HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC WED APR 24 2024
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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC APR 24.
24 HOUR FORECAST VALID 1200 UTC APR 25.
48 HOUR FORECAST VALID 1200 UTC APR 26.
.WARNINGS.
...GALE WARNING...
.LOW 58N178W 974 MB MOVING SE 05 KT. N OF A LINE FROM 53N167E TO
47N174E TO 47N170W TO 52N162W WINDS 25 TO 40 KT. SEAS 8 TO 17
FT.
.24 HOUR FORECAST LOW 56N176W 984 MB. WITHIN 240 NM SW SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE WITHIN 600 NM S
SEMICIRCLE WINDS TO 25 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 55N170W 999 MB. WITHIN 420 NM S SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 12 FT.
...GALE WARNING...
.LOW 39N175E 1008 MB MOVING NE 25 KT. WITHIN 120 NM OF
CENTER...EXCEPT WITHIN 180 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS
8 TO 12 FT.
.24 HOUR FORECAST LOW 42N171W 1010 MB. WITHIN 480 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 46N153W 1008 MB. WITHIN 360 NM SE...AND 480
NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
...GALE WARNING...
.48 HOUR FORECAST LOW 47N158E 1001 MB. FROM 35N TO 50N W OF 166E
WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.SYNOPSIS AND FORECAST.
.FROM 38N TO 45N BETWEEN 168W AND 141W WINDS TO 25 KT. SEAS TO 10
FT.
.24 HOUR FORECAST LOW 47N130W 1006 MB. WITHIN 360 NM SE...AND 480
NM S QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 47N125W 1006 MB. WITHIN 240 NM S AND W
SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW W OF AREA NEAR 54N161E 1006 MB. WITHIN 300
NM S SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DIMINISHED.
.48 HOUR FORECAST WITHIN 120 NM W OF A LINE FROM 30N172W TO
34N168W WINDS TO 25 KT. SEAS TO 9 FT.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 50N
BETWEEN 160W AND 143W...AND N OF 54N BETWEEN 173E AND 169W.
.24 HOUR FORECAST DENSE FOG FROM 52N TO 57N BETWEEN 177E AND
170W.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 52N BETWEEN 158W AND
145W...AND N OF 43N W OF 163E.
.FORECASTER BYRD. 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 1200 UTC WED APR 24.
24 HOUR FORECAST VALID 1200 UTC THU APR 25.
48 HOUR FORECAST VALID 1200 UTC FRI APR 26.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 14N135W TO 15N140W TO 05N140W TO 07N134W TO 10N132W TO
14N135W WINDS 20 KT OR LESS. SEAS 8 FT IN N TO NE SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 16N130W TO 21N140W TO 07N140W TO
08N129W TO 16N130W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN
NE TO E SWELL.
.WITHIN 11N86W TO 11N87W TO 10N89W TO 10N88W TO 10N86W TO
11N86W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.12 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 30N115W TO
30N114W TO 30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S
WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.27 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 1500 UTC WED APR 24...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
EQUATORIAL TROUGH AXIS EXTENDS FROM 07N78W TO 07N92W. ITCZ AXIS
EXTENDS FROM 07N92W TO 07N115W TO BEYOND 05N140W. SCATTERED
MODERATE FROM 04N TO 09N BETWEEN 77W AND 140W.
.FORECASTER CHAN. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E
SYNOPSIS VALID 1200 UTC APR 24 2024.
24 HOUR FORECAST VALID 1200 UTC APR 25 2024.
48 HOUR FORECAST VALID 1200 UTC APR 26 2024.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROUGH 30N180E 22N170E MOVING E SLOWLY.
.24 HOUR FORECAST TROUGH STRENGTHENS TO FRONT 30N179W 23N170E. SEE
WINDS AND SEAS BELOW.
.48 HOUR FORECAST FRONT 30N172W 23N178E. SEE WINDS AND SEAS BELOW.
.TROUGH 27N163E 24N160E MOVING S SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 90 NM OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.
.WINDS 20 TO 25 KT IN AREA 09N140W 03N180W 10N168E 25N160W
23N140W.
.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 04N AND S OF LINE 04N170E
26N160W 23N140W. WINDS 20 TO 25 KT N OF LINE 30N172E 27N160E.
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 04N AND S OF LINE 14N160E
12N175W 26N160W 15N145W 23N140W. WINDS 20 TO 30 KT N OF LINE
30N173W 22N178E 27N160E.
.OTHERWISE WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 8 TO 10 FT FROM 02N TO 18N E OF 168E.
.24 HOUR FORECAST SEAS 8 TO 10 FT N OF 03N AND S OF LINE 03N168E
15N170E 22N160W 19S140W. SEAS 8 TO 9 FT N OF LINE 30N171E 28N165E
28N160E.
.48 HOUR FORECAST SEAS 8 TO 10 FT IN AREA 05N140W 03N160W 03N170W
09N179E 24N159W 21N140W. SEAS 8 TO 12 FT N OF LINE 30N177W 25N175E
23N160E.
.OTHERWISE SEAS 8 FT OR LOWER OVER REMAINDER OF AREA.
.ITCZ 04N140W 04N160W 06N172W 03N178E. ISOLATED MODERATE TSTMS
WITHIN 90 NM OF ITCZ.
.ISOLATED MODERATE TSTMS W OF 173E S OF 14N.
$$
.FORECASTER POWELL. HONOLULU HI.=