


High Seas Forecast
Issued by NWS
Issued by NWS
299 FZPN02 KWBC 031125 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1145 UTC WED SEP 03 2025 CCODE/2:31:12:11:00/AOW+POR+AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SEP 03. 24 HOUR FORECAST VALID 0600 UTC SEP 04. 48 HOUR FORECAST VALID 0600 UTC SEP 05. .WARNINGS. ...STORM WARNING... .LOW 51N166W 993 MB MOVING NE 25 KT. WITHIN 180 NM SW SEMICIRCLE WINDS 35 TO 50 KT. SEAS 4 TO 6 M. ALSO WITHIN 240 NM OF LOW EXCEPT 300 NM S QUASRANT WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN 540 NM E AND NE...300 NM NW AND 420 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 4 M...HIGHEST S OF LOW. .24 HOUR FORECAST LOW 60N163W 999 MB. WITHIN 240 NM S AND 120 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 53N TO 62N BETWEEN 150W AND 169W WINDS 20 TO 30 KT. SEAS TO 4 M...HIGHEST NEAR 54N160W. .48 HOUR FORECAST LOW WELL INLAND. CONDITIONS DIMINISHED. ...STORM WARNING... .LOEW 46N163E 996 MB MOVING NE 10 KT. FROM 40N TO 48N BETWEEN 174E AND 163E WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE FROM 38N TO 49N W OF 176E WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 48N168E 986 MB. WITHIN 180 NM W SEMICIRCLE WINDS 35 TO 50 KT. SEAS 3 TO 5 M. ALSO WITHIN 240 NM SW AND W SEMICIRCLES AND WITHIN 180 NM N AND NE OF A FRONT FROM LOW TO 49N174E TO 47N179E AND WITHIN 240 NM NE AND E OF A LINE FROM 47N179E TO 43N166E WINDS 25 TO 40 KT. SEAS 2.5 TO 4 M. ELSEWHERE W OF A LINE FROM 54178E TO 44N174W TO 35N167E WINDS 20 TO 30 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW 52N178E 983 MB. WITHIN 420 NM S AND 300 NM W AND NW QUADRANTS...WITHIN 180 NM N AND NE OF A FRONT FROM 53N178E TO 53N173W...AND WITHIN 240 NM NE AND E OF A FRONT FROM 53N173W TO 45N176W WINDS 30 TO 45 KT. SEAS 3.5 TO 6 M. ELSEWHERE WITHIN 660 NM SE AND 420 NM MW SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 4.5 M...HIGHEST S AND SW OF LOW. .SYNOPSIS AND FORECAST. .COMPLEX LOW WITH MAIN CENTER 36N150W 1008 MB MOVING NE 15 KT. FROM 32N TO 38N BETWEEN 138W AND 143W AND WITHIN 420 NM NW SEMICIRCLE WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 39N142W 1011 MB. WITHIN 360 NM NE AND 420 NM SE QUADRANTS WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST COMBINED LOW 43N135W 1010 MB. FROM 38N TO 47N BETWEEN 132W AND 146W WINDS TO 25 KT. SEAS TO 2.5 M. .N OF 47N BETWEEN 136W AND 143W AREA OF N TO NW WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. .FROM 38N TO 43N BETWEEN 124W AND 127W AREA OF N WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST FROM 32N TO 45N BETWEEN 118W AND 127W WINDS LESS THAN 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST CONDITIONS DIMINISHED. .WITHIN 240 NM NW OF A FRONT FROM 37N169W TO 31N177E AREA OF NE WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST WITHIN 180 NM W AND NW OF A FRONT FROM 43N158W TO 35N172W WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST NEW LOW 36N165W 1015 MB. WITHIN 240 NM N SEMICIRCLE WINDS TO 25 KT. SEAS TO 2.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN TO AN AREA BOUNDED BY A LINE FROM 59N149W TO 49N160E TO 51N169W TO 54N167W TO 59N149W...AND FROM 42N TO 46N BETWEEN 171E AND 163E. .24 HOUR FORECAST DENSE FOG FROM 42N TO 50N BETWEEN 180W AND 168E. .48 HOUR FORECAST DENSE FOG FROM 51N TO 53N BETWEEN 170W AND 179E. .FORECASTER BANCROFT. OCEAN PREDICTION CENTER. 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 WED SEP 3. 24 HOUR FORECAST VALID 0600 UTC THU SEP 4. 