639
FZPN01 KWBC 201533
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC SAT JUL 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

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 1200 UTC JUL 20.
24 HOUR FORECAST VALID 1200 UTC JUL 21.
48 HOUR FORECAST VALID 1200 UTC JUL 22.

.WARNINGS.

...GALE WARNING...
.FROM 36N TO 40N BETWEEN 123W AND 125W AREA OF NW WINDS 20 TO 30
KT. SEAS TO 12 FT. ELSEWHERE S OF 42N BETWEEN 120W AND 126W AREA
OF NW TO N WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 33N TO 40N BETWEEN 121W AND 125W AREA OF
NW WINDS 20 TO 30 KT. SEAS TO 12 FT. ELSEWHERE S OF 50N BETWEEN
119W AND 127W AREA OF NW TO N WINDS TO 25 KT. SEAS TO 10
FT...HIGHEST S OF 42N.
.36 HOUR FORECAST FROM 36N TO 40N E OF 125W AREA OF NW WINDS 25
TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST FROM 36N TO 42N BETWEEN 123W AND 127W AREA OF
NW TO N WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE S OF 50N
BETWEEN 121W AND 131W AREA OF NW TO N WINDS TO 25 KT. SEAS TO 11
FT...HIGHEST S OF 43N.

.SYNOPSIS AND FORECAST.

.LOW 51N143W 1009 MB MOVING NE 05 KT AND WILL TURN N AFTER 06
HOURS. WITHIN 180 NM N AND 360 NM S SEMICIRCLES WINDS TO 25 KT.
SEAS TO 10 FT...HIGHEST S SEMICIRCLE. ELSEWHERE WITHIN 420 NM S
SEMICIRCLE WINDS LESS THAN 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 53N143W 1012 MB. WITHIN 180 NM S AND 420
NM SW QUADRANTS AREA OF W TO NW WINDS TO 25 KT. SEAS TO 9 FT.
ELSEWHERE WITHIN 420 NM SE QUADRANT AREA OF SW WINDS LESS THAN
25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 54N145W 1012 MB. WITHIN 420 NM SE AND 600
NM S QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT.

.LOW 57N144W 1016 MB MOVING NW 10 KT AND WILL TURN W AND THEN SW
AFTER 12 HOURS. WITHIN 180 NM N QUADRANT AREA OF E WINDS TO 25
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 53N143W
ABOVE.

.LOW 53N175E 997 MB MOVING E 05 KT. FROM 46N TO 62N BETWEEN 166W
AND 165E...AND WITHIN 180 NM EITHER SIDE OF A LINE FROM 46N171W
TO 41N177W TO 36N176E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 53N178E 999 MB. WITHIN 180 NM EITHER SIDE
OF A LINE FROM 50N164W TO 42N170W TO 37N177W AREA OF S TO SW
WINDS 20 TO 30 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 660 NM
NE...540 NM SE...AND 480 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO
9 FT.
.48 HOUR FORECAST LOW 54N177E 1001 MB. WITHIN 480 NM SE QUADRANT
AREA OF S TO SW WINDS TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST NEW LOW 53N163W 1013 MB. WITHIN 180 NM EITHER
SIDE OF A LINE FROM 38N178W TO 47N160W TO 48N151W AREA OF S TO
SW WINDS 20 TO 30 KT. SEAS TO 11 FT.

.48 HOUR FORECAST FROM 33N TO 37N BETWEEN 154W AND 161W AREA OF
E TO SE WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN AN AREA
BOUNDED BY A LINE FROM 43N180W TO 52N177W TO 57N175E TO 60N179W
TO 54N166W TO 45N163W TO 43N180W.
.24 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE
FROM 59N178E TO 46N172W TO 46N156W TO 63N174W TO 59N178E.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 42N W OF 163E...WITHIN
90 NM EITHER SIDE OF A LINE FROM 52N163W TO 46N166W TO
43N172W...AND WITHIN 90 NM EITHER SIDE OF A LINE FROM 61N177W TO
47N152W.

.FORECASTER FIGURSKEY. 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 1200 UTC SAT JUL 20.
24 HOUR FORECAST VALID 1200 UTC SUN JUL 21.
48 HOUR FORECAST VALID 1200 UTC MON JUL 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 23N133W TO 23N135W TO 22N137W TO 20N137W TO 20N135W TO
21N133W TO 23N133W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN
E SWELL.
.24 HOUR FORECAST WITHIN 23.5N139.5W TO 23.5N140W TO 21.5N140W
TO 21.5N139.5W TO 22.5N139.5W TO 23.5N139.5W WINDS 20 KT OR
LESS. SEAS 8 FT IN E TO SE SWELL.
.36 HOUR FORECAST MOVED W OF AREA. OVER FORECAST WATERS WINDS 20
KT OR LESS. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST WITHIN 01S98W TO 01S112W TO 03.4S118W TO
03S94W TO 01S98W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SE TO S
SWELL.
.24 HOUR FORECAST WITHIN 01S95W TO 01S108W TO 03.4S119W TO
03.4S86W TO 01S95W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SE TO
S SWELL.
.48 HOUR FORECAST WITHIN 01N95W TO 00N111W TO 03.4S120W TO
03.4S83W TO 01N95W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S
SWELL.

.36 HOUR FORECAST WITHIN 30N119W TO 30N125W TO 28N125W TO
28N122W TO 29N120W TO 30N119W NW TO N WINDS 20 TO 25 KT. SEAS 8
TO 10 FT IN N SWELL.
.48 HOUR FORECAST WITHIN 30N118W TO 30N130W TO 26N127W TO
25N124W TO 27N120W TO 30N118W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN N SWELL.

.36 HOUR FORECAST WITHIN 09N109W TO 09N113W TO 07N115W TO
06N116W TO 05N113W TO 07N110W TO 09N109W WINDS 20 KT OR LESS.
SEAS 8 FT IN S SWELL.
.48 HOUR FORECAST WITHIN 10N108W TO 09N115W TO 08N117W TO
05N117W TO 05N114W TO 08N107W TO 10N108W WINDS 20 KT OR LESS.
SEAS 8 FT IN S SWELL.

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

CONVECTION VALID AT 1500 UTC SAT JUL 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 09N115W. ITCZ FROM 09N115W TO
BEYOND 11N125W...AND FROM 09N130W TO BEYOND 06N140W. SCATTERED
MODERATE TO ISOLATED STRONG FROM 08N TO 11N EAST OF 88W...FROM
10N TO 15N BETWEEN 93W AND 98W...AND FROM 08N TO 11N BETWEEN
105W AND 110W. SCATTERED MODERATE CONVECTION IS NOTED WITHIN 90
NM EITHER SIDE OF ITCZ BETWEEN 120W AND 125W...AND BETWEEN 130W
AND 140W.

$$

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.