####018004441####
FZPN01 KWBC 102144

HSFEP1



HIGH SEAS FORECAST

NWS OCEAN PREDICTION CENTER WASHINGTON DC

2230 UTC FRI MAY 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 MAY 10. 

24 HOUR FORECAST VALID 1800 UTC MAY 11.

48 HOUR FORECAST VALID 1800 UTC MAY 12.



.WARNINGS.



...GALE WARNING...

.LOW 55N163W 986 MB MOVING NE 15 KT. WITHIN 360 NM NW SEMICIRCLE

AND 300 NM E AND SE OF A LINE FROM 55N157W TO 51N155W TO 41N165W

WINDS 25 TO 40 KT. SEAS 11 TO 20 FT. ELSEWHERE WITHIN 960 NM S

QUADRANT WINDS 20 TO 30 KT. SEAS 9 TO 18 FT. 

.24 HOUR FORECAST LOW 57N155W 998 MB. WITHIN 180 NM E OF A LINE

FROM 59N145W TO 57N146W TO 52N145W WINDS 25 TO 35 KT. SEAS 9 TO

16 FT. ELSEWHERE FROM 49N TO 60N BETWEEN 140W AND 170W AND WITHIN

180 NM E AND SE OF A LINE FROM 49N147W TO 42N154W WINDS 20 TO 30

KT. SEAS TO 11 FT  

.48 HOUR FORECAST LOW 59N149W 1000 MB. WITHIN 540 NM S QUADRANT

WINDS TO 25 KT. SEAS TO 10 FT. 



...GALE WARNING...

.LOW 45N163E 996 MB MOVING NE 20 KT. WITHIN 420 NM S AND 240 NM W

QUADRANTS WINDS 30 TO 45 KT. SEAS 10 TO 19 FT. ELSEWHERE WITHIN

240 NM N AND NW AND 660 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS 8

TO 13 FT. 

.24 HOUR FORECAST LOW 48N175E 998 MB. WITHIN 420 NM S QUADRANT

WINDS 25 TO 40 KT. SEAS 12 TO 20 FT. ELSEWHERE WITHIN 360 NM N

SEMICIRCLE...720 NM SE QUADRANT...AND 660 NM SW QUADRANT WINDS 20

TO 30 KT. SEAS 8 TO 14 FT. 

.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 48N173W 1002 MB

AND SECOND CENTER 52N164W 1001 MB. WITHIN 420 NM S AND 360 NM W

QUADRANTS OF FIRST CENTER WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.

ELSEWHERE WITHIN 720 NM SW AND 480 NM NW AND N QUADRANTS OF FIRST

CENTER AND 540 NM SE AND 960 NM S QUADRANTS OF SECOND CENTER

WINDS 20 TO 30 KT. SEAS TO 12 FT.



.SYNOPSIS AND FORECAST.



.WITHIN 360 NM NW AND N OF A LINE FROM 37N131W TO 42N126W WINDS

TO 25 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST N OF 45N E OF 130W WINDS 20 TO 30 KT. SEAS TO 9

FT. 

.48 HOUR FORECAST N OF 47N E OF 128W WINDS TO 25 KT. SEAS TO 8

FT. 



.WITHIN 240 NM W AND NW OF A LINE FROM 30N156W TO 35N153W WINDS

TO 25 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST FROM 30N TO 32N BETWEEN 155W AND 172W WINDS TO

25 KT. SEAS TO 8 FT. 

.48 HOUR FORECAST CONDITIONS DIMINISHED.



.48 HOUR FORECAST W OF A LINE FROM 30N163E TO 33N169E WINDS TO 25

KT. SEAS TO 8 FT. 



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 51N TO 59N

BETWEEN 144W AND 169W...N OF 60N W OF ALASKA...AND FROM 40N TO

46N W OF 180W.

.24 HOUR FORECAST DENSE FOG FROM 56N TO 61N BETWEEN 142W AND 168W

AND FROM 42N TO 52N BETWEEN 166W AND 167E. 

.48 HOUR FORECAST DENSE FOG FROM 46N TO 54N BETWEEN 154W AND

174W.



.LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF 168W.

.24 HOUR FORECAST CONDITIONS IMPROVED.



.FORECASTER ACHORN. 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 1800 UTC FRI MAY 10.

24 HOUR FORECAST VALID 1800 UTC SAT MAY 11.

48 HOUR FORECAST VALID 1800 UTC SUN MAY 12.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.WITHIN 12N134W TO 13N134W TO 13N136W TO 12N137W TO 11N137W TO

11N134W

TO 12N134W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NW AND NE 

SWELL.

.12 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 2100 UTC FRI MAY 10...



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 08N76.5W TO 11.5N96W TO 09N107W. ITCZ FROM 

09N107W TO 05N127W TO BEYOND 08.5N140W. SCATTERED MODERATE TO 

STRONG CONVECTION FROM 06.5N TO 12.5N BETWEEN 85W AND 105W. 

SCATTERED MODERATE CONVECTION FROM 04.5N TO 07N BETWEEN 125W AND

129W...AND FROM 06.5N TO 13.5N W OF 133W.





.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



$$