178W 08N180W MOVING SW SLOWLY. ISOLATED MODERATE TSTMS
FROM 14N TO 04N W OF 175W.
.24 HOUR FORECAST TROUGH 06N179W 06N180W.
.48 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED IN PARAGRAPH
BELOW.

.TROUGH 13N159W 06N165W 03N172W MOVING W 10 KT. ISOLATED MODERATE
TSTMS WITHIN 300 NM E AND SE OF TROUGH E OF 165W...AND FROM 09N TO
03N BETWEEN 165W AND 175W.
.24 HOUR FORECAST NEW LOW 1010 MB. TROUGH 12N163W TO LOW TO
01N174W.
.48 HOUR FORECAST LOW DISSIPATED. TROUGH 11N166W 07N174W 06N180W.

.TROUGH 09N148W 03N152W MOVING W SLOWLY. ISOLATED MODERATE TSTMS
FROM 05N TO 02N BETWEEN 144W AND 155W.
.24 HOUR FORECAST NEW LOW NEAR 07N153W 1010 MB. TROUGH 07N145W TO
LOW TO 04N156W.
.48 HOUR FORECAST LOW NEAR 07N151W 1010 MB. TROUGH 09N140W TO LOW
TO 07N159W.

.WINDS 20 TO 25 KT FROM 24N TO 10N BETWEEN 145W AND 165W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 24N TO 12N BETWEEN 150W
AND 165W.
.48 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

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

.SEAS 2.5 TO 3 M IN AREA BOUNDED BY 21N145W 15N150W 10N165W
15N164W 21N145W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 18N TO 11N BETWEEN 150W AND
170W.
.48 HOUR FORECAST SEAS LOWERED TO 2.5 M OR LOWER.

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

.ITCZ 07N140W 06N144W. ISOLATED MODERATE TSTMS WITHIN 180 NM OF
ITCZ.

$$

.FORECASTER WROE. HONOLULU HI.