High Seas Forecast
Issued by NWS

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FZPN01 KWBC 200959
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU JUN 20 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP

SECURITE

PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT
TO 50N 160E

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0600 UTC JUN 20.
24 HOUR FORECAST VALID 0600 UTC JUN 21.
48 HOUR FORECAST VA LID 0000 UTC JUN 22.

..WARNINGS.

...GALE WARNING...
.LOW 41N165E 993 MB MOVING NE 15 KT. WITHIN 300 NM S...240 NM SW
AND 180 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT...
HIGHEST S OF LOW. ELSEWHERE FROM 34N TO 45N W OF 174E WINDS 20
TO 30 KT. SEAS TO 12 FT...HIGHEST S AND SW OF LOW.
.24 HOUR FORECAST LOW 44N173E 996 MB. WITHIN 360 NM S AND 300 NM
SW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 19 FT. ELSEWHERE
WITHIN 360 NM NW SEMICIRCLE...540 NM S AND SE AND 480 NM E
QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 47N179W 1004 MB. WITHIN 360 NM NW
SEMICIRCLE...420 NM S AND 480 NM E QUADRANTS WINDS 20 TO 30 KT.
SEAS 8 TO 15 FT...HIGHEST NEAR 42N180W...EXCEPT SEAS 8 FT OR
LESS E OF 173W.

...GALE WARNING...
.LOW 47N165W 996 MB MOVING NE 25 KT. WITHIN 180 NM S AND 150 NM
W QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE FROM
42N TO 51N BETWEEN 152W AND 170W AND WITHIN 300 NM E OF A LINE
FROM 42N162W TO 34N173W WINDS 20 TO 30 KT. SEAS 8 TO 11
FT...EXCEPT SEAS 8 FT OR LESS N OF 47N.
.24 HOUR FORECAST LOW 52N151W 999 MB. FROM 45N TO 49N BETWEEN
149W AND 157W WINDS 25 TO 35 KT. SEAS 9 TO 14 FT. ELSEWHERE
WITHIN 360 NM N AND NW...540 NM SW...660 NM S AND 540 NM E
QUADRANTS WINDS TO 25 KT. SEAS 8 TO 11 FT...EXCEPT SEAS TO 8 FT
N OF 51N.
.48 HOUR FORECAST LOW 54N144W 999 MB. BETWEEN 180 NM AND 600 NM
S AND BETWEEN 120 NM AND 420 NM SW QUADRANTS WINDS 20 TO 30 KT.
SEAS 8 TO 13 FT. ELSEWHERE WITHIN 720 NM S AND SW...540 NM E AND
W...AND 300 NM N QUADRANTS WINDS TO 25 KT. SEAS TO 10
FT...EXCEPT N OF 53N SEAS 8 FT OR LESS.

.SYNOPSIS AND FORECAST.

.E OF A LINE FROM 43N127W TO 32N121W AREA OF NW TO N WINDS TO
25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST FROM 32N TO 44N BETWEEN 118W AND 127W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST FROM 33N TO 43N BETWEEN 121W AND 128W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS TO 12 FT.

.LOW 54N145W 1011 MB MOVING N 10 KT. WITHIN 180 NM NE AND 360 NM
E QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DIMINISHED.

.48 HOUR FORECAST LOW 34N163E 1011 MB. FROM 31N TO 37N W OF 172E
WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 35N TO 42N
BETWEEN 123W AND 125W...FROM 31N TO 35N BETWEEN 123W AND
133W...FROM 41N TO 49N BETWEEN 143W AND 168W...AND FROM 40N TO
44N BETWEEN 170E AND 163E.
.24 HOUR FORECAST DENSE FOG FROM 36N TO 41N BETWEEN 123W AND
125W...FROM 46N TO 53N BETWEEN 138W AND 151W...AND FROM 41N TO
45N BETWEEN 178W AND 171E.
.48 HOUR FORECAST DENSE FOG FROM 36N TO 39N E OF 124W...FROM 40N
TO 45N BETWEEN 163W AND 171W...AND FROM 45N TO 49N BETWEEN 171W
AND 177E.

.FORECASTER BANCROFT. 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 THU JUN 20.
24 HOUR FORECAST VALID 0600 UTC FRI JUN 21.
48 HOUR FORECAST VALID 0600 UTC SAT JUN 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 10N91W TO 13N95W TO 11N104W TO 09N104W TO 06N98W TO
09N92W TO 10N91W SW WINDS 20 TO 25 KT. SEAS 9 TO 11 FT.
ELSEWHERE WITHIN 15N93W TO 18N105W TO 14N110W TO 08N102W TO
12N102W TO 11N89W TO 15N93W...INCLUDING WATER S OF THE GULF OF
TEHUANTEPEC...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN W SWELL.
.24 HOUR FORECAST WITHIN 12N90W TO 11N96W TO 10N100W TO 09N100W
TO 10N95W TO 10N92W TO 12N90W SW TO W WINDS 20 TO 25 KT. SEAS 9
TO 11 FT. ELSEWHERE WITHIN 14N92W TO 15N107W TO 12N110W TO
07N109W TO 06N98W TO 09N90W TO 14N92W WINDS 20 KT OR LESS. SEAS 8
TO 11 FT IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 12N92W TO 12N101W TO 11N106W TO 06N103W
TO 06N97W TO 09N92W TO 12N92W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN S TO SW SWELL.

.WITHIN 22N109W TO 23N110W TO 23N111W TO 21N110W TO 21N109W TO
22N109W...INCLUDING WATERS NEAR CABO SAN LUCAS...W TO NW WINDS
20 TO 25 KT. SEAS 8 FT. ELSEWHERE WITHIN 20N108W TO 22N109W TO
21N110W TO 19N110W TO 18N109W TO 18N108W TO 20N108W WINDS 20 KT
OR LESS. SEAS 8 FT IN NW SWELL.
.12 HOUR FORECAST WITHIN 29N115W TO 30N116W TO 26N115W TO
26N114W TO 22N109W TO 23N110W TO 29N115W...INCLUDING SEBASTIAN
VIZCAINO BAY AND WATERS NEAR CABO SAN LUCAS...NW WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT. ELSEWHERE WITHIN 20N108W TO 22N109W TO
21N110W TO 19N110W TO 18N109W TO 19N107W TO 20N108W WINDS 20 KT
OR LESS. SEAS 8 FT IN NW SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 03S107W TO 02S114W TO 02S120W TO 03.4S120W TO 03.4S104W
TO 03S107W WINDS 20 KT OR LESS. SEAS 8 FT IN SE TO S SWELL.
.24 HOUR FORECAST WITHIN 01S103W TO 01N111W TO 00N121W TO
03.4S120W TO 03.4S100W TO 01S103W WINDS 20 KT OR LESS. SEAS 8 FT
IN S TO SW SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
8 FT IN SE TO S SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0900 UTC THU JUN 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH AXIS EXTENDS FROM 14N97W TO 13N115W TO 08N126W.
ITCZ AXIS EXTENDS FROM 08N126W TO BEYOND 06N140W. SCATTERED
MODERATE TO ISOLATED STRONG N OF 07N BETWEEN 83W AND 99W...AND
FROM 08N TO 11N BETWEEN 101W AND 121W. SCATTERED MODERATE FROM
05N TO 07N BETWEEN 131W AND 135W.

$$

.FORECASTER CHAN. NATIONAL HURRICANE CENTER.