High Seas Forecast
Issued by NWS
Issued by NWS
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924 FZPN02 KWBC 141125 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1145 UTC MON SEP 14 2026 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT TO 53N172E TO 50N180W TO 30N180W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 0600 UTC SEP 14. 24 HOUR FORECAST VALID 0600 UTC SEP 15. 48 HOUR FORECAST VALID 0600 UTC SEP 16. .WARNINGS. ...GALE WARNING... .LOW 33N175W 1004 MB NEARLY STATIONARY. FROM 31N TO 37N BETWEEN 170W AND 175W...ALSO FROM 31N TO 40N BETWEEN 174E AND 179E WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 33N175W 1003 MB. WITHIN 420 NM N AND NW QUADRANTS WINDS 25 TO 35 KT. SEAS TO 3 TO 4 M. ELSEWHERE WITHIN 540 NM NW SEMICIRCLE...AND FROM 32N TO 37N BETWEEN 167W AND 172W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW S OF AREA. WITHIN AN AREA BOUNDED BY 40N174W...30N180W...30N171E...36N174E...41N177W...40N174W WINDS 20 TO 30 KT. SEAS 3 TO 4.5 M. ...GALE WARNING... .LOW 51N175W 1007 MB MOVING NE 30 KT. FROM 44N TO 50N BETWEEN 170W AND 173W WINDS 25 TO 35 KT. SEAS TO 3.5 M. ELSEWHERE WITHIN AN AREA BOUNDED BY 55N165W...44N170W...43N174W...50N173W...53N171W...55N165W WINDS 20 TO 30 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW 60N170W 984 MB. WITHIN 180 NM S AND 240 NM W SESMICIRCLES WINDS 25 TO 40 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 54N TO 65N BETWEEN 160W AND 178W...ALSO WITHIN AN AREA BOUNDED BY 58N150W...50N159W...50N164W...59N161W...58N150W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 64N162W 986 MB. WITHIN 300 NM S AND W SEMICIRCLES WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE FROM 53N TO 60N BETWEEN 142W AND 152W WINDS TO 25 KT. SEAS TO 3 M. .SYNOPSIS AND FORECAST. .LOW 36N142W 1021 MB MOVING W 10 KT. WITHIN 120 NM N SEMICIRCLE WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED. .FROM 50N TO 55N BETWEEN 130W AND 135W WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. .FROM 31N TO 40N BETWEEN 118W AND 125W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST FROM 32N TO 43N BETWEEN 121W AND 127W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST FROM 37N TO 43N BETWEEN 123W AND 127W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 300 NM W AND NW OF A LINE FROM 43N172W TO 53N168W TO 57N163W. .24 HOUR FORECAST DENSE FOG FROM 59N TO 63N BETWEEN 168W AND 173W. .48 HOUR FORECAST DENSE FOG WITHIN 120 NM W AND NW OF A LINE FROM 46N160W TO 52N153W. .FORECASTER SHAW. 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 MON SEP 14. 24 HOUR FORECAST VALID 0600 UTC TUE SEP 15. 48 HOUR FORECAST VALID 0600 UTC WED SEP 16. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM NORBERT NEAR 19.3N 136.4W 1005 MB AT 0900 UTC SEP 14 MOVING W OR 280 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM NE QUADRANT...10 NM SE QUADRANT...20 NM SW QUADRANT...AND 70 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM S SEMICIRCLE...120 NM NE QUADRANT AND 75 NM NW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 25N134W TO 23N139W TO 18N138W TO 17N136W TO 21N130W TO 25N134W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. .24 HOUR FORECAST TROPICAL DEPRESSION NORBERT W OF AREA NEAR 20.2N 141.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 4 M WITHIN 120 NM NE QUADRANT. ELSEWHERE OVER FORECAST WATERS E OF 140W WITHIN 23N133W TO 26N135W TO 27N140W TO 19N140W TO 19N136W TO 20N134W TO 23N133W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW NORBERT WELL W OF AREA NEAR 20.7N 146.4W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE OVER FORECAST WATERS E OF 140W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ...TROPICAL STORM WARNING... .TROPICAL DEPRESSION FIFTEEN-E NEAR 16.5N 118.9W 1006 MB AT 0900 UTC SEP 14 MOVING WSW OR 255 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 18N117W TO 19N118W TO 18N120W TO 17N120W TO 16N119W TO 17N117W TO 