High Seas Forecast
Issued by NWS
Issued by NWS
040 FZPN03 KNHC 010423 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC TUE SEP 1 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC TUE SEP 1. 24 HOUR FORECAST VALID 0000 UTC WED SEP 2. 48 HOUR FORECAST VALID 0000 UTC THU SEP 3. .WARNINGS. ...HURRICANE WARNING... .HURRICANE KARINA NEAR 17.8N 126.6W 950 MB AT 0300 UTC SEP 01 MOVING WNW OR 285 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 115 KT GUSTS 140 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM N SEMICIRCLE...80 NM SE QUADRANT AND 70 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM S SEMICIRCLE...210 NM NE QUADRANT AND 270 NM NW QUADRANT WITH SEAS TO 11.0 M. WITHIN 24N124W TO 25N129W TO 20N133W TO 15N131W TO 14N126W TO 18N123W TO 24N124W WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. WITHIN 21N120W TO 29N130W TO 23N138W TO 18N140W TO 09N130W TO 13N120W TO 21N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL. .24 HOUR FORECAST HURRICANE KARINA NEAR 18.5N 130.2W. MAXIMUM SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM N SEMICIRCLE AND 70 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 240 NM IN NW QUADRANT...180 NM IN NE AND SW QUADRANTS...AND 120 NM IN SE QUADRANT WITH SEAS TO 10 M. WITHIN 22N127W TO 26N129W TO 25N133W TO 23N136W TO 17N134W TO 17N129W TO 22N127W WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. WITHIN 21N124W TO 27N130W TO 24N140W TO 15N140W TO 12N133W TO 14N127W TO 21N124W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .48 HOUR FORECAST HURRICANE KARINA NEAR 19.3N 134.1W. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. LITTLE CHANGE. SEAS 4 M OR GREATER 240 NM IN NW QUADRANT...180 NM IN NE AND SW QUADRANTS...AND 120 NM IN SE QUADRANT WITH SEAS TO 9.0 M. WITHIN 25N131W TO 26N135W TO 25N138W TO 20N140W TO 17N135W TO 20N131W TO 25N131W WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. WITHIN 20N128W TO 25N130W TO 27N135W TO 27N140W TO 11N140W TO 13N132W TO 20N128W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 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. ...STORM WARNING... .WITHIN 17N104W TO 19N106W TO 16N112W TO 11N111W TO 10N106W TO 13N104W TO 17N104W...INCLUDING NEAR CABO CORRIENTES... SE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. .06 HOUR FORECAST WITHIN 15N105W TO 18N106W TO 19N109W TO 15N113W TO 10N110W TO 10N107W TO 15N105W SE WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. WITHIN 14N107W TO 15N108W TO 14N108W TO 13N108W TO 14N107W SE TO S WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST WITHIN 17N109W TO 17N110W TO 16N111W TO 15N111W TO 14N111W TO 15N109W TO 17N109W S WINDS 35 TO 45 KT. SEAS 4.0 TO 5.5 M. WITHIN 16N105W TO 20N107W TO 19N114W TO 17N115W TO 10N111W TO 11N107W TO 16N105W...INCLUDING NEAR CABO CORRIENTES...SE TO S WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. .33 HOUR FORECAST WITHIN 18N111W TO 17N111W TO 18N111W TO 16N113W TO 15N112W TO 16N110W TO 18N111W S WINDS 40 TO 50 KT. SEAS 5.5 TO 7.0 M. WITHIN 17N110W TO 18N111W TO 17N111W TO 16N111W TO 16N110W TO 17N110W SE TO S WINDS 20 TO 30 KT. SEAS 6.5 TO 8.0 M. WITHIN 19N106W TO 21N110W TO 18N115W TO 12N113W TO 12N108W TO 16N106W TO 19N106W...INCLUDING NEAR CABO CORRIENTES...SE TO S WINDS 20 TO 25 KT. SEAS 2.5 TO 4.5 M. .48 HOUR FORECAST WITHIN 19N111W TO 20N112W TO 19N114W TO 18N115W TO 16N114W TO 17N111W TO 19N111W SE TO S WINDS 35 TO 50 KT. SEAS 6.5 TO 8.0 M. WITHIN 18N112W TO 19N113W TO 18N114W TO 17N113W TO 17N112W TO 18N112W SE WINDS 20 TO 30 KT. SEAS 7.0 TO 8.5 M. WITHIN 21N107W TO 23N109W TO 22N115W TO 18N118W TO 12N113W TO 16N106W TO 21N107W...INCLUDING NEAR CABO CORRIENTES AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M. .SYNOPSIS AND FORECAST. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0350 UTC TUE SEP 1... .HURRICANE KARINA...NUMEROUS MODERATE TO SCATTERED STRONG FROM 14N TO 20N BETWEEN 124W AND 129W. .INVEST EP95...NUMEROUS MODERATE AND SCATTERED STRONG FROM 05N TO 13N BETWEEN 104W AND 116W. SCATTERED MODERATE ELSEWHERE FROM 12N TO 19N BETWEEN 98W AND 112W. .TROPICAL WAVE NEAR 95W...SCATTERED MODERATE AND ISOLATED STRONG FROM 02N TO 10N BETWEEN 87W AND 98W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS FROM 10N85W TO 08N100W TO 13N118W... THEN RESUMES AGAIN FROM 12N126W TO BEYOND 10N140W. NUMEROUS MODERATE AND SCATTERED STRONG FROM 06N TO 17N BETWEEN 98W AND 114W. SCATTERED MODERATE AND ISOLATED STRONG FROM 03N TO 09N E OF 87W...AND FROM 05N TO 11W WEST OF 117W. $$ .FORECASTER RAMOS. NATIONAL HURRICANE CENTER.