000
FZNT02 KNHC 031605
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON AUG 3 2020

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MEXICO

SYNOPSIS VALID 1200 UTC MON AUG 3.
24 HOUR FORECAST VALID 1200 UTC TUE AUG  4.
48 HOUR FORECAST VALID 1200 UTC WED AUG  5.

.WARNINGS.

...ATL HURRICANE WARNING...

.TROPICAL STORM ISAIAS NEAR 30.7N 80.1W 998 MB AT 1500 UTC AUG
03 MOVING N OR 360 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE
QUADRANT...110 NM SE QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 
FT OR GREATER WITHIN 150 NM NE QUADRANT...120 NM SE QUADRANT...60
NM SW QUADRANT...AND 90 NM NW QUADRANT WITH SEAS TO 25 FT.
ELSEWHERE N OF 27N AND W OF 75W WINDS 20 TO 33 KT. SEAS 8 TO 12
FT. 
.12 HOUR FORECAST HURRICANE ISAIAS NEAR 33.1N 79.2W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.24 HOUR FORECAST TROPICAL STORM ISAIAS INLAND NEAR 37.2N 77.0W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 70 KT. TROPICAL STORM FORCE 
WINDS WITHIN 110 NM NE QUADRANT...140 NM SE QUADRANT...AND 60 NM 
NW QUADRANT. SEAS 12 FT N OF AREA. N OF 30N OVER FORECAST WATERS
BETWEEN 75W AND 79W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SE 
SWELL. 
.48 HOUR FORECAST TROPICAL STORM ISAIAS INLAND NEAR 46.7N 70.2W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 170 NM SE QUADRANT. 
.60 HOUR FORECAST EXTRATROPICAL ISAIAS NEAR 50.2N 67.2W. MAXIMUM
SUSTAINED WINDS 30 KT GUSTS 40 KT. 
.72 HOUR FORECAST EXTRATROPICAL ISAIAS NEAR 53.5N 64.2W. MAXIMUM
SUSTAINED WINDS 25 KT GUSTS 35 KT. 
.96 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.

.SYNOPSIS AND FORECAST.

.ATLC LOW 23N64W 1014 MB. WITHIN 23N62W TO 22N62W TO 23N63W TO 
24N64W TO 24N62W TO 23N62W SE WINDS 20 TO 25 KT. SEAS 8 FT. 
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.CARIBBEAN 18 HOUR FORECAST WITHIN 13N69W TO 13N70W TO 13N71W TO
14N70W TO 14N68W TO 13N69W E TO SE WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 13N69W TO 13N73W TO 15N74W TO 17N74W TO
15N69W TO 13N69W...INCLUDING THE MONA PASSAGE...E TO SE WINDS 20
TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 13N70W TO 12N75W TO 14N78W TO 17N77W TO
18N73W TO 13N70W E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.