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000
FZPN01 KWBC 211621
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC SUN APR 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC APR 21.
24 HOUR FORECAST VALID 1200 UTC APR 22.
48 HOUR FORECAST VALID 1200 UTC APR 23.

.WARNINGS.

...STORM WARNING...
.LOW 56N173E 999 MB MOVING S 10 KT THEN TURNING SE 15 KT AFTER
24 HOURS. WITHIN 240 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO
14 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 53N173E 979 MB AND
SECOND LOW 55N179W 982 MB. WITHIN 300 NM NW AND 240 NM SW
QUADRANTS OF MAIN LOW WINDS 35 TO 50 KT. SEAS 12 TO 23 FT.
ELSEWHERE N OF  48N W OF 175E...AND N OF 48N BETWEEN 163W AND
174W...AND N OF A LINE FROM 52N174W TO 55N180W TO 55N175E WINDS
25 TO 40 KT. SEAS 8 TO 19 FT.
.48 HOUR FORECAST LOW 54N180W 970 MB. WITHIN 300 NM S AND
SE...AND 360 NM W AND 420 NM NW QUADRANTS WINDS 35 TO 50 KT.
SEAS 13 TO 25 FT. ELSEWHERE N OF 46N W OF 173W WINDS 25 TO 40
KT. SEAS 10 TO 20 FT.

...GALE WARNING...
.COMPLEX LOW WITH MAIN LOW 38N163E 993 MB MOVING NE 30 KT.
WITHIN 420 NM S AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 19
FT.
.24 HOUR FORECAST COMPLEX LOW DISSIPATED. FROM 33N TO 45N
BETWEEN 168W AND 173E WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 44N172E 995 MB MOVING NE 35 KT. WITHIN 600 NM S AND 540 NM
E QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.
.06 HOUR FORECAST LOW 47N176E 992 MB. WITHIN 420 NM E AND 660 NM
SE QUADRANTS WINDS 25 TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 55N179W 982 MB. CONDITIONS DESCRIBED ABOVE
WITH COMPLEX LOW 53N173E.

...GALE WARNING...
.LOW 45N156W 1001 MB MOVING NE 25 KT. FRONT FROM LOW TO 44N154W
TO 40N156W TO 37N160W. WITHIN 180 NM E AND SE OF FRONT WINDS 25
TO 35 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 53N147W 1001 MB.
WITHIN 240 NM S AND SW...AND 420 NM SE QUADRANT WINDS 25 TO 35
KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 52N138W 1004 MB. WITHIN 240 NM S AND SW
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.

...GALE WARNING...
.LOW 53N132W 1010 MB MOVING N 10 KT. WITHIN 240 NM S AND SW
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.12 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.FROM 33N TO 42N BETWEEN 128W AND 120W AREA OF N TO NW WINDS 20
TO 30 KT. SEAS TO 10 FT.
.12 HOUR FORECAST FROM 38N TO 43N E OF 128W AREA OF N WINDS 25
TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST FROM 35N TO 44N BETWEEN 128W AND 124W AREA OF
N TO NW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST FROM 35N TO 44N BETWEEN 128W AND 124W AREA OF
N TO NW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 58N W OF
174W...FROM 42N TO 50N BETWEEN 179W AND 165E...AND FROM 51N TO
58N BETWEEN 172W AND 178E.
.24 HOUR FORECAST DENSE FOG FROM 41N TO 53N BETWEEN 162W AND
180W...AND W OF A LINE FROM 60N174W TO 58N176W TO 53N168W.
.48 HOUR FORECAST DENSE FOG FROM 48N TO 61N W OF 175W...AND FROM
41N TO 53N BETWEEN 150W AND 166W.

.FORECASTER ROWLAND. 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 SUN APR 21.
24 HOUR FORECAST VALID 1200 UTC MON APR 22.
48 HOUR FORECAST VALID 1200 UTC TUE APR 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 14N134W TO 15N140W TO 06N140W TO 07N130W TO 09N128W TO
14N134W WINDS 20 KT OR LESS. SEAS 8 FT IN N SWELL AND NE WIND
WAVES.
.24 HOUR FORECAST WITHIN 10N134W TO 13N137W TO 13N140W TO
04N140W TO 07N134W TO 10N134W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN N SWELL AND NE WIND WAVES.
.48 HOUR FORECAST WITHIN 10N138W TO 12N140W TO 05N140W TO
06N138W TO 07N138W TO 10N138W WINDS 20 KT OR LESS. SEAS 8 FT IN N
SWELL AND NE WIND WAVES.

.24 HOUR FORECAST WITHIN 16N93W TO 16N95W TO 14N95W TO 14N94W TO
16N93W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 30
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 15N97W TO 14N97W TO
13N97W TO 13N96W TO 15N94W...INCLUDING THE GULF OF
TEHUANTEPEC... N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

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

CONVECTION VALID AT 1430 UTC SUN APR 21...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 08N78W TO 07N100W. ITCZ FROM 07N100W TO
04N140W. SCATTERED MODERATE FROM 00N TO 08N E OF 85W...FROM 03N
TO 07N BETWEEN 89W AND 105W...AND FROM 04N TO 07N BETWEEN 113W
AND 140W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.