HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC SAT JUL 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUL 04.
24 HOUR FORECAST VALID 1200 UTC JUL 05.
48 HOUR FORECAST VALID 1200 UTC JUL 06.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FROM 35N TO 43N BETWEEN 123W AND 128W AREA OF N TO NW WINDS TO
25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST FROM 37N TO 46N BETWEEN 124W AND 129W AREA OF N
TO NW WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST FROM 35N TO 45N BETWEEN 124W AND 130W AREA OF N
TO NW WINDS TO 25 KT. SEAS TO 3 M.
.COMPLEX LOW WITH MEAN CENTER 54N133W 1014 MB MOVING E 10 KT THEN
DISSIPATING INLAND. WITHIN 420 NM S AND 720 NM SW QUADRANTS WINDS
LESS THAN 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.LOW 51N163W 1014 MB MOVING E 35 KT. WITHIN 360 NM S SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 53N146W 1011 MB. WITHIN 480 NM SE AND S
QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 56N143W 1004
MB. WITHIN 180 NM N AND E OF A FRONT FROM MAIN CENTER TO 55N137W
TO 51N135W WINDS 20 TO 30 KT. SEAS TO 2.5 M. ELSEWHERE S OF
ALASKA N OF 50N BETWEEN 130W AND 154W...AND BETWEEN 360 NM AND
960 NM SW QUADRANT WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.LOW W OF AREA 48N178E 1004 MB MOVING N 10 KT. FROM 40N TO 53N
BETWEEN 167W AND 175E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5
M...HIGHEST NEAR 45N179W.
.24 HOUR FORECAST LOW 51N179E 1008 MB. WITHIN 300 NM N SEMICIRCLE
AND 660 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5
M...HIGHEST SE OF CENTER.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 53N180W 1008
MB. WITHIN 180 NM EITHER SIDE OF A LINE FROM 44N180W TO 47N172W
TO 48N164W TO 44N156W WINDS 20 TO 30 KT. SEAS TO 3 M...HIGHEST
NEAR 46N177W.
.24 HOUR FORECAST NEW LOW NEAR 50N156W 1015 MB. FROM 43N TO 50N
BETWEEN 144W AND 170W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST LOW AND CONDITIONS DESCRIBED WITH LOW 56N143W
ABOVE.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 270 NM EITHER
SIDE OF A LINE FROM 46N180W TO 51N154W.
.24 HOUR FORECAST DENSE FOG N AND W OF A LINE FROM 40N180W TO
45N165W TO 46N143W TO 51N142W TO 53N174E...AND N OF 57N BETWEEN
146W AND 156W.
.48 HOUR FORECAST DENSE FOG WITHIN 150 NM EITHER SIDE OF A LINE
FROM 44N147W TO 51N134W...AND BOUNDED BY A LINE FROM 48N180W TO
41N180W TO 44N165W TO 42N153W TO 50N153W TO 57N175W TO 55N177W TO
51N173W TO 48N180W.
.FORECASTER ANDERSON. 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 1200 UTC SAT JUL 4.
24 HOUR FORECAST VALID 1200 UTC SUN JUL 5.
48 HOUR FORECAST VALID 1200 UTC MON JUL 6.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW PRES NEAR 22N129W 1006 MB MOVING N 5 KT. WITHIN 25N129W TO
25N131W TO 23N132W TO 22N131W TO 24N129W TO 25N129W WINDS 20 TO
25 KT. SEAS 3.0 TO 4.0 M IN N TO NE SWELL. ELSEWHERE WITHIN
26N126W TO 27N136W TO 19N137W TO 15N135W TO 17N130W TO 22N125W TO
26N126W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N TO NE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 24N130.5W 1011 MB. WITHIN
27N131W TO 27N132W TO 26N132W TO 26N131W TO 27N131W NE WINDS 20
TO 25 KT. SEAS 3.0 M IN N TO NE SWELL. ELSEWHERE WITHIN 27N129W
TO 28N131W TO 26N135W TO 22N135W TO 22N132W TO 27N129W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.48 HOUR FORECAST LOW DISSIPATED. WITHIN 27N134W TO 27.5N134W TO
27N134.5W TO 26N135W TO 26N134.5W TO 26.5N134W TO 27N134W WINDS
20 KT OR LESS. SEAS 2.5 M IN N TO NE SWELL.
.WITHIN 11N86W TO 11N88W TO 11N89W TO 10N89W 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 CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 01S106W TO 01N109W TO 01S110W TO 01S112W TO 03.4S114W TO
03.4S107W TO 01S106W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW
SWELL.
.24 HOUR FORECAST WITHIN 01S105W TO 03N108W TO 03N114W TO
00N125W TO 03.4S120W TO 03.4S97W TO 01S105W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 02N109W TO 01N112W TO 07N114W TO
00N127W TO 03.4S120W TO 03.4S90W TO 02N109W...EXCEPT LEE OF
GALAPAGOS ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.WITHIN 09N110W TO 10N113W TO 10N115W TO 08N114W TO 08N111W TO
08N109W TO 09N110W WINDS 20 KT OR LESS. SEAS 2.5 M IN MIXED SW
AND E SWELL.
.24 HOUR FORECAST WITHIN 11N110W TO 11N112W TO 12N113W TO
10N114W TO 10N112W TO 11N110W WINDS 20 KT OR LESS. SEAS 2.5 M IN
MIXED SW AND E SWELL.
.48 HOUR FORECAST WITHIN 12N118W TO 12N120W TO 13N121W TO
12N120W TO 11N120W TO 12N118W WINDS 20 KT OR LESS. SEAS 2.5 M IN
S TO SW SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 1500 UTC SAT JUL 4...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N74W TO 08N79W TO 09N86W TO 06N106W. ITCZ
FROM 06N106W TO 08N119W TO 05.5N130W TO BEYOND 09N140W. NUMEROUS
MODERATE ISOLATED STRONG CONVECTION FROM 03N TO 11N E OF 91W.
SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 04.5N TO 12N
BETWEEN 98W AND 117W AND FROM 02.5N TO 10N BETWEEN 117W AND
134W.
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1200 UTC JUL 04 2026.
24 HOUR FORECAST VALID 1200 UTC JUL 05 2026.
48 HOUR FORECAST VALID 1200 UTC JUL 06 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROUGH 07N170W 08N180W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 12N178W 10N180W. WINDS 20 TO 25 KT FROM
13N TO 08N W OF 176W.
.48 HOUR FORECAST TROUGH MOVED W OF AREA AND WINDS EASED TO 20 KT
OR LESS.
.24 HOUR FORECAST NEW TROUGH 28N173W 22N177W.
.48 HOUR FORECAST TROUGH 30N174W 25N180W. WINDS 20 TO 25 KT N
OF 26N BETWEEN 177W AND 170W.
.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER REMAINDER OF
FORECAST AREA.
.ITCZ 09N140W 06N150W 01N161W. ISOLATED MODERATE TSTMS WITHIN
150 NM OF ITCZ.
.SCATTERED MODERATE TSTMS FROM 20N TO 24N BETWEEN 176W AND 170W.
ISOLATED MODERATE TSTMS 24N TO 28N BETWEEN 171W AND 167.
$$
.FORECASTER SHIGESATO. HONOLULU HI.=