18N117W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.0 M. .12 HOUR FORECAST TROPICAL STORM FIFTEEN-E NEAR 16.3N 120.1W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. .24 HOUR FORECAST TROPICAL STORM FIFTEEN-E NEAR 16.1N 122.3W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM E SEMICIRCLE...0 NM SW QUADRANT AND 40 NM NW QUADRANT. WITHIN 19N119W TO 20N124W TO 19N125W TO 15N124W TO 14N118W TO 17N117W TO 19N119W E WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST TROPICAL DEPRESSION FIFTEEN-E NEAR 15.4N 127.1W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 22N124W TO 21N131W TO 19N133W TO 15N128W TO 14N123W TO 16N119W TO 22N124W E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M 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 11N86W TO 12N88W TO 12N89W TO 11N90W TO 10N88W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .WITHIN 30N119W TO 30N124W TO 29N124W TO 29N123W TO 29N121W TO 29N119W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .24 HOUR FORECAST WITHIN 30N120W TO 30N127W TO 29N126W TO 28N124W TO 29N121W TO 30N120W 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. .WITHIN 01N99W TO 00N111W TO 02N127W TO 00N131W TO 03.4S120W TO 03.4S92W TO 01N99W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 05N97W TO 06N102W TO 00N119W TO 03.4S120W TO 03.4S91W TO 05N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .48 HOUR FORECAST WITHIN 03N106W TO 02N118W TO 00N121W TO 03.4S120W TO 03.4S104W TO 03N106W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL. .24 HOUR FORECAST WITHIN 16N94.5W TO 16.5N95W TO 16N95.5W TO 14.5N95.5W TO 15N94.5W TO 16N94.5W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0900 UTC MON SEP 14... .T.S. NORBERT...NUMEROUS MODERATE TO SCATTERED STRONG WITHIN 180 NM IN THE NE SEMICIRCLE. .T.D. FIFTEEN-E...NUMEROUS MODERATE TO SCATTERED STRONG WITHIN 90 NM IN THE SE QUADRANT...AND SCATTERED MODERATE WITHIN 240 NM ELSEWHERE IN THE SE SEMICIRCLE. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH EXTENDS FROM 09N84W TO 06N100W TO 08N115W. SCATTERED MODERATE TO ISOLATED STRONG FROM 05N TO 11N BETWEEN 85W AND 105W. $$ .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 0600 UTC SEP 14 2026. 24 HOUR FORECAST VALID 0600 UTC SEP 15 2026. 48 HOUR FORECAST VALID 0600 UTC SEP 16 2026. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM NORBERT NEAR 19.3N 136.4W 1005 MB AT 0900 UTC SEP 14 MOVING W OR 280 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM NE QUADRANT...10 NM SE QUADRANT...20 NM SW QUADRANT...AND 70 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM S SEMICIRCLE...120 NM NE QUADRANT AND 75 NM NW QUADRANT WITH SEAS TO 5 M. SEAS 2.5 TO 4 M FROM 18N TO 23N BETWEEN 150W AND 144W. .24 HOUR FORECAST TROPICAL DEPRESSION NORBERT NEAR 20.2N 141.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 2.5 TO 4 M FROM 20N TO 25N BETWEEN 154W AND 147W. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW NORBERT NEAR 20.7N 146.4W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 2.5 TO 4 M FROM 22N TO 25N BETWEEN 148W AND 144W. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .SYNOPSIS AND FORECAST. .LOW NEAR 11N147W 1006 MB MOVING NW SLOWLY. ISOLATED MODERATE TSTMS WITHIN 120 NM E SEMICIRCLE OF LOW. .24 HOUR FORECAST LOW NEAR 13N148W 1007 MB. .48 HOUR FORECAST LOW DISSIPATED. TROUGH 15N148W 10N152W. .TROUGH 30N142W 22N152W 11N154W MOVING W 10 KT. .24 HOUR FORECAST TROUGH 30N150W 20N153W 15N153W. .48 HOUR FORECAST TROUGH 28N153W 24N153W. .FRONT 30N172W 26N175W 25N180W MOVING E SLOWLY. .24 HOUR FORECAST FRONT 30N171W 25N177W 23N180W .48 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N175W 25N176W 22N180W. .TROUGH 30N150W 25N152W MOVING W SLOWLY. .24 HOUR FORECAST TROUGH DISSIPATED. .WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER REMAINDER OF FORECAST AREA. .MONSOON TROUGH 13N140W 13N143W TO FIRST LOW TO 07N150W 11N163W 10N170W 08N180W. $$ .FORECASTER SHIGESATO. HONOLULU HI.