High Seas Forecast
Issued by NWS
Issued by NWS
618 FZPN03 KNHC 282216 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC MON SEP 28 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC MON SEP 28. 24 HOUR FORECAST VALID 1800 UTC TUE SEP 29. 48 HOUR FORECAST VALID 1800 UTC WED SEP 30. .WARNINGS. ...HURRICANE WARNING... .HURRICANE POLO NEAR 25.0N 113.0W 963 MB AT 2100 UTC SEP 28 MOVING NE OR 040 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE QUADRANT...80 NM SE QUADRANT...70 NM SW QUADRANT...AND 60 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM E SEMICIRCLE...120 NM SW QUADRANT AND 240 NM NW QUADRANT WITH SEAS TO 11.5 M. ELSEWHERE...WITHIN 24N111W TO 26N112W TO 26N115W TO 24N116W TO 22N115W TO 23N112W TO 24N111W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 TO 33 KT. SEAS 3.5 TO 4.0 M. REMAINDER OF AREA...WITHIN 30N116W TO 25N116W TO 30N118W TO 22N119W TO 18N114W TO 22N110W TO 30N116W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM POLO INLAND OVER MAINLAND MEXICO NEAR 28.7N 109.8W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NE QUADRANT...50 NM SE QUADRANT...30 NM SW QUADRANT...AND 0 NM NW QUADRANT. OVER FORECAST WATERS...WITHIN 28N111W TO 28N112W TO 27N112W TO 26N111W TO 25N110W TO 27N109W TO 28N111W...INCLUDING THE GULF OF CALIFORNIA...WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .36 HOUR FORECAST...DISSIPATED. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...HURRICANE WARNING... .TROPICAL STORM RACHEL NEAR 14.2N 102.1W 999 MB AT 2100 UTC SEP 28 MOVING WNW OR 300 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM S SEMICIRCLE...80 NM NE QUADRANT AND 40 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM NW AND SE QUADRANTS...210 NM NE QUADRANT AND 90 NM SW QUADRANT WITH SEAS TO 6.0 M. ELSEWHERE...WITHIN 16N97W TO 18N102W TO 14N104W TO 11N104W TO 11N101W TO 12N98W TO 16N97W WINDS 20 TO 33 KT. SEAS 3.5 TO 4.0 M. WITHIN 15N97W TO 18N103W TO 14N105W TO 11N104W TO 08N100W TO 10N96W TO 15N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM RACHEL NEAR 15.9N 104.9W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 160 NM NE QUADRANT...140 NM SE QUADRANT...110 NM SW QUADRANT...AND 130 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM NE QUADRANT...180 NM SE QUADRANT...120 NM SW QUADRANT...AND 150 NM NW QUADRANT WITH SEAS TO 7.0 M. ELSEWHERE...WITHIN 17N100W TO 19N104W TO 18N107W TO 15N108W TO 10N107W TO 10N103W TO 17N100W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 TO 33 KT. SEAS 3.5 TO 4.0 M. REMAINDER OF AREA...WITHIN 15N97W TO 20N107W TO 15N109W TO 10N106W TO 12N102W TO 11N98W TO 15N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL. .48 HOUR FORECAST HURRICANE RACHEL NEAR 18.3N 107.3W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E SEMICIRCLE...110 NM SW QUADRANT AND 120 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM E SEMICIRCLE AND 150 NM W SEMICIRCLES WITH SEAS TO 8.5 M. ELSEWHERE...WITHIN 21N107W TO 19N110W TO 14N108W TO 09N111W TO 11N106W TO 15N103W TO 21N107W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 TO 33 KT. SEAS 3.5 TO 4.0 M. REMAINDER OF AREA...WITHIN 24N108W TO 18N114W TO 14N109W TO 09N113W TO 10N103W TO 15N99W TO 24N108W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED 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. .LOW PRES...INVEST 91E...NEAR 14N135W 1005 MB. WITHIN 17N133W TO 15N137W TO 08N138W TO 08N134W TO 12N131W TO 17N133W WINDS 20 TO 30 KT. SEAS 3.5 TO 4.0 M. ELSEWHERE...WITHIN 13N126W TO 18N136W TO 18N140W TO 06N140W TO 07N132W TO 13N126W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL. .24 HOUR FORECAST LOW PRES...INVEST 91E...POSSIBLE TROPICAL CYCLONE...NEAR 16N132W 1002 MB. WITHIN 17N132W TO 17N134W TO 16N135W TO 14N135W TO 13N132W TO 15N131W TO 17N132W WINDS 20 TO 30 KT. SEAS 3.5 TO 4.0 M. ELSEWHERE...WITHIN 19N129W TO 18N140W TO 14N140W TO 08N135W TO 13N125W TO 19N129W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL. .48 HOUR FORECAST LOW PRES...INVEST 91E...POSSIBLE TROPICAL CYCLONE 1001 MB...NEAR 17N129W...WITHIN 17N128W TO 18N129W TO 18N130W TO 16N130W TO 16N129W TO 17N128W WINDS 20 TO 30 KT. SEAS 3.5 TO 4.0 M. ELSEWHERE...WITHIN 18N127W TO 21N125W TO 19N134W TO 14N129W TO 11N129W TO 12N124W TO 18N127W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL. .WITHIN 26N123W TO 26N125W TO 23N127W TO 22N126W TO 22N125W TO 24N122W TO 26N123W N TO NE WINDS 20 TO 25 KT. SEAS 2.5 TO 4.5 M IN E TO SE SWELL. WITHIN 30N122W TO 30N140W TO 22N140W TO 20N122W TO 30N122W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN E TO SE SWELL. .24 HOUR FORECAST WITHIN 25N123W TO 30N118W TO 30N133W TO 26N140W TO 21N134W TO 19N126W TO 25N123W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E TO SE SWELL. .48 HOUR FORECAST WITHIN 30N121W TO 30N131W TO 27N129W TO 27N126W TO 30N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 2100 UTC MON SEP 28... .HURRICANE POLO...NUMEROUS MODERATE TO STRONG WITHIN 60 NM OF CENTER. .TROPICAL STORM RACHEL...NUMEROUS STRONG WITHIN 120 NM OF CENTER. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 11N85W TO 12N92W AND FROM 16N117W TO 14N128W TO 12N137W TO 13N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 180 NM S OF TROUGH BETWEEN 128W AND 132W. $$ .FORECASTER KONARIK. NATIONAL HURRICANE CENTER.