


High Seas Forecast
Issued by NWS
Issued by NWS
483 FZPN02 KWBC 041125 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1145 UTC MON AUG 04 2025 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). 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 0600 UTC AUG 04. 24 HOUR FORECAST VALID 0600 UTC AUG 05. 48 HOUR FORECAST VALID 0600 UTC AUG 06. .WARNINGS. ...GALE WARNING... .LOW 43N166E 993 MB MOVING E 25 KT. WITHIN 240 NM NE...360 NM SE...300 NM SW...AND 120 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 6.5 M...HIGHEST NEAR CENTER. .24 HOUR FORECAST LOW 44N180W 1001 MB. WITHIN 480 NM SE...AND 540 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN 600 NM SW...AND 300 NM W QUADRANTS WINDS LESS THAN 25 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST LOW 47N164W 1000 MB. WITHIN 420 NM E...AND 360 NM SE OF A LINE FROM LOW CENTER TO 38N175W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. ...GALE WARNING... .LOW 49N144W 1008 MB MOVING NE 15 KT. WITHIN 360 NM SE...AND 420 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST LOW 50N134W 1006 MB. WITHIN 240 NM OF CENTER...EXCEPT WITHIN 300 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .36 HOUR FORECAST LOW 51N131W 1007 MB. WITHIN 120 NM NE...AND 240 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW 52N130W 1013 MB. WITHIN 180 NM E SEMICIRCLE WINDS TO 25 KT. SEAS TO 2.5 M. .SYNOPSIS AND FORECAST. .24 HOUR FORECAST TROPICAL DEPRESSION BAILU W OF AREA NEAR 38.4N 158.4E. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 180 NM NE...AND 240 NM SE QUADRANTS SEAS 2.5 TO 4 M. .48 HOUR FORECAST TROPICAL DEPRESSION BAILU NEAR 41.8N 163.8E. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 240 NM OF CENTER...EXCEPT WITHIN 60 NM W QUADRANT WINDS TO 25 KT. SEAS 2.5 TO 4 M. .FROM 30N TO 40N BETWEEN 119W AND 125W WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST FROM 30N TO 40N BETWEEN 118W AND 125W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST FROM 32N TO 41N BETWEEN 119W AND 125W WINDS TO 25 KT. SEAS TO 2.5 M. .LOW 49N160W 1010 MB MOVING E 25 KT. WITHIN 360 NM S SEMICIRCLE WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 48N145W 1011 MB. WITHIN 420 NM S SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS DIMINISHED. .LOW 40N178W 1012 MB MOVING NE 20 KT. WITHIN 420 NM SE...AND 60 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW 45N169W 1006 MB. WITHIN 420 NM SE AND S QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST LOW 52N160W 998 MB. WITHIN 360 NM E SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 2.5 M. .LOW 57N177W 994 MB MOVING SW 05 KT. WITHIN 300 NM N AND SE SEMICIRCLES WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW 55N178W 995 MB. WITHIN 480 NM NW QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST LOW 52N173W 998 MB. ASSOCIATED CONDITIONS DIMINISHED. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM SE OF A LINE FROM 43N174W TO 50N159W...FROM 41N TO 49N W OF 170E...FROM 50N TO 53N BETWEEN 168E AND 167W...AND FROM 57N TO 61N BETWEEN 175E AND 168W. .24 HOUR FORECAST DENSE FOG FROM 41 TO 47N BETWEEN 177E AND 146W...AND FROM 58N TO 61N W OF 165W. .48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE FROM 43N168W TO 53N160W TO 43N142W TO 43N168W...AND FROM 40N TO 44N W OF 168W. .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 0600 UTC MON AUG 4. 24 HOUR FORECAST VALID 0600 UTC TUE AUG 5. 48 HOUR FORECAST VALID 0600 UTC WED AUG 6. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL DEPRESSION EIGHT-E NEAR 13.7N 118.2W 1007 MB AT 0900 UTC AUG 04 MOVING WNW OR 300 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 17N117W TO 15N121W TO 12N120W TO 11N117W TO 11N116W TO 14N115W TO 17N117W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. .12 HOUR FORECAST TROPICAL STORM EIGHT-E NEAR 14.4N 119.7W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. .24 HOUR FORECAST TROPICAL STORM EIGHT-E NEAR 15.4N 122.1W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N SEMICIRCLE...40 NM SE QUADRANT AND 30 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 75 NM N SEMICIRCLE...45 NM SE QUADRANT...AND 30 NM SW QUADRANT WITH SEAS TO 4.5 M. ELSEWHERE WITHIN 17N119W TO 18N121W