High Seas Forecast
Issued by NWS
Issued by NWS
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271 FZPN03 KNHC 110905 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC FRI SEP 11 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. SECURITE 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.