HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC FRI AUG 07 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 07.
24 HOUR FORECAST VALID 0600 UTC AUG 08.
48 HOUR FORECAST VALID 0600 UTC AUG 09.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FROM 48N TO 50N BETWEEN 126W AND 129W AREA OF NW TO N WINDS TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.LOW 44N158W 1009 MB MOVING NE 10 KT. WITHIN 360 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 46N152W 1013 MB. WITHIN 300 NM SE QUADRANT
WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 49N148W 1014 MB. CONDITIONS DIMINISHED.
.LOW 55N172W 1010 MB DRIFTING NE. WITHIN 240 NM SE QUADRANT
WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED.
.48 HOUR FORECAST LOW 60N174W 1010 MB. WITHIN 300 NM E AND 180
NM W AND SW QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 47N W
OF 174W AND FROM 48N TO 54N BETWEEN 168W AND 176W.
.24 HOUR FORECAST DENSE FOG FROM 41N TO 45N W OF 173W.
.48 HOUR FORECAST DENSE FOG FROM 48N TO 51N BETWEEN 140W AND
150W.
.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.
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 FRI AUG 7.
24 HOUR FORECAST VALID 0600 UTC SAT AUG 8.
48 HOUR FORECAST VALID 0600 UTC SUN AUG 9.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO 14N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20
TO 30 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC... N WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 14N95W TO
15N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC... N TO NE WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.WITHIN 11N86W TO 12N87W TO 12N88W TO 11N89W 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.
.24 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 12N89W TO 10N89W 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 WITHIN 11N86W TO 12N87W TO 12N89W TO 10N90W TO
09N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.WITHIN 06N102W TO 06N108W TO 00N120W TO 03.4S120W TO 03S100W TO
06N102W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 01N111W TO 04N113W TO 02N122W TO
00N123W TO 03.4S120W TO 03.4S112W TO 01N111W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN S SWELL.
.48 HOUR FORECAST WITHIN 01N115W TO 04N126W TO 00N130W TO
03.4S120W TO 00N120W TO 03S113W TO 01N115W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S SWELL.
.WITHIN 21N135W TO 21N140W TO 16N140W TO 16N137W TO 17N133W TO
21N135W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 19N138W TO 20N140W TO 15N140W TO
16N138W TO 17N137W TO 19N138W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN N TO NE SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0730 UTC FRI AUG 7...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 10N97W. ITCZ FROM 10N97W TO
10N105W...FROM 08N110W TO 07N125W...AND FROM 07N129W TO 07N140W.
SCATTERED MODERATE ISOLATED STRONG FROM 04N TO 11N BETWEEN 95W
AND 111W...AND FROM 03N TO 09N BETWEEN 125W AND 130W.
$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0600 UTC AUG 07 2026.
24 HOUR FORECAST VALID 0600 UTC AUG 08 2026.
48 HOUR FORECAST VALID 0600 UTC AUG 09 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST
.TROUGH 30N150W 28N150W 26N150W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 30N153W 29N154W 27N154W.
.48 HOUR FORECAST TROUGH 30N156W 29N156W 28N156W.
.LOW NEAR 15N142W 1008 MB MOVING W 10 KT. TROPICAL WAVE FROM
19N141W
TO LOW TO 06N141W.
.24 HOUR FORECAST LOW NEAR 14N146W 1010 MB. TROUGH 15N146W TO
LOW TO 07N149W. WINDS 20 TO 25 KT FROM 21N TO 15N BETWEEN 140W AND
149W. SEAS 2.5 M TO 3 M FROM 20N TO 15N BETWEEN 141W AND 148W.
.48 HOUR FORECAST LOW WEAKENED TO TROUGH 14N146W 10N146W 07N146W.
WINDS
20 TO 25 KT FROM 20N TO 15N BETWEEN 146W TO 159W. SEAS 2.5 TO 3 M
FROM 20N TO 15N BETWEEN 144W TO 157W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 M OR LESS OVER REMAINDER OF FORECAST AREA.
.ITCZ 05N175W 04N155W 06N143W SCATTERED MODERATE TSTMS WITHIN 300
NM
S OF ITCZ....AND WITHIN 180 NM N OF ITCZ.
.ISOLATED MODERATE TSTMS N OF 28N BETWEEN 164W AND 170W...AND
BETWEEN
10N AND 15N BETWEEN 169W AND 175W.
$$
.FORECASTER M BALLARD. HONOLULU HI.=