353
FZPN01 KWBC 142138
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI AUG 14 2026

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 14.
24 HOUR FORECAST VALID 1800 UTC AUG 15.
48 HOUR FORECAST VALID 1800 UTC AUG 16.

.WARNINGS.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER JUST W OF AREA NEAR 40N179E 993 MB
MOVING NE 35 KT. WITHIN 420 NM NW OF A LINE FROM 33N178W TO
42N166W WINDS 25 TO 40 KT. SEAS 3.5 TO 5 M. ELSEWHERE WITHIN 720
NM NW OF A LINE FROM 41N162W TO 30N179W WINDS 20 TO 30 KT. SEAS
2.5 TO 4 M.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER NEAR 51N165W 992
MB AND SECOND CENTER NEAR 41N176W 1002 MB. WITHIN 420 NM SE...360
NM NE...150 NM NW QUADRANTS....AND WITHIN 180 NM NW OF A LINE
FROM 44N162W TO 34N175W WINDS 25 TO 35 KT. SEAS 3 TO 5
M...HIGHEST S OF FIRST CENTER. ELSEWHERE WITHIN AREA BOUNDED BY A
LINE FROM 31N180W TO 32N173W TO 50N151W TO 57N165W TO 42N180W TO
31N180W WINDS TO 25 KT. SEAS TO 4 M.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER NEAR 56N164W 994
MB AND SECOND CENTER NEAR 39N173W 1010 MB. FROM 44N TO 60N
BETWEEN 143W AND 174W...AND FROM 33N TO 44N BETWEEN 162W AND 177W
WINDS 20 TO 30 KT. SEAS TO 4.5 M...HIGHEST NEAR 48N160W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 46N
BETWEEN 170W AND 177W...FROM 51N TO 54N BETWEEN 180W AND
175E...WITHIN 120 NM NE OF A LINE FROM 58N170W TO 61N176W...AND
WITHIN 150 NM NE OF A LINE FROM 47N145W TO 56N151W TO 57N157W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 53N BETWEEN 157W AND
167W...FROM 57N TO 62N BETWEEN 167W AND 176W...N OF 63N BETWEEN
166W AND 172W...AND WITHIN 60 NM E OF A LINE FROM 54N147W TO
51N147W.
.48 HOUR FORECAST DENSE FOG FROM 48N TO 55N BETWEEN 146W AND
160W...AND N OF 59N BETWEEN 166W AND 177W.

.FORECASTER POCHE. 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 FRI AUG 14.
24 HOUR FORECAST VALID 1800 UTC SAT AUG 15.
48 HOUR FORECAST VALID 1800 UTC SUN AUG 16.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION HERNAN NEAR 15.6N 132.1W 1006 MB AT 2100
UTC AUG 14 MOVING N OR 360 DEG AT 0 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. WITHIN 19N133W TO 20N134W TO 19N135W TO
16N134W TO 15N132W TO 16N131W TO 19N133W WINDS 20 TO 30 KT. SEAS
2.5 TO 3.0 M. WITHIN 21N129W TO 25N140W TO 19N140W TO 13N136W TO
12N133W TO 19N128W TO 21N129W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW HERNAN NEAR 15.4N
135.1W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 17N133W
TO 17N134W TO 17N136W TO 15N136W TO 15N134W TO 17N133W WINDS 20
TO 30 KT. SEAS 2.5 TO 3.0 M. WITHIN 22N131W TO 23N136W TO 21N140W
TO 15N140W TO 15N137W TO 17N133W TO 22N131W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW HERNAN NEAR 15.4N
139.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 19N138W
TO 20N139W TO 20N140W TO 16N140W TO 17N139W TO 18N138W TO
19N138W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND
INTENSITY.

.WITHIN 15N94W TO 16N94W TO 16N95W TO 15N96W TO 13N96W TO 14N95W
TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC... NE WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 13N96W TO
12N95W TO 13N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC
... N WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 11N86W TO 12N87W TO 12N89W TO 10N90W TO 09N88W TO 10N86W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... WINDS 20 KT OR
LESS. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 12N89W TO 10N90W TO
09N88W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.WITHIN 02N95W TO 04N104W TO 00N112W TO 03S113W TO 03S100W TO
02N95W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 00N106W TO 01N112W TO 01N118W TO
03S120W TO 03.4S106W TO 00N106W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 01S106W TO 02N117W TO 01N122W TO
03.4S120W TO 02S97W TO 01S106W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S TO SW SWELL.

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

CONVECTION VALID AT 2100 UTC FRI AUG 14...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH EXTENDS FROM COASTAL PANAMA AT 08N78W TO
10N93W TO 07N103W. THE ITCZ BEGINS THERE AND EXTENDS TO 16N122W.
COSTA RICA AT 09N83W TO 08N104W. THE ITCZ BEGINS THERE AND
EXTENDS TO 12N128W. SCATTERED MODERATE AND ISOLATED STRONG
CONVECTION IS NOTED NORTH OF 04N EAST OF 90W, FROM 03N-11N
BETWEEN 94W-104W, FROM 04N-16N BETWEEN 110W-132W, AND FROM
17N-20N BETWEEN 121W-130W.


.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.

$$