341
FZPN01 KWBC 180403
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC THU JUL 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JUL 18.
24 HOUR FORECAST VALID 0000 UTC JUL 19.
48 HOUR FORECAST VALID 0000 UTC JUL 20.

.WARNINGS.

...GALE WARNING...
.LOW 51N159W 1005 MB MOVING SE 15 KT. BETWEEN 60 NM AND 180 NM
NE...60 NM AND 300 NM SE AND WITHIN 300 NM SW AND 120 NM NW
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 50N150W 1007 MB. WITHIN 300 NM SW
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 44N
TO 52N BETWEEN 144W AND 157W WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 50N145W 1009 MB. FROM 45N TO 53N BETWEEN
140W AND 151W WINDS 20 TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.LOW 50N162E 998 MB MOVING E 10 KT. BETWEEN 90 NM AND 180 NM S
AND SW QUADRANTS...WITHIN 240 NM NE AND E OF A FRONT FROM 52N165W
TO 47N164E AND WITHIN 180 SE AND S OF FRONT FROM 47N164E TO
45N160E. WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 50N169E 998 MB. N OF 45N BETWEEN 170E AND
164E...FROM 52N TO 57N W OF 174W AND WITHIN 360 NM E AND SE OF A
FRONT FROM 52N178E TO 36N166E WINDS 25 TO 35 KT. SEAS 8 TO 12
FT...HIGHEST NEAR 47N178E.
.48 HOUR FORECAST LOW 52N173E 998 MB. BETWEEN 300 AND 660 NM NE
SEMICIRCLE...WITHIN 360 NM SE...SW AND 180 NM NW QUADRANTS AND
WITHIN 360 NM E AND SE OF A FRONT FROM 52N176W TO 45N180W TO
36N170E WINDS 20 TO 30 KT. SEAS TO 11 FT.

.SYNOPSIS AND FORECAST.

.LOW 52N136W 1012 MB MOVING NE 30 KT. WITHIN 120 NM W OF A LINE
FROM 44N138W TO 53N136W WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.24 FORECAST LOW DISSIPATED ASSOCIATED CONDITIONS DIMINISHED.

.LOW 42N136W 1012 MB MOVING NE 10 KT. WITHIN 120 NM E AND SE OF A
FRONT FROM THE LOW TO 38N136W TO 35N141W WINDS TO 25 KT. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST LOW 46N133W 1012 MB. ASSOCIATED CONDITIONS
DIMINISHED.

.E OF A LINE FROM 39N126W TO 32N121W AREA OF NW WINDS TO 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST E OF A LINE FROM 32N122W TO 40N127W AREA OF NW
WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST E OF A LINE FROM 31N124W TO 40N127W AREA OF NW
WINDS 20 TO 30 KT. SEAS TO 10 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 47N
BETWEEN 172W AND 165E AND FROM 47N TO 52N BETWEEN 170E AND 164E.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 54N BETWEEN 176W AND
170E AND WITHIN 180 NM NE OF A LINE FROM 50N176W TO 44N168W.
.48 HOUR FORECAST DENSE FOG WITHIN 180 NM E AND SE OF A LINE FROM
51N177W TO 44N179E AND WITHIN 300 NM NE OF A LINE FROM 56N173E TO
45N166W.

.FORECASTER FUTTERMAN. 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 0000 UTC THU JUL 18.
24 HOUR FORECAST VALID 0000 UTC FRI JUL 19.
48 HOUR FORECAST VALID 0000 UTC SAT JUL 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 17N126W 1008 MB. WITHIN 19N125W TO 20N127W TO
19N128W TO 17N129W TO 17N127W TO 18N125W TO 19N125W NE WINDS 20
TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST LOW PRES DISSIPATED. WITHIN 19N127W TO 21N127W
TO 20N129W TO 19N130W TO 17N130W TO 17N129W TO 19N127W NE WINDS
20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST WITHIN 20N131W TO 21N131W TO 21N133W TO
20N134W TO 19N135W TO 18N133W TO 20N131W NE WINDS 20 TO 25 KT.
SEAS 8 FT.

.WITHIN 07N99W TO 06N102W TO 05N102W TO 04N101W TO 04N99W TO
05N99W TO 07N99W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW
SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

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

CONVECTION VALID AT 0330 UTC THU JUL 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 09N83W TO 09N100W TO 08N116W...AND
THEN FROM 18N116W TO LOW PRES NEAR 17N126W 1008 MB TO 12N140W.
SCATTERED MODERATE ISOLATED STRONG FROM 06N TO 13N BETWEEN 79W
AND 118W.


.FORECASTER AREINHART. NATIONAL HURRICANE CENTER.

$$