High Seas Forecast
Issued by NWS
Issued by NWS
867 FZPN01 KWBC 140355 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 0430 UTC MON SEP 14 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC SEP 14. 24 HOUR FORECAST VALID 0000 UTC SEP 15. 48 HOUR FORECAST VALID 0000 UTC SEP 16. .WARNINGS. ...GALE WARNING... .LOW 32N175W 1003 MB MOVING NW 05 KT. WITHIN 120 NM E SEMICIRCLE...EXTENDING OUT TO 300 NM E AND 360 NM NE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 33N176W 1004 MB. BETWEEN 120 NM AND 360 NM N AND NW QUADRANTS WINDS 25 TO 35 KT. SEAS TO 3 TO 4 M. ELSEWHERE WITHIN 480 NM NW SEMICIRCLE...AND FROM 31N TO 36N BETWEEN 170W AND 173W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 30N177W 1006 MB. BETWEEN 120 NM AND 360 NM NW QUADRANT WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE WITHIN 360 NM W OF A LINE FROM 30N179W TO 40N172W WINDS 20 TO 30 KT. SEAS TO 3.5 M. ...GALE WARNING... .LOW 49N176W 1009 MB MOVING NE 30 KT. FROM 40N TO 53N BETWEEN 165W AND 176W WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 59N170W 996 MB. FROM 51N TO 60N BETWEEN 160W AND 168W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 58N TO 63N BETWEEN 165W AND 173W WINDS 20 TO 30 KT. SEAS TO 2.5 M. .48 HOUR FORECAST LOW 63N164W 987 MB. WITHIN 240 NM S AND SW SEMICIRCLES WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE N OF 59N BETWEEN 157W AND 172W...ALSO WITHIN 240 NM E OF A LINE FROM 59N151W TO 51N155W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .SYNOPSIS AND FORECAST. .LOW 35N141W 1019 MB MOVING W 10 KT. WITHIN 180 NM N SEMICIRCLE WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED. .LOW 50N126W 1011 MB MOVING SE 05 KT. FROM 50N TO 56N BETWEEN 130W AND 135W WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS DIMINISHED. .FROM 30N TO 40N BETWEEN 118W AND 125W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST FROM 31N TO 43N BETWEEN 121W AND 127W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST FROM 35N TO 53N BETWEEN 123W AND 133W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .FROM 55N TO 58N BETWEEN 149W AND 154W WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST FROM 55N TO 58N BETWEEN 149W AND 158W WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST CONDITIONS MERGED WITH LOW 63N164W DESCRIBED IN WARNINGS SECTION ABOVE. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 300 NM W AND NW OF A LINE FROM 42N173W TO 50N171W TO 58N158W. .24 HOUR FORECAST DENSE FOG WITHIN 120 NM W OF A LINE FROM 61N166W TO 50N166W TO 37N172W. .48 HOUR FORECAST DENSE FOG WITHIN 120 NM W AND NW OF A LINE FROM 46N160W TO 54N153W. .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 0000 UTC MON SEP 14. 24 HOUR FORECAST VALID 0000 UTC TUE SEP 15. 48 HOUR FORECAST VALID 0000 UTC WED SEP 16. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM NORBERT NEAR 19.2N 135.3W 1002 MB AT 0300 UTC SEP 14 MOVING WNW OR 290 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE QUADRANT...20 NM SE QUADRANT...30 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM S SEMICIRCLE...90 NM NE QUADRANT AND 75 NM NW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 22N130W TO 25N133W TO 22N139W TO 18N138W TO 16N134W TO 18N131W TO 22N130W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. .24 HOUR FORECAST TROPICAL STORM NORBERT NEAR 20.0N 139.8W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S SEMICIRCLE...40 NM NE QUADRANT AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM NE QUADRANT WITH SEAS TO 4.0 M. ELSEWHERE WITHIN 23N133W TO 25N135W TO 26N140W TO 18N140W TO 20N134W TO 23N133W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW NORBERT W OF AREA NEAR 20.6N 145.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. OVER FORECAST WATERS E OF 140W WITHIN 22N133W TO 26N140W TO 19N140W TO 18N138W TO 22N133W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...TROPICAL STORM WARNING... .TROPICAL DEPRESSION FIFTEEN-E NEAR 17.0N 118.3W 1006 MB AT 0300 UTC SEP 14 MOVING W OR 260 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 19N116W TO 19N118W TO 18N119W TO 17N118W TO 17N116W TO 19N116W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5 M. .12 HOUR FORECAST TROPICAL STORM FIFTEEN-E NEAR 16.8N 119.6W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. .24 HOUR FORECAST TROPICAL STORM FIFTEEN-E NEAR 16.5N 121.4W. 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. ELSEWHERE WITHIN 19N118W TO 20N120W TO 19N123W TO 17N123W TO 15N121W TO 15N118W TO 19N118W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST TROPICAL DEPRESSION FIFTEEN-E NEAR 16.0N 125.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 20N120W TO 22N124W TO 20N128W TO 15N126W TO 16N123W TO 16N119W TO 20N120W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 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 11N89W TO 10N87W 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 16.5N94.5W TO 16N95W TO 15N95.5W TO 14.5N95.5W TO 14.5N95W TO 15N94.5W TO 16.5N94.5W...INCLUDING THE GULF OF TEHUANTEPEC... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .WITHIN 01N106W TO 00N114W TO 02N129W TO 00N132W TO 03.4S120W TO 03.4S95W TO 01N106W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 03N99W TO 05N103W TO 00N119W TO 03.4S120W TO 03S95W TO 03N99W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .48 HOUR FORECAST LITTLE CHANGE. .06 HOUR FORECAST WITHIN 30N119W TO 30N124W TO 29N123W TO 29N121W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0300 UTC MON SEP 14... .T.S. NORBERT...NUMEROUS MODERATE TO SCATTERED STRONG WITHIN 90 NM IN THE NE QUADRANT OF NORBERT...AND SCATTERED MODERATE WITHIN 120 NM SE QUADRANT. .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.