Tropical Atlantic High Seas Forecast

FZNT02 KNHC 210251
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC MON SEP 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA

SYNOPSIS VALID 0000 UTC MON SEP 21.
24 HOUR FORECAST VALID 0000 UTC TUE SEP 22.
48 HOUR FORECAST VALID 0000 UTC WED SEP 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC 36 HOUR FORECAST TROPICAL STORM FAY N OF AREA NEAR 31.6N 
33.9W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM
FORCE WINDS WITHIN 40 NM N SEMICIRCLE...30 NM SE QUADRANT AND 0 
NM SW QUADRANT. OVER FORECAST WATERS WITHIN 31N35W TO 31N43.5W TO
30N39W TO 30.5N38W TO 30.5N35W TO 31N35W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3.0 M IN NW TO N SWELL.
.48 HOUR FORECAST TROPICAL STORM FAY NEAR 30.8N 35.7W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. OVER FORECAST 
WATERS WITHIN 31N35W TO 31N40W TO 29N39W TO 29N37W TO 30N35W TO 
31N35W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.