


High Seas Forecast
Issued by NWS
Issued by NWS
039 FZPN03 KNHC 030837 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC SUN AUG 3 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SUN AUG 3. 24 HOUR FORECAST VALID 0600 UTC MON AUG 4. 48 HOUR FORECAST VALID 0600 UTC TUE AUG 5. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM GIL NEAR 20.1N 133.7W 1000 MB AT 0900 UTC AUG 03 MOVING WNW OR 290 DEG AT 16 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE QUADRANT...100 NM SE QUADRANT...50 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 240 NM E SEMICIRCLE...180 NM SW QUADRANT AND 150 NM NW QUADRANT WITH SEAS TO 7.5 M. ELSEWHERE WITHIN 22N130W TO 24N132W TO 24N136W TO 22N136W TO 19N135W TO 20N131W TO 22N130W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN 20N125W TO 27N129W TO 25N140W TO 13N140W TO 08N131W TO 20N125W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .24 HOUR FORECAST POST-TROPICAL GIL NEAR 21.4N 139.1W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM NE QUADRANT...30 NM SE QUADRANT...0 NM SW QUADRANT...AND 40 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM NE QUADRANT...75 NM SE QUADRANT...120 NM SW QUADRANT...AND 180 NM NW QUADRANT WITH SEAS TO 4.0 M. ELSEWHERE WITHIN 24N135W TO 25N136W TO 25N140W TO 22N140W TO 21N138W TO 22N136W TO 24N135W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN 25N131W TO 28N134W TO 29N140W TO 11N140W TO 11N136W TO 25N131W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .36 HOUR FORECAST POST-TROPICAL REMNANT LOW GIL NEAR 21.8N 141.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW GIL WEST OF THE AREA NEAR 22.0N 144.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. OVER FORECAST WATERS WITHIN 26N139W TO 27N140W TO 22N140W TO 23N139W TO 25N138W TO 26N139W 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. ...GALE WARNING... .LOW PRES NEAR 11.5N114W 1009 MB. WITHIN 15N112W TO 15N115W TO 14N115W TO 13N115W TO 12N113W TO 13N112W TO 15N112W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 12.5N118W 1008 MB. WITHIN 13N116W TO 14N117W TO 14N119W TO 13N120W TO 11N118W TO 11N117W TO 13N116W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 14.5N122W 1007 MB. WITHIN 15N122W TO 15N123W TO 14N123W TO 14N122W TO 15N122W WINDS 30 TO 35 KT. SEAS 3.0 TO 4.0 M. ELSEWHERE WITHIN 16N121W TO 16N123W TO 15N124W TO 14N123W TO 14N121W TO 16N121W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. REMAINDER AREA WITHIN 15N116W TO 18N121W TO 16N125W TO 08N122W TO 10N117W TO 15N116W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .SYNOPSIS AND FORECAST. .WITHIN 12N101W TO 12N103W TO 11N104W TO 09N103W TO 09N102W TO 10N101W TO 12N101W S WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 16N93W TO 16N95W TO 16N96W TO 14N95W TO 14N94W TO 16N93W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 2.5 M. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M IN S TO SW SWELL. .WITHIN 01N117W TO 01N123W TO 00N126W TO 02S120W TO 03.4S120W TO 03.4S111W TO 01N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 00N106W TO 01S112W TO 03.4S117W TO 03.4S102W TO 00N106W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SW SWELL. .48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .36 HOUR FORECAST WITHIN 30N119W TO 30N123W TO 29N123W TO 29N121W TO 29N120W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .48 HOUR FORECAST WITHIN 30N119W TO 30N124W TO 28N124W TO 27N122W TO 28N120W TO 30N119W 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 0835 UTC SUN AUG 3... .T.S. GIL... SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 20N TO 22N BETWEEN 132W AND 134W. SCATTERED MODERATE ELSEWHERE FROM 17N TO 27N BETWEEN 130W AND 137W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 09N84W TO 10N106W TO 11.5N114W TO 10N118W. IT RESUMES FROM 13N131W TO 08N140W. SCATTERED MODERATE ISOLATED STRONG N OF 03N E OF 85W...FROM 05N TO 12N BETWEEN 87W AND 103W...FROM 06N TO 18N BETWEEN 103W AND 120W...AND FROM 07N TO 11N BETWEEN 130W AND 140W. $$ .FORECASTER AL. NATIONAL HURRICANE CENTER.