HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC FRI MAY 09 2025
CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAY 09.
24 HOUR FORECAST VALID 0600 UTC MAY 10.
48 HOUR FORECAST VALID 0600 UTC MAY 11.
.WARNINGS.
...GALE WARNING...
.LOW 53N178W 986 MB MOVING NE 10 KT. N OF 40N BETWEEN 170W AND
160E WINDS 25 TO 40 KT. SEAS 9 TO 24 FT...EXCEPT SEAS TO 9 FT IN
THE BERING SEA...HIGHEST FROM 44N TO 50N BETWEEN 178W AND 169E.
ELSEWHERE FROM 40N TO 57N BETWEEN 160W AND 170W WINDS 25 TO 35
KT. SEAS 8 TO 12 FT...EXCEPT SEAS TO 8 FT IN THE BERING SEA.
.24 HOUR FORECAST LOW 56N172W 994 MB. FROM 43N TO 60N BETWEEN
160W AND 180W...AND FROM 40N TO 55N BETWEEN 146W AND 160W WINDS
20 TO 30 KT. SEAS 9 TO 18 FT...EXCEPT SEAS TO 11 FT IN THE BERING
SEA.
.48 HOUR FORECAST LOW 58N179W 1002 MB. N OF 55N W OF 170W WINDS
TO 25 KT. SEAS TO 8 FT.
...GALE WARNING...
.LOW 34N165E 1018 MB MOVING NE 20 KT. FROM 31N TO 38N W OF 170E
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 38N175E 1002 MB. FROM 30N TO 43N BETWEEN
172W AND 162E WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 44N177W 988 MB. WITHIN 240 NM S SEMICIRCLE
WINDS 30 TO 45 KT. SEAS 10 TO 20 FT. ELSEWHERE FROM 31N TO 53N
BETWEEN 164W AND 175E WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.SYNOPSIS AND FORECAST.
.LOW 56N143W 1008 MB MOVING NW 10 KT. N OF 50N E OF 146W WINDS TO
25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 58N145W 1008 MB. N OF 50N E OF 140W WINDS
20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.
.COMPLEX LOW WITH MAIN LOW 45N143W 1010 MB MOVING NE 15 KT. FROM
35N TO 45N BETWEEN 137W AND 150W WINDS 20 TO 30 KT. SEAS TO 11
FT.
.24 HOUR FORECAST COMBINED LOW 48N137W 1009 MB. FROM 40N TO 50N
BETWEEN 130W AND 140W WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 51N135W 1008 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.FROM 33N TO 40N BETWEEN 121W AND 125W AREA OF NW WINDS LESS THAN
25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 34N TO 40N BETWEEN 120W AND 125W AREA OF
NW WINDS LESS THAN 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST FROM 31N TO 40N BETWEEN 118W AND 125W AREA OF
NW WINDS LESS THAN 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST NEW LOW 46N136W 1006 MB. FROM 36N TO 49N
BETWEEN 133W AND 151W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 47N TO 54N
BETWEEN 163W AND 177W...FROM 49N TO 52N BETWEEN 171W AND
166E...AND FROM 58N TO 62N BETWEEN 163W AND 175W.
.24 HOUR FORECAST DENSE FOG FROM 50N TO 52N BETWEEN 148W AND
154W...FROM 50N TO 52N BETWEEN 174E AND 169E...AND FROM 56N TO
61N BETWEEN 170W AND 177E.
.48 HOUR FORECAST DENSE FOG FROM 41N TO 54N BETWEEN 167W AND
180W...WITHIN 60 NM FROM 46N162W...AND S OF 61N TO A LINE FROM
60N171W TO 55N175E.
.FORECASTER EHRBAR. 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 0600 UTC FRI MAY 9.
24 HOUR FORECAST VALID 0600 UTC SAT MAY 10.
48 HOUR FORECAST VALID 0600 UTC SUN MAY 11.
.WARNINGS.
...GALE WARNING...