48 HOUR FORECAST VALID 0600 UTC FRI SEP 5. .WARNINGS. ...HURRICANE WARNING... .HURRICANE KIKO NEAR 13.8N 130.1W 973 MB AT 0900 UTC SEP 03 MOVING W OR 270 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM NE QUADRANT...80 NM SE QUADRANT...40 NM SW QUADRANT...AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM NW AND SE QUADRANTS...75 NM NE QUADRANT AND 30 NM SW QUADRANT WITH SEAS TO 9 M. ELSEWHERE WITHIN 16N130W TO 16N131W TO 15N132W TO 11N130W TO 11N129W TO 13N128W TO 16N130W WINDS 20 TO 33 KT. SEAS 3.0 TO 5.5 M. REMAINDER OF AREA WITHIN 17N127W TO 18N131W TO 16N135W TO 10N130W TO 11N124W TO 13N125W TO 17N127W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN SE TO S SWELL. .24 HOUR FORECAST HURRICANE KIKO NEAR 13.9N 132.6W. MAXIMUM SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM W SEMICIRCLE...60 NM NE QUADRANT AND 70 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 75 NM NW SEMICIRCLE AND 60 NM SE SEMICIRCLE WITH SEAS TO 9 M. ELSEWHERE WITHIN 17N133W TO 15N134W TO 14N134W TO 12N133W TO 12N131W TO 13N131W TO 17N133W WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. REMAINDER OF AREA WITHIN 17N129W TO 18N133W TO 16N137W TO 13N136W TO 10N131W TO 12N128W TO 17N129W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN SE TO S SWELL. .48 HOUR FORECAST HURRICANE KIKO NEAR 14.2N 135.8W. MAXIMUM SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM E SEMICIRCLE AND 50 NM W SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 90 NM NW SEMICIRCLE AND 60 NM SE SEMICIRCLE WITH SEAS TO 8.5 M. ELSEWHERE WITHIN 17N135W TO 18N137W TO 17N138W TO 15N138W TO 13N137W TO 13N135W TO 17N135W WINDS 20 TO 33 KT. SEAS 3.0 TO 5.5 M. REMAINDER OF AREA WITHIN 17N132W TO 19N137W TO 18N140W TO 15N140W TO 11N134W TO 14N130W TO 17N132W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN SE TO S SWELL. ...HURRICANE WARNING... .HURRICANE LORENA NEAR 21.2N 110.4W 990 MB AT 0900 UTC SEP 03 MOVING NW OR 320 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM NE QUADRANT...40 NM SE QUADRANT...20 NM SW QUADRANT...AND 30 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM NW AND SE QUADRANTS...60 NM NE QUADRANT AND 0 NM SW QUADRANT WITH SEAS TO 6.5 M. ELSEWHERE WITHIN 23N110W TO 23N111W TO 22N112W TO 22N111W TO 20N111W TO 21N109W TO 23N110W WINDS 20 TO 33 KT. SEAS 3.0 TO 5.0 M. REMAINDER OF AREA WITHIN 21N107W TO 23N109W TO 22N112W TO 20N112W TO 19N110W TO 19N108W TO 21N107W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN SE SWELL. .24 HOUR FORECAST HURRICANE LORENA NEAR 23.2N 113.0W. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM S SEMICIRCLE...70 NM NE QUADRANT AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM NE SEMICIRCLE AND 30 NM SW SEMICIRCLE WITH SEAS TO 7.0 M. ELSEWHERE WITHIN 24N112W TO 25N113W TO 24N114W TO 23N113W TO 23N112W TO 24N111W TO 24N112W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 TO 33 KT. SEAS 3.0 TO 5.0 M. REMAINDER OF AREA WITHIN 24N111W TO 26N114W TO 24N117W TO 22N117W TO 21N113W TO 22N110W TO 24N111W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN S TO SE SWELL. .48 HOUR FORECAST HURRICANE LORENA NEAR 25.3N 113.9W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE QUADRANT...60 NM SE QUADRANT...40 NM SW QUADRANT...AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 75 NM N SEMICIRCLE AND 45 NM S SEMICIRCLE WITH SEAS TO 6.0 M. ELSEWHERE WITHIN 26N113W TO 26N114W TO 26N115W TO 25N115W TO 25N114W TO 25N113W TO 26N113W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 TO 33 KT. SEAS 3.0 TO 5.0 M. REMAINDER OF AREA WITHIN 26N113W TO 27N115W TO 25N117W TO 25N116W TO 24N114W TO 24N113W TO 26N113W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN SE 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. .WITHIN 10N108W TO 11N110W TO 10N113W TO 08N116W TO 09N113W TO 08N110W TO 10N108W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 15N108W TO 13N113W TO 10N118W TO 08N110W TO 15N108W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW SWELL. .48 HOUR FORECAST WITHIN 13N109W TO 14N110W TO 13N114W TO 11N117W TO 10N114W TO 10N110W TO 13N109W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW SWELL. .WITHIN 03S105W TO 02S107W TO 03S110W TO 03S114W TO 03.4S115W TO 03.4S101W TO 03S105W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW SWELL. