Expires:No;;694066
FZPN01 KWBC 300355
HSFEP1

HIGH SEAS FORECAST 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
0430 UTC WED APR 30 2025 

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0000 UTC APR 30. 
24 HOUR FORECAST VALID 0000 UTC MAY 01. 
48 HOUR FORECAST VALID 0000 UTC MAY 02. 

.WARNINGS. 

...GALE WARNING... 
.COMPLEX LOW WITH FIRST CENTER 56N160W 990 MB MOVING NE 10 KT 
AND SECOND CENTER 49N159W 997 MB MOVING NE 30 KT. BETWEEN 300 NM 
AND 960 NM SW QUADRANT OF FIRST CENTER...AND WITHIN 120 NM S 
SEMICIRCLE OF SECOND CENTER WINDS 25 TO 35 KT. SEAS 10 TO 20 FT. 
ELSEWHERE WITHIN 600 NM E...720 NM SE...900 NM S...1020 NM SW 
AND 900 NM W QUADRANTS OF FIRST CENTER WINDS 20 TO 30 KT. SEAS 8 
TO 14 FT. 
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 59N157W 994 MB 
AND SECOND CENTER 59N150W 995 MB. WITHIN 180 NM N AND E OF A 
LINE FROM 60N148W TO 59N143W TO 55N141W WINDS 25 TO 40 KT. SEAS 
9 TO 15 FT. WITHIN AN AREA BOUNDED BY 
55N165W...45N147W...39N155W... 53N175W...55N165W WINDS 25 TO 35 
KT. SEAS 9 TO 15 FT. ELSEWHERE WITHIN 240 NM E OF A LINE FROM 
56N142W TO 50N140W TO 43N143W TO 36N149W WINDS 20 TO 30 KT. SEAS 
TO 12 FT. 
.48 HOUR FORECAST LOWS DISSIPATED WITH NEW LOW FORMED NEAR 
55N149W 989 MB. FRONT WILL EXTEND FROM 60N147W TO 56N137W TO 
50N133W TO 38N138W WITHIN 120 NM NE AND E OF FRONT N OF 52N 
WINDS 25 TO 40 KT. SEAS 9 TO 15 FT. ELSEWHERE FROM 40N TO 57N 
BETWEEN 140W AND 162W...ALSO WITHIN 180 NM E OF FRONT WINDS 20 
TO 30 KT. SEAS 8 TO 15 FT. 

...GALE WARNING... 
.LOW W OF AREA NEAR 43N150E 980 MB MOVING NE 20 KT. WITHIN 240  
NM N AND 360 NM E OF A FRONT FROM 44N160E TO 43N163E TO 37N159E. 
WINDS 25 TO 40 KT. SEAS 9 TO 15 FT. 
.24 HOUR FORECAST LOW 46N160E 995 MB. FROM 39N TO 44N BETWEEN 
171E AND 177W...AND WITHIN 300 NM S QUADRANT WINDS 25 TO 35 KT. 
SEAS 9 TO 18 FT. ELSEWHERE W OF A LINE FROM 52N165E TO 50N174E 
TO 42N175W TO 35N170E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 
.48 HOUR FORECAST LOW 45N169E 1003 MB. WITHIN 240 NM S AND SW 
QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 
360 NM SE...420 NM SW...420 NM W AND 360 NM N QUADRANTS...ALSO 
WITHIN AN AREA BOUNDED BY 49N172W...36N174E...36N177W...40N163W 
...45N163W...49N172W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 

.SYNOPSIS AND FORECAST. 

.FROM 33N TO 43N BETWEEN 123W AND 128W WINDS 20 TO 30 KT. SEAS 
TO 10 FT. 
.24 HOUR FORECAST FROM 34N TO 43N BETWEEN 123W AND 127W WINDS 20 
TO 30 KT. SEAS TO 11 FT. 
.48 HOUR FORECAST CONDITIONS DIMINISHED. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM S OF 
A LINE FROM 46N136W TO 43N142W TO 42N146W...ALSO N OF 59N E OF 
150W...AND N OF 53N BETWEEN 164W AND 174W...ALSO FROM 39N TO 45N 
W OF 166E. 
.24 HOUR FORECAST DENSE FOG FROM 44N TO 56N BETWEEN 137W AND 
144W AND N OF 55N BETWEEN 154W AND 166W...ALSO FROM 38N TO 47N 
BETWEEN 168E AND 178E. 
.48 HOUR FORECAST DENSE FOG N OF 56N E OF 164W...AND FROM 41N TO 
47N BETWEEN 167W AND 180W. 

.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 58N W OF 172W. 
.48 HOUR FORECAST LIGHT FREEZING SPRAY N OF 57N W OF 166W. 

.FORECASTER SHAW. 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 0000 UTC WED APR 30.
24 HOUR FORECAST VALID 0000 UTC THU MAY  1.
48 HOUR FORECAST VALID 0000 UTC FRI MAY  2.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 12N117W TO 17N121W TO 23N140W TO 03N140W TO 04N121W TO
12N117W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 13N132W TO 16N136W TO 17N140W TO
05N140W TO 05N132W TO 07N130W TO 13N132W WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN N AND NE SWELL.
.48 HOUR FORECAST WITHIN 13N134W TO 14N140W TO 03N140W TO
03N136W TO 07N133W TO 13N134W WINDS 20 KT OR LESS. SEAS 8 FT IN N
AND NE SWELL.

.WITHIN 30N120W TO 30N129W TO 28N126W TO 28N122W TO 30N120W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N 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 0130 UTC WED APR 30...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N86W TO 07N102W TO 07N122W. ITCZ FROM 
07N122W TO 06N140W. SCATTERED MODERATE ISOLATED STRONG FROM 05N 
TO 10N E OF 95W...AND FROM 02N TO 10N BETWEEN 120W AND 140W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.