.24 HOUR FORECAST WITHIN 16N94.5W TO 16N95W TO 16N95.5W TO
15.5N95.5W TO 15N94.5W TO 15.5N94.5W TO 16N94.5W...INCLUDING THE
GULF OF TEHUANTEPEC... N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST LITTLE CHANGE EXCEPT WINDS TO 35 KT.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 14N97W TO 14N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 25
TO 35 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 14N95W TO 14N97W TO
13N98W TO 12N97W TO 13N96W TO 14N95W NE WINDS 20 TO 30 KT. SEAS 8
TO 10 FT IN NE SWELL.
.SYNOPSIS AND FORECAST.
.WITHIN 13N114W TO 13N134W TO 09N139W TO 09N125W TO 11N112W TO
13N114W WINDS 20 KT OR LESS. SEAS 8 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 10N130W TO 16N140W TO 00N140W TO
02N138W TO 07N137W TO 10N130W WINDS 20 KT OR LESS. SEAS 8 FT IN
N TO NE SWELL.
.48 HOUR FORECAST WITHIN 12N134W TO 17N136W TO 17N140W TO
05N140W TO 08N135W TO 09N129W TO 12N134W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN N TO NE SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
CONVECTION VALID AT 0930 UTC FRI MAY 9...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 08N110W. ITCZ FROM 08N110W TO
08N130W. SCATTERED MODERATE FROM 06N TO 08N BETWEEN 93W AND 98W.
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E
SYNOPSIS VALID 0600 UTC MAY 09 2025.
24 HOUR FORECAST VALID 0600 UTC MAY 10 2025.
48 HOUR FORECAST VALID 0600 UTC MAY 11 2025.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 30N161E 29N160E MOVING E 10 KT. ISOLATED TSTMS N OF 22N
BETWEEN 167E AND FRONT.
.24 HOUR FORECAST FRONT NEAR 30N174E 23N174E 20N173E. WINDS 20 TO
25 KT N OF 28N BETWEEN 174E AND 163E.
.48 HOUR FORECAST FRONT 30N177W 26N178W 22N177E. ASSOCIATED WINDS
MOVE N OF AREA.
.TROUGH 30N169E 25N170E 22N172. TROUGH NEARLY STATIONARY.
ISOLATED MODERATE TSTMS N OF 21N BETWEEN 176W AND 175E.
.24 HOUR FORECAST TROUGH MERGED WITH FRONT DESCRIBED ABOVE.
.TROUGH 30N147W 25N164W 25N167W NEARLY STATIONARY. WINDS 20 TO 25
KT FROM 29N TO 19N BETWEEN 155W AND 178E.
.24 HOUR FORECAST TROUGH 30N144W 27N153W. WINDS 20 TO 25 KT N OF
LINE 30N166W 27N150W 20N164W 30N176W.
.48 HOUR FORECAST TROUGH DISSIPATED. ASSOCIATED WINDS EASED 20 KT
OR LESS.
.WINDS 20 TO 25 KT FROM 16N TO 06N BETWEEN 152W AND 173W...AND
FROM 16N TO 12N E OF 153W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 17N TO 07N E OF 168W.
.48 HOUR FORECAST WINDS 20 TO 25 KT IN AREA BOUNDED BY 28N161W
24N148W 19N140W 08N140W 05N157W 08N175W 18N166W 20N154W 23N162W
27N163W 28N161W.
.WINDS 20 KT OR LESS REMAINDER OF FORECAST AREA.
.SEAS 8 TO 10 FT FROM 29N TO 01N BETWEEN 154W AND 179W.
.24 HOUR FORECAST SEAS 8 TO 10 FT IN AREA BOUNDED BY 30N179W
28N175W 26N159W 19N169W 12N140W 00N144W 03N162W 00N165W 00N168W
05N176W 30N179E...AND N OF LINE 30N166E 26N160E.
.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 18N TO 03N E OF 178E. SEAS
8 TO 9 FT N OF 28N BETWEEN 176E AND 170E.
.SEAS 8 FT OR LOWER REMAINDER OF FORECAST AREA.
.ITCZ 03N148W 04N166W 00N178E 03N160E. ISOLATED MODERATE TSTMS
WITHIN 180 N NM OF ITCZ W OF 168W...AND WITHIN 120 NM ELSEWHERE.
.ISOLATED MODERATE TSTMS FROM 20N TO 15N BETWEEN 160W AND
175W...AND S OF 13N W OF 173E.
$$
.FORECASTER PIERCE. HONOLULU HI.=