104
FZPN01 KWBC 222154
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU MAY 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

MARINERS SHOULD NOTE THAT FORECASTS FOR SEAS ARE IN UNITS OF
METERS.

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 1800 UTC MAY 22.
24 HOUR FORECAST VALID 1800 UTC MAY 23.
48 HOUR FORECAST VALID 1800 UTC MAY 24.

.WARNINGS.

...STORM WARNING...
.LOW W OF AREA NEAR 45N155E 991 MB MOVING NE 25 KT. FROM 39N TO
50N W OF 167E WINDS 25 TO 40 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 52N164E 982 MB. WITHIN 240 NM S SEMICIRCLE
AND 360 NM N QUADRANT WINDS 40 TO 50 KT. SEAS 4 TO 8.5
M...HIGHEST S SEMICIRCLE. ELSEWHERE N OF 40N W OF 179W WINDS 25
TO 40 KT. SEAS 2.5 TO 6 M...HIGHEST N OF 47N W OF 169E.
.48 HOUR FORECAST LOW 57N173E 984 MB. N OF 48N W OF 179W WINDS 25
TO 40 KT. SEAS 3.5 TO 7 M. ELSEWHERE N OF 40N W OF 163W WINDS 20
TO 30 KT. SEAS TO 4 M.

...GALE WARNING...
.LOW 55N149W 997 MB MOVING SE 05 KT. WITHIN 360 NM N AND S
QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE N OF
45N BETWEEN 138W AND 158W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 52N146W 997 MB. CONDITIONS DESCRIBED BELOW
WITH LOW 52N143W.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
51N142W DESCRIBED BELOW.

...GALE WARNING...
.LOW 54N178W 1002 MB MOVING SE 40 KT. WITHIN 660 NM SE AND 360 NM
S QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE
BETWEEN 43N AND A LINE FROM 58N174E TO 55N166W TO 51N157W WINDS
20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW DISSIPATED WITH NEW LOW TO FORM NEAR
52N143W 995 MB. WITHIN 540 NM E AND 840 NM SW QUADRANTS WINDS 25
TO 35 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE N OF 39N BETWEEN 128W AND
169W...NOT INCLUDING THE BERING SEA...WINDS 20 TO 30 KT. SEAS TO
4 M.
.48 HOUR FORECAST LOW 51N142W 995 MB. WITHIN 420 NM N AND 540 NM
E QUADRANTS WINDS 25 TO 40 KT. SEAS TO 4 M. ELSEWHERE WITHIN 480
NM N...600 NM E...1080 NM S...AND 660 NM W QUADRANTS WINDS 20 TO
30 KT. SEAS TO 4 M.

.SYNOPSIS AND FORECAST.

.S OF 39N BETWEEN 119W AND 125W WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST S OF 40N BETWEEN 118W AND 127W WINDS 20 TO 30
KT. SEAS TO 3 M.
.48 HOUR FORECAST S OF 40N BETWEEN 118W AND 126W WINDS TO 25 KT.
SEAS TO 3 M.

.LOW 41N130W 1021 MB MOVING SE 15 KT. WITHIN 540 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.S OF 36N BETWEEN 162W AND 167E WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST S OF 40N BETWEEN 178W AND 165E WINDS TO 25 KT.
SEAS TO 3.5 M.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM FROM 39N TO 49N
W OF 169E...WITHIN 240 NM NW OF A LINE FROM 38N175E TO 45N169W TO
47N159W...AND FROM 53N TO 57N BETWEEN 162W AND 176E.
.24 HOUR FORECAST DENSE FOG FROM 39N TO 56N BETWEEN 174W AND
161E.
.48 HOUR FORECAST DENSE FOG N OF 56N W OF 167W AND WITHIN THE
AREA BOUNDED BY 38N169E TO 42N168W TO 52N164W TO 40N167E TO
38N169E.

.LIGHT FREEZING SPRAY N OF 59N BETWEEN 168W AND 174W.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER JOSEPH. 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 THU MAY 22.
24 HOUR FORECAST VALID 1800 UTC FRI MAY 23.
48 HOUR FORECAST VALID 1800 UTC SAT MAY 24.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 01N102W TO 04N118W TO 00N124W TO 03.4S120W TO 03.4S94W
TO 01N102W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW
SWELL.
.24 HOUR FORECAST WITHIN 03N96W TO 08N110W TO 02N120W TO
03.4S120W TO 03.4S86W TO 03N96W...EXCEPT LEE OF GALAPAGOS
ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW
SWELL. WITHIN 14N113W TO 15N114W TO 15N115W TO 12N117W TO
11N115W TO 14N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.48 HOUR FORECAST WITHIN 03N81W TO 04N103W TO 01N104W TO 00N114W
TO 03.4S120W TO 03.4S81W TO 03N81W...INCLUDING THE GULF OF
GUAYAQUIL AND EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.

.WITHIN 30N118W TO 30N126W TO 27N124W TO 26N121W TO 27N119W TO
30N118W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 30N118W TO 30N124W TO 29N123W TO
29N120W TO 30N118W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
TO N SWELL.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 10N123W TO 13N130W TO 13N140W TO 06N140W TO 07N133W TO
04N126W TO 10N123W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE
TO E SWELL.
.24 HOUR FORECAST WITHIN 10N137W TO 12N140W TO 07N140W TO
07N138W TO 08N137W TO 10N137W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN N TO NE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.06 HOUR FORECAST WITHIN 12N87W TO 11N87W TO 10N87W TO 11N86W TO
12N87W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.33 HOUR FORECAST WITHIN 12N87W TO 12N88W TO 11N88W TO 10N88W TO
10N87W TO 11N87W TO 12N87W...INCLUDING THE GULF OF PAPAGAYO...E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.TROPICAL WAVE ALONG 110W FROM 04N TO 15N. SCATTERED MODERATE TO
ISOLATED STRONG FROM 05N TO 15N BETWEEN 104W AND 115W.

CONVECTION VALID AT 2030 UTC THU MAY 22...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N86W TO 12N109W TO 08N116W. ITCZ FROM
08N116W TO BEYOND 08N140W. SCATTERED MODERATE TO STRONG FROM 06N
TO 1N BETWEEN 96W AND 107W...AND FROM 06N TO 15N AND WEST OF
122W.


.FORECASTER ERA. NATIONAL HURRICANE CENTER.

$$