TO 16N124W TO 15N124W TO 13N121W TO 13N119W TO 17N119W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN 16N117W TO 18N120W TO 16N125W TO 08N122W TO 10N118W TO 13N116W TO 16N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM EIGHT-E NEAR 17.4N 127.2W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE QUADRANT...60 NM SE QUADRANT...50 NM SW QUADRANT...AND 70 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM N SEMICIRCLE...AND 60 NM S SEMICIRCLE WITH SEAS TO 5 M. ELSEWHERE WITHIN 20N125W TO 18N126W TO 20N127W TO 19N128W TO 17N128W TO 16N125W TO 20N125W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN 19N121W TO 24N127W TO 24N133W TO 20N136W TO 14N128W TO 12N122W TO 19N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .SYNOPSIS AND FORECAST. .LOW PRES...REMNANTS OF GIL...NEAR 21N139.5W 1006 MB. WITHIN 24N136W TO 26N139W TO 26N140W TO 22N140W TO 21N138W TO 24N136W WINDS 20 TO 30 KT. SEAS 4 TO 5 M IN MIXED SWELL. ELSEWHERE WITHIN 22N132W TO 27N134W TO 29N140W TO 21N138W TO 22N140W TO 08N139W TO 22N132W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0M IN MIXED SWELL. .24 HOUR FORECAST LOW PRES W OF AREA. OVER FORECAST WATERS WITHIN 26N139.5W TO 27N140W TO 23.5N140W TO 25N139.5W TO 25.5N139.5W TO 26N139.5W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 00N102W TO 00N106W TO 01S111W TO 03.4S116W TO 03.4S98W TO 00N102W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SW SWELL. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 07N82W TO 08N83W TO 07N85W TO 06N85W TO 05N82W TO 07N82W...INCLUDING NEAR THE AZUERO PENINSULA... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .18 HOUR FORECAST WITHIN 30N120W TO 30N123W TO 29N122W TO 29N120W TO 30N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .24 HOUR FORECAST WITHIN 30N119W TO 30N122W TO 29N122W TO 28N121W TO 28N120W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .42 HOUR FORECAST WITHIN 11N88W TO 12N89W TO 12N92W TO 10N93W TO 09N91W TO 09N89W TO 11N88W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN SW SWELL. .48 HOUR FORECAST WITHIN 13N90W TO 13N93W TO 13N94W TO 10N94W TO 10N92W TO 11N90W TO 13N90W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M . .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0850 UTC MON AUG 4... .T.D. 8-E...SCATTERED MODERATE TO STRONG FROM 12N TO 16N BETWEEN 117W AND 121W. SCATTERED MODERATE ISOLATED STRONG ELSEWHERE FROM 07N TO 19N BETWEEN 116W AND 124W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 09N84W TO 09N90W TO 12N109W. ITCZ FROM 11N125W TO 13N136W TO 10N140W. SCATTERED MODERATE ISOLATED STRONG FROM 05N TO 10N E OF 100W. SCATTERED MODERATE FROM 08N TO 15N BETWEEN 130W AND 140W. .FORECASTER AL. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0600 UTC AUG 04 2025. 24 HOUR FORECAST VALID 0600 UTC AUG 05 2025. 48 HOUR FORECAST VALID 0600 UTC AUG 06 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROPICAL DEPRESSION 14W 28.0N 163.0E 1008 MB MOVING NW 13 KT. TROUGH FROM LOW TO 25N161E 23N160E MOVING W 10 KT. WINDS 20 TO 25 KT AND SEAS 2.5 TO 4 M WITHIN 30 NM SEMICIRCLE. SCATTERED MODERATE TSTMS FROM 21N TO 24N BETWEEN 164E AND 160E. .24 HOUR FORECAST TROPICAL DEPRESSION 14W WEAKENED TO LOW 29.1N 159.5E. WINDS EASED TO 20 KT OR LESS. .48 HOUR FORECAST LOW MOVED WEST OF AREA. .NEW LOW JUST E OF AREA NEAR 21N139W 1006 MB. WINDS 20 TO 30 KT FROM 20N TO 26N E OF 142W. SEAS 2.5 TO 5 M FROM 11N TO 28N E OF 144W. .24 HOUR FORECAST NEW LOW 21N145W 1011 MB. WINDS 20 TO 30 KT WITHIN 180 NM OF LOW. SEAS 2.5 TO 4 M FROM 18N TO 30N BETWEEN 140W AND 150W. .48 HOUR FORECAST LOW 22N150W 1014 MB. WINDS 20 TO 30 KT AND SEAS 2.5 TO 4 M WITHIN 180 NM OF LOW. .TROUGH 25N173E 22N168E MOVING N SLOWLY. .24 HOUR FORECAST TROUGH DISSIPATED. WINDS DIMINISHING TO LESS THAN 20 KT. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 TO 3 M FROM 08N TO 18N BETWEEN 150W AND 175W...AND FROM 21N TO 28N BETWEEN 175E AND 168E. .24 HOUR FORECAST SEAS 2.5 TO 4 M N OF 25N BETWEEN 175E AND 165E. .48 HOUR FORECAST SEAS SUBSIDING TO LESS THAN 2.5 M. .SEAS 2.5 M OR LOWER REMAINDER OF FORECAST AREA. .ITCZ 11N140W 07N150W 03N176E. SCATTERED MODERATE TSTMS WITHIN 180 NM OF ITCZ E OF 170W. $$ .FORECASTER ALMANZA. HONOLULU HI.