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .12 HOUR FORECAST WITHIN 06N95W TO 06N106W TO 05N106W TO 04N103W TO 05N102W TO 05N98W TO 06N95W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 06N94W TO 07N100W TO 07N104W TO 06N104W TO 05N97W TO 04N94W TO 06N94W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW SWELL. WITHIN 01S82W TO 00N82W TO 01S83W TO 02S82W TO 03.4S82W TO 03.4S81W TO 01S82W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW SWELL. .48 HOUR FORECAST WITHIN 08N92.5W TO 08N92.5W TO 07.5N93W TO 07N93W TO 07N92.5W TO 07.5N92W TO 08N92.5W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW SWELL. .36 HOUR FORECAST GULF OF CALIFORNIA WITHIN 27N111W TO 27N112W TO 26N111W TO 25N110W TO 27N111W SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST GULF OF CALIFORNIA WITHIN 28N111W TO 28N112W TO 27N112W TO 27N111W TO 27N110W TO 28N111W SE TO S WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0830 UTC WED SEP 3... .HURRICANE KIKO...NUMEROUS MODERATE TO STRONG FROM 13.5N TO 15N BETWEEN 129W AND 131W. SCATTERED MODERATE TO STRONG ELSEWHERE FROM 12N TO 15N BETWEEN 128.5W AND 132W. .HURRICANE LORENA...NUMEROUS MODERATE TO STRONG FROM 20N TO 24N BETWEEN 108W AND 111W. SCATTERED MODERATE TO STRONG ELSEWHERE FROM 17N TO 24N BETWEEN 107W AND 114.5W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 10.5N74.5W TO 09N78W TO 09.5N97W TO 14.5N109W TO 16N122W THEN RESUMES FROM 12.5N133W TO BEYOND 10.5N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION N OF 05N E OF 87W. SCATTERED TO LOCALLY NUMEROUS MODERATE TO STRONG CONVECTION FROM 07N TO 16.5N BETWEEN 93.5W AND 100W AND FROM 08N TO 15N BETWEEN 102W AND 123W. SCATTERED MODERATE CONVECTION FROM 08N TO 10N BETWEEN 137W AND 140W. $$ .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0600 UTC SEP 03 2025. 24 HOUR FORECAST VALID 0600 UTC SEP 04 2025. 48 HOUR FORECAST VALID 0600 UTC SEP 05 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N173E 26N160E NEARLY STATIONARY. ISOLATED MODERATE TSTMS WITHIN 210 NM OF FRONT. .24 HOUR FORECAST FRONT 30N171E 27N160E. .48 HOUR FORECAST FRONT 30N174E 26N164E. .FRONT 30N147W 26N152W MOVING E SLOWLY. .24 HOUR FORECAST FRONT 30N146W 27N1524W. .48 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N141W 27N152W. .WEAK FRONT 30N142W 26N144W MOVING E SLOWLY. .24 HOUR FORECAST FRONT DISSIPATED. .TROUGH 15N161E 11N160E MOVING W 10 KT. ISOLATED MODERATE TSTMS WITHIN 180 NM OF TROUGH. .24 HOUR FORECAST TROUGH MOVED W OF AREA. .TROUGH 13N169E 08N169E MOVING W 10 KT. ISOLATED MODERATE TSTMS WITHIN 120 NM OF TROUGH. .24 HOUR FORECAST TROUGH 12N165E 05N163E. .48 HOUR FORECAST TROUGH MOVED W OF AREA. .TROUGH 12N150W 06N158W MOVING W 10 KT. ISOLATED MODERATE TSTMS WITHIN 90 NM OF TROUGH. .24 HOUR FORECAST TROUGH 13N152W 07N161W. .48 HOUR FORECAST TROUGH 12N155W 06N167W. .WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER ENTIRE FORECAST AREA. .MONSOON TROUGH 10N140W 11N149W. ISOLATED MODERATE TSTMS WITHIN 180 NM OF TROUGH. .ISOLATED MODERATE TSTMS FROM 25N TO 22N BETWEEN 173W AND 177W. $$ .FORECASTER THOMAS. HONOLULU HI.