High Seas Forecast
Issued by NWS
Issued by NWS
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938 FZPN03 KNHC 011601 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC THU OCT 01 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC THU OCT 01. 24 HOUR FORECAST VALID 1200 UTC FRI OCT 02. 48 HOUR FORECAST VALID 1200 UTC SAT OCT 03. .WARNINGS. ...HURRICANE WARNING... .HURRICANE RACHEL NEAR 19.6N 109.6W 964 MB AT 1500 UTC OCT 01 MOVING WNW OR 295 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NW AND SE QUADRANTS...120 NM NE QUADRANT AND 110 NM SW QUADRANT.SEAS 4 M OR GREATER WITHIN 180 NM W SEMICIRCLE...210 NM NE QUADRANT AND 300 NM SE QUADRANT WITH SEAS TO 11 M. FROM 15N TO 22N BETWEEN 105W AND 112W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT FROM 10N TO 23N BETWEEN 104W AND 114W. .24 HOUR FORECAST HURRICANE RACHEL NEAR 19.8N 110.8W. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM OF CENTER EXCEPT 120 NM NE QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM OF CENTER EXCEPT 240 NM N E QUADRANT WITH SEAS TO 11.5 M. FROM 15N TO 23N BETWEEN 105W AND 114W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT FROM 10N TO 25N BETWEEN 101W AND 117W. .48 HOUR FORECAST HURRICANE RACHEL NEAR 20.1N 112.5W. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM S SEMICIRCLE...110 NM NE QUADRANT AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM OF CENTER EXCEPT 240 NM N E QUADRANT WITH SEAS TO 12 M. FROM 16N TO 23N BETWEEN 107W AND 115W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT FROM 10N TO 25N BETWEEN 100W AND 120W. 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. .TROPICAL DEPRESSION NINETEEN-E NEAR 15.2N 123.3W 1006 MB AT 1500 UTC OCT 01 MOVING E OR 090 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 90 NM S SEMICIRCLE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .12 HOUR FORECAST POST-TROPICAL REMNANT LOW NINETEEN-E NEAR 15.1N 121.4W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 90 NM SW QUADRANT WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. .24 HOUR FORECAST...DISSIPATED. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .FROM 13N TO 15.5N BETWEEN 93.5W AND 98W...INCLUDING THE GULF OF TEHUANTEPEC...W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .06 HOUR FORECAST S OF 00N W OF 109W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 1500 UTC THU OCT 1... .HURRICANE RACHEL...NUMEROUS MODERATE TO STRONG WITHIN 120 NM OF CENTER. .T.D. NINETEEN-E...SCATTERED MODERATE WITHIN 90 NM S SEMICIRCLE. .TROPICAL WAVE NEAR 90W...SCATTERED MODERATE ISOLATED STRONG FROM 02N TO 10N BETWEEN 80W AND 96W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS FROM 12N86W TO 17N100W...THEN RESUMES W OF T.D. NINETEEN-E NEAR 11N126W TO BEYOND 05N140W. IN ADDITION TO THE CONVECTION ASSOCIATED WITH RACHEL AND T.D. NINETEEN-E... SCATTERED MODERATE TO ISOLATED STRONG CONVECTION CAN BE FOUND FROM 10N TO 14N BETWEEN 110W AND 125W...AND FROM 00N TO 10N W OF 120W. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.