High Seas Forecast
Issued by NWS
Issued by NWS
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925 FZPN02 KWBC 111125 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1145 UTC FRI SEP 11 2026 CCODE/2:31:12:11:00/AOW+POR+AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 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 11. 24 HOUR FORECAST VALID 0600 UTC SEP 12. 48 HOUR FORECAST VALID 0600 UTC SEP 13. .WARNINGS. ...GALE WARNING... .SEE HFO PORTION IN HSFEPI FOR MORE INFORMATION ABOUT POST-TROPICAL CYCLONE LOWELL. .POST-TROPICAL CYCLONE LOWELL S OF AREA NEAR 29N170W 1002 MB MOVING NW 10 KT. FROM 30N TO 32N BETWEEN 167W AND 172W WINDS 25 TO 40 KT. SEAS 4 TO 6 M. ELSEWHERE FROM 30N TO 35N BETWEEN 158W AND 179W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M. .24 HOUR FORECAST POST-TROPICAL CYCLONE LOWELL NEAR 32N172W 1004 MB. FROM 30N TO 34N BETWEEN 168W AND 173W WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE FROM 30N TO 39N W OF 164W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. .48 HOUR FORECAST POST-TROPICAL CYCLONE LOWELL NEAR 34N179W 1001 MB. FROM 30N TO 40N W OF 168W WINDS 20 TO 30 KT. SEAS 2.5 TO 5.5 M...HIGHEST NEAR 32N171W. ...GALE WARNING... .LOW 64N179W 999 MB MOVING NE 15 KT. N OF 57N BETWEEN 169W AND 177W WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE N OF 52N W OF 166W WINDS TO 25 KT. SEAS TO 3.5 M. .24 HOUR FORECAST LOW DISSIPATED. N OF 61N W OF ALASKA WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST N OF 62N BETWEEN 160W AND 165W WINDS TO 25 KT. SEAS TO 2.5 M. .SYNOPSIS AND FORECAST. .FROM 32N TO 41N BETWEEN 139W AND 154W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST FROM 33N TO 40N BETWEEN 144W AND 155W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST FROM 36N TO 41N BETWEEN 141W AND 151W WINDS TO 25 KT. SEAS TO 2.5 M. .FROM 56N TO 59N BETWEEN 149W AND 154W WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. .48 HOUR FORECAST FROM 56N TO 60N BETWEEN 147W AND 154W WINDS TO 25 KT. SEAS TO 2.5 M. .LOW 53N131W 1016 MB MOVING S 25 KT. FROM 47N TO 59N BETWEEN 125W AND 140W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 45N130W 1012 MB. WITHIN 420 NM W AND NW QUADRANTS WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW DISSIPATED. FROM 31N TO 37N E OF 124W WINDS TO 25 KT. SEAS TO 3 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 64N BETWEEN 162W AND 176W. .24 HOUR FORECAST DENSE FOG FROM 46N TO 59N BETWEEN 155W AND 178W. .48 HOUR FORECAST DENSE FOG FROM 44N TO 57N W OF 164W. .FORECASTER MILLS. 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 FRI SEP 11. 24 HOUR FORECAST VALID 0600 UTC SAT SEP 12. 48 HOUR FORECAST VALID 0600 UTC SUN SEP 13. .WARNINGS. ...HURRICANE WARNING... .TROPICAL STORM NORBERT NEAR 16.6N 123.3W 996 MB AT 0900 UTC SEP 11 MOVING W OR 275 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S SEMICIRCLE...70 NM NE QUADRANT AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM NE QUADRANT...0 NM SE QUADRANT...60 NM SW QUADRANT...AND 90 NM NW QUADRANT WITH SEAS TO 5.0 M. ELSEWHERE WITHIN 19N120W TO 20N124W TO 18N125W TO 17N124W TO 16N123W TO 17N120W TO 19N120W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 19N118W TO 20N119W TO 20N122W TO 18N125W TO 16N123W TO 16N119W TO 19N118W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM NORBERT NEAR 17.0N 127.2W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE QUADRANT...30 