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000
FZPN01 KWBC 182228
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU APR 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 1800 UTC APR 18.
24 HOUR FORECAST VALID 1800 UTC APR 19.
48 HOUR FORECAST VALID 1800 UTC APR 20.

.WARNINGS.

...STORM WARNING...
.LOW 52N160W 995 MB MOVING SE 10 KT. WITHIN 180 NM N AND NE OF A
FRONT FROM 58N157W TO 55N146W...180 NM NE AND E OF FRONT FROM
55N146W TO 50N143W WINDS 35 TO 50 KT. SEAS 10 TO 20 FT. HIGHEST
NEAR 56N151W. ELSEWHERE WITHIN 720 NM NE AND SE QUADRANTS...420
NM W SEMICIRCLE AND WITHIN 240 NM E OF FRONT FROM 50N143W TO
37N143W WINDS 25 TO 40 KT. SEAS 8 TO 17 FT...HIGHEST W
SEMICIRCLE.
.24 HOUR FORECAST LOW 50N155W 994 MB. WITHIN 540 NM SW
SEMICIRCLE AND WITHIN 180 NM N AND NE OF FRONT FROM 58N155W TO
53N142W TO 47N138W WINDS 25 TO 40 KT. SEAS 9 TO 17 FT. ELSEWHERE
WITHIN 240 NM NE...600 NM S...480 NM SW AND 780 NM NW QUADRANTS
WINDS 20 TO 30 KT. SEAS 8 TO 14 FT IN MIXED SWELL.
.48 HOUR FORECAST LOW 51N150W 1003 MB. WITHIN 540 NM SE...240 NM
S AND SW QUADRANTS WINDS 20 TO 30 KT.SEAS 8 TO 14 FT.

...GALE WARNING...
.42 HOUR FORECAST NEW LOW 46N134W 1008 MB. FROM 40N TO 50N
BETWEEN 130W AND 140W WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 48N130W 1004 MB. WITHIN 180 NM S
SEMICIRCLE AND 420 NM NW QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO
14 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW W OF AREA 39N155E 984 MB. FROM 36N TO 44N
W OF 165E WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 30N
TO 47N W OF 173E WINDS 20 TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 42N167W 1000 MB.
WITHIN 300 NM SE AND S QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14
FT. ESLEWHERE FROM 35N TO 47N BETWEEN 160W AND 175W WINDS 20 TO
30 KT. SEAS TO 10 FT

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF A LINE FROM 58N166W TO
58N171W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 55N W
OF 165W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N AND NE OF A
LINE FROM 55N167W TO 60N179W.
.48 HOUR FORECAST LIGHT FREEZING SPRAY N OF 58N W OF 172W.

.SYNOPSIS AND FORECAST.

.LOW W OF AREA NEAR 46N156E 1003 MB MOVING NE 30 KT. WITHIN 180
NM N AND NE OF A LINE FROM 50N160E TO 48N170E...WITHIN 300 NM NE
AND E OF A LINE FROM 48N170E TO 40N173E AND FROM 33N TO 38N
BETWEEN 177E AND 172E WINDS 20 TO 30 KT.SEAS TO 11 FT.
.24 HOUR FORECAST LOW 49N173E 1012 MB. FROM 34N TO 49N BETWEEN
176W AND 180W WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED ABOVE IN
WARNINGS SECTION WITH LOW 42N167W.

.FROM 39N TO 46N E OF 129W AREA OF N WINDS TO 25 KT.SEAS TO 9 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 48N BETWEEN
157W AND 167W...N OF 55N W OF 177W...FROM 40N TO 50N W OF 175E.
.24 HOUR FORECAST DENSE FOG FROM 47N TO 52N BETWEEN 151W AND
158W...N OF 53N BETWEEN 163W AND 169W AND FROM 43N TO 51N W OF
177W.
.48 HOUR FORECAST DENSE FOG FROM 45N TO 47N BETWEEN 157W AND
169W...N OF 56N BETWEEN 164W AND 175W...N OF 57N W OF 179E AND
FROM 42N TO 47N W OF 170E.

.FORECASTER FUTTERMAN. 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 1800 UTC THU APR 18.
24 HOUR FORECAST VALID 1800 UTC FRI APR 19.
48 HOUR FORECAST VALID 1800 UTC SAT APR 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 14N136W TO 13N140W TO 07N140W TO 10N134W TO 07N125W TO
09N124W TO 14N136W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E
SWELL.
.24 HOUR FORECAST WITHIN 11N137W TO 13N140W TO 09N140W TO
10N136W TO 11N137W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E
SWELL.
.48 HOUR FORECAST WITHIN 11N137W TO 11N138W TO 10N140W TO
08N140W TO 08N138W TO 09N136W TO 11N137W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN E SWELL.

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

CONVECTION VALID AT 2030 UTC THU APR 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 08N80W TO 09N86W TO 06N96W. ITCZ FROM 06N97W TO
06N119W TO 05N135W. SCATTERED MODERATE ISOLATED STRONG FROM 04N
TO 08N BETWEEN 116W AND 130W. SCATTERED MODERATE FROM 04N TO 07N
BETWEEN 90W AND 96W.

$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.