HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUL 11.
24 HOUR FORECAST VALID 1200 UTC JUL 12.
48 HOUR FORECAST VALID 1200 UTC JUL 13.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW 58N177E 1002 MB MOVING NE 20 KT. WITHIN 180 NM EITHER SIDE
OF A LINE FROM 51N174E TO 58N171W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
64N167W.
.INLAND LOW 61N164W 997 MB MOVING N 10 KT TURNING NW AND SLOWING
AFTER 12 HOURS. BETWEEN 60 NM AND 360 NM S QUADRANT WINDS 20 TO
30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 64N167W 994 MB. FROM 63N TO 67N BETWEEN
171W AND 167W...FROM 63N TO 65N BETWEEN 165W AND 161W...AND FROM
56N TO 58N BETWEEN 166W AND 162W...WINDS 20 TO 30 KT. SEAS TO 3.5
M.
.48 HOUR FORECAST LOW 64N168W 1000 MB. CONDITIONS DIMINISHED.
.FROM 48N TO 56N BETWEEN 164W AND 156W AREA OF W TO NW WINDS TO
25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST FROM 48N TO 51N BETWEEN 162W AND 154W AREA OF W
WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.
.LOW 45N180W 1015 MB MOVING N 05 KT. WITHIN AN AREA BOUNDED BY A
LINE FROM 39N180W TO 46N176W TO 45N180W TO 39N180W WINDS TO 25
KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 46N180W 1013 MB. WITHIN AN AREA BOUNDED BY
A LINE FROM 35N180W TO 45N176W TO 45N180W TO 35N180W WINDS TO 25
KT. SEAS TO 3 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 50N175W 1006 MB.
WITHIN AN AREA BOUNDED BY A LINE FROM 38N180W TO 38N171W TO
50N167W TO 50N180W TO 38N180W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST FROM 37N TO 43N BETWEEN 126W AND 123W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST FROM 37N TO 40N BETWEEN 125W AND 123W AREA OF
NW TO N WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST BETWEEN A LINE FROM 60N147W TO 59N141W AND THE
ALASKA COAST AREA OF E WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM EITHER
SIDE OF A LINE FROM 43N180W TO 47N173W TO 49N154W TO 57N152W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM EITHER SIDE OF A LINE
FROM 45N180W TO 50N154W.
.48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE FROM
45N176W TO 46N158W TO 50N155W TO 53N168W TO 50N178W TO 45N176W.
.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 1200 UTC SAT JUL 11.
24 HOUR FORECAST VALID 1200 UTC SUN JUL 12.
48 HOUR FORECAST VALID 1200 UTC MON JUL 13.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.N OF 14N 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 LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.12 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 10.5N TO 12N E OF 90W...INCLUDING THE GULF
OF
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS BUILDING TO 2.5 M.
.48 HOUR FORECAST FROM 10N TO 11.5N E OF 89W...INCLUDING THE GULF
OF
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.30 HOUR FORECAST FROM 10N TO 12N BETWEEN 90W AND 96W NE TO E
WINDS
20 TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 10N TO 13.5N BETWEEN 91W AND 100W E TO SE
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 1500 UTC SAT JUL 11...
.TROPICAL WAVE NEAR 87W...SCATTERED MODERATE ISOLATED STRONG FROM
02N TO 10N E OF 90W.
.TROPICAL WAVE NEAR 101W...SCATTERED MODERATE ISOLATED STRONG
FROM
06N TO 16N BETWEEN 90W AND 101W.
.TROPICAL WAVE NEAR 130W...CLUSTER OF MODERATE TO STRONG FROM 09N
TO 14N BETWEEN 127W AND 130W.
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM A 1008 MB LOW PRESSURE LOCATED
OVER
NORTHERN COLOMBIA NEAR 10N76W TO 07N80W TO 10N90W TO 07N101W TO
14N115W TO BEYOND 05N140W. ASIDE FROM THE CONVECTION ASSOCIATED
WITH
THE TROPICAL WAVES...SCATTERED MODERATE CONVECTION IS SEEN FROM
05N
TO 15N BETWEEN 108W AND 120W...AND FROM 04N TO 08N W OF 134W.
.FORECASTER GR. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1200 UTC JUL 11 2026.
24 HOUR FORECAST VALID 1200 UTC JUL 12 2026.
48 HOUR FORECAST VALID 1200 UTC JUL 13 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROUGH 16N174W 13N177W 10N180W MOVING W SLOWLY. ISOLATED
MODERATE TSTMS FROM 14N TO 06N W OF 173W.
.24 HOUR FORECAST TROUGH MOVED W OF AREA.
.TROUGH 11N158W 06N163W 02N170W MOVING W 10 KT. ISOLATED MODERATE
TSTMS FROM 10N TO 04N BETWEEN 172W AND 163W...AND FROM 12N TO 04N
BETWEEN 159W AND 155W.
.24 HOUR FORECAST TROUGH 10N166W 06N169W 03N172W.
.48 HOUR FORECAST TROUGH 10N169W 05N175W.
.24 HOUR FORECAST NEW LOW NEAR 07N153W 1009 MB. TROUGH FROM
08N150W TO LOW TO 04N154W.
.48 HOUR FORECAST LOW NEAR 08N156W 1009 MB. TROUGH FROM
11N155W TO LOW TO 05N157W.
.WINDS 20 TO 25 KT FROM 25N TO 12N BETWEEN 164W AND 153W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 28N TO 17N BETWEEN 163W
AND 154W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 24N TO 17N BETWEEN 162W
AND 154W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3 M IN AREA BOUNDED BY 23N146W 16N164W 09N166W
15N150W 15N143W 23N146W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M N OF LINE 30N165W 19N154W
16N168W 11N169W 12N145W 24N150W 30N161W.
.48 HOUR FORECAST SEAS LOWERED TO 2.5 M OR LOWER.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 06N140W 05N155W. ISOLATED MODERATE TSTMS S OF 08N E OF
154W.
.ISOLATED MODERATE TSTMS FROM 05N TO 02N W OF 176W.
$$
.FORECASTER TROTTER. HONOLULU HI.=