NM SE QUADRANT...20 NM SW QUADRANT...AND 60 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM N AND 90 NM S SEMICIRCLES WITH SEAS TO 6.0 M. ELSEWHERE WITHIN 20N124W TO 21N128W TO 20N129W TO 18N130W TO 17N129W TO 17N126W TO 20N124W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 20N123W TO 22N128W TO 21N130W TO 17N131W TO 14N128W TO 18N124W TO 20N123W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .36 HOUR FORECAST HURRICANE NORBERT NEAR 17.3N 129.2W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. .48 HOUR FORECAST HURRICANE NORBERT NEAR 17.9N 131.1W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE QUADRANT...40 NM SE QUADRANT...30 NM SW QUADRANT...AND 60 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM N AND 90 NM S SEMICIRCLES WITH SEAS TO 6.5 M. ELSEWHERE WITHIN 20N128W TO 21N130W TO 21N133W TO 19N133W TO 17N131W TO 20N128W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 21N128W TO 23N132W TO 21N135W TO 17N135W TO 15N132W TO 19N127W TO 21N128W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SEAS. 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 12N86W TO 12N88W TO 11N88W TO 10N89W TO 10N88W TO 11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .WITHIN 02N105W TO 00N117W TO 03S119W TO 03.4S97W TO 02N105W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S SWELL. .24 HOUR FORECAST WITHIN 01S106W TO 01N108W TO 01N116W TO 00N121W TO 03.4S120W TO 03.4S93W TO 01S106W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE SWELL. .48 HOUR FORECAST WITHIN 01S111W TO 03N117W TO 00N128W TO 03.4S120W TO 02S107W TO 03.4S95W TO 01S111W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0900 UTC FRI SEP 11... .TROPICAL STORM NORBERT...NUMEROUS MODERATE TO SCATTERED STRONG CONVECTION IS OBSERVED FROM 14N TO 20N BETWEEN 117W AND 124W. SCATTERED MODERATE TO ISOLATED STRONG FROM 09N TO 14N BETWEEN 117W AND 121W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 11N86W TO 12N120W...FROM 11N125W TO 10N139W. SCATTERED MODERATE FROM 07N TO 13N BETWEEN 95W AND 104W...S OF 13N W OF 125W. .FORECASTER DELGADO. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 0600 UTC SEP 11 2026. 24 HOUR FORECAST VALID 0600 UTC SEP 12 2026. 48 HOUR FORECAST VALID 0600 UTC SEP 13 2026. .WARNINGS. ...GALE WARNING... .POST-TROPICAL LOWELL NEAR 28.9N 170.1W 1002 MB MOVING W 15 KT. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM OF N SEMICIRCLE OF LOW...SEAS 2.5 TO 5 M ELSEWHERE N OF 24N W OF 160W. .24 HOUR FORECAST POST-TROPICAL LOWELL MOVED N OF AREA. WINDS 20 TO 30 KT N OF 29N BETWEEN 167W AND 171W. SEAS 2.5 TO 4 M N OF 27N W OF 165W. .SYNOPSIS AND FORECAST .TROUGH 26N152W TO 28N149W TO 30N148W MOVING W SLOWLY. .24 HOUR FORECAST TROUGH 26N153W TO 30N151W. .48 HOUR FORECAST TROUGH 27N154W TO 30N151W. NEW LOW 1013 MB DEVELOPING ALONG TROUGH NEAR 28N155W. .TROUGH 19N160W TO 24N158W MOVING WNW SLOWLY. .12 HOUR FORECAST TROUGH DISSIPATED. .TROUGH 06N149W TO 12N147W TO 17N140W MOVING W SLOWLY. .24 HOUR FORECAST TROUGH 08N150W TO 18N143W. .48 HOUR FORECAST TROUGH 09N152W TO 19N147W. .TROUGH 10N174W TO 10N180W MOVING W SLOWLY. .24 HOUR FORECAST TROUGH MOVED W OF AREA. .WINDS 20 KT OR LOWER AND SEAS 2.5 M OR LESS OVER REMAINDER OF FORECAST AREA. .MONSOON TROUGH FROM 09N145W TO 10N140W...AND FROM 08N170W TO 04N180W. .ISOLATED MODERATE TSTMS BETWEEN TWO LINES FROM 17N140W TO 03N173W AND 07N140W AND 03N169W. $$ .FORECASTER BLOOD. HONOLULU HI.