HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC WED AUG 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC AUG 05.
24 HOUR FORECAST VALID 0600 UTC AUG 06.
48 HOUR FORECAST VALID 0600 UTC AUG 07.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW 63N167W 998 MB MOVING NW 05 KT. WITHIN 300 NM E
SEMICIRCLE...AND FROM 52N TO 60N W OF 161W WINDS 20 TO 30 KT.
SEAS TO 3 M...HIGHEST NEAR 56N173W.
.24 HOUR FORECAST LOW 65N180W 1004 MB. CONDITIONS DIMINISHED.
.FROM 34N TO 45N BETWEEN 124W AND 130W AREA OF NW TO N WINDS 20
TO 30 KT. SEAS 2.5 TO 3.5 M...HIGHEST NEAR 38N128W. ELSEWHERE
FROM 45N TO 54N BETWEEN 127W AND 132W WINDS TO 25 KT. SEAS TO 2.5
M.
.24 HOUR FORECAST FROM 40N TO 53N BETWEEN 124W AND 130W AREA OF
NW TO N WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 47N TO 51N BETWEEN 125W AND 128W AREA OF
NW WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.COMPLEX LOW WITH MEAN CENTER NEAR 47N152W 1014 MB MOVING SE 05
KT. WITHIN 300 NM E AND 540 NM SE QUADRANTS WINDS TO 25 KT. SEAS
TO 2.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 45N147W 1011
MB. WITHIN 300 NM NE SEMICIRCLE AND 480 NM SW QUADRANT WINDS TO
25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 49N147W 1012
MB. CONDITIONS DIMINISHED.
.S OF 37N W OF 163W AREA OF NE WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST S OF 36N W OF 169W WINDS TO 25 KT. SEAS TO 2.5
M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.
.LOW 51N174W 1015 MB MOVING SE 20 KT. WITHIN 240 NM S SEMICIRCLE
WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 47N164W 1009 MB. WITHIN 420 NM SW
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 44N156W NEAR 1010 MB. WITHIN 240 NM OF LOW
CENTER AND WITHIN 480 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 3
M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 52N
BETWEEN 165W AND 180W...AND FROM 57N TO 60N W OF 176W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 51N BETWEEN 157W AND
180W.
.48 HOUR FORECAST DENSE FOG WITHIN 180 NM OF 50N172W...FROM 51N
TO 59N BETWEEN 177W AND 174E...AND FROM 43N TO 47N W OF 173W.
.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 0600 UTC WED AUG 5.
24 HOUR FORECAST VALID 0600 UTC THU AUG 6.
48 HOUR FORECAST VALID 0600 UTC FRI AUG 7.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.12 HOUR FORECAST WITHIN 01N121W TO 03N123W TO 03N138W TO
00N140W TO 03S120W TO 01N121W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S SWELL.
.24 HOUR FORECAST WITHIN 03N111W TO 03N122W TO 00N140W TO
01S120W TO 03.4S120W TO 03.4S102W TO 03N111W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 03N103W TO 03N119W TO 00N132W TO
02S120W TO 03.4S120W TO 03.4S100W TO 03N103W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.18 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 12N88W TO 11N88W TO
10N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 12N87W TO 12N88W TO 11N89W TO 11N88W TO
11N87W TO 11N86W TO 12N87W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 16N95W TO 16N96W TO 15N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 16N95W TO 16N96W TO 15N96W TO 15N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.30 HOUR FORECAST WITHIN 21N132W TO 21N136W TO 17N139W TO
15N136W TO 15N133W TO 18N130W TO 21N132W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN 20N137W TO 21N140W TO 15N140W TO
16N138W TO 18N137W TO 20N137W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN N TO NE SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0730 UTC WED AUG 5...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 07N100W TO 09N120W TO 09N133W. ITCZ
FROM 09N133W TO 09N140W. SCATTERED MODERATE ISOLATED STRONG FROM
05N TO 10N E OF 86W...AND FROM 02N TO 10N BETWEEN 90W AND 107W.
.FORECASTER AL. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0600 UTC AUG 05 2026.
24 HOUR FORECAST VALID 0600 UTC AUG 06 2026.
48 HOUR FORECAST VALID 0600 UTC AUG 07 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST
.WEAK STATIONARY FRONT 30N171W TO 29N173W TO 30N177W.
.24 HOUR FORECAST FRONT BECAME TROUGH 27N177W TO 30N176W.
.48 HOUR FORECAST TROUGH MOVED NW OF AREA.
.LOW 11N177W 1008 MB MOVING W SLOWLY. TROUGH 07N180W TO LOW TO
15N172W. SCATTERED MODERATE TO ISOLATED STRONG TSTMS FROM 10N TO
13N W OF 175W. SCATTERED MODERATE TSTMS FROM 11N TO 16N BETWEEN
165W AND 170W.
.24 HOUR FORECAST LOW 11N178W 1008 MB. TROUGH 08N180W TO LOW TO
17N173W.
.48 HOUR FORECAST LOW AND TROUGH MOVED W OF AREA.
.TROUGH 15N154W TO 19N153W TO 21N151W MOVING WSW 10 KT.
.24 HOUR FORECAST TROUGH 15N160W TO 19N161W.
.48 HOUR FORECAST TROUGH 15N170W TO 15N167W.
.LOW 28N146W 1014 MB MOVING W SLOWLY. TROUGH 24N147W TO LOW TO
30N145W.
.24 HOUR FORECAST LOW 28N147W 1015 MB. TROUGH 22N145W TO LOW TO
30N147W.
.48 HOUR FORECAST LOW OPENED UP TO TROUGH 324151W TO 30N150W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3 M FROM 12N TO 19N W OF 172W.
.24 HOUR FORECAST SEAS SUBSIDE BELOW 2.5 M.
.48 HOUR FORECAST NEW TROUGH FROM 10N141W TO 17B142W. SEAS 2.5 TO
3 M FROM 15N TO 21N E OF 144W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 08N140W TO 05N150W TO 03N160W. SCATTERED MODERATE TO
ISOLATED STRONG TSTMS UP TO 245 NM ALONG EITHER SIDE OF ITCZ.
.SCATTERED MODERATE TSTMS FROM 00N TO 08N BETWEEN 165W AND 172W.
$$
.FORECASTER CHAN. HONOLULU HI.=