735 
FZNT02 KNHC 032130
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MON AUG 3.
24 HOUR FORECAST VALID 1800 UTC TUE AUG  4.
48 HOUR FORECAST VALID 1800 UTC WED AUG  5.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM ISAIAS NEAR 32.0N 79.4W 993 MB AT 2100 UTC AUG 
03 MOVING NNE OR 015 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 60 KT 
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM E 
SEMICIRCLE...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
120 NM NE QUADRANT...180 NM SE QUADRANT...90 NM SW QUADRANT...AND
60 NM NW QUADRANT WITH SEAS TO 28 FT. ELSEWHERE N OF 28N W OF 
75W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
.24 HOUR FORECAST TROPICAL STORM ISAIAS INLAND NEAR 39.3N 75.3W.
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. 12 FT SEAS N OF AREA. 
.48 HOUR FORECAST POST-TROPICAL EXTRATROPICAL ISAIAS NEAR 48.8N 
68.6W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 45 KT. 12 FT SEAS N OF
AREA. 
.72 HOUR FORECAST POST-TROPICAL EXTRATROPICAL ISAIAS NEAR 54.3N 
63.4W. 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 TROUGH 23N65W TO 28N65W. WITHIN 25N63W TO 24N64W TO 25N65W
TO 26N65W TO 26N63W TO 25N63W WINDS 20 KT OR LESS. SEAS 8 FT IN 
E SWELL.
.12 HOUR FORECAST NONE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 
FT.

.CARIBBEAN 18 HOUR FORECAST WITHIN 13N69W TO 13N73W TO 14N74W TO
16N73W TO 14N69W TO 13N69W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO
10 FT.
.24 HOUR FORECAST WITHIN 13N70W TO 13N73W TO 15N76W TO 17N74W TO
15N70W TO 13N70W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 13N70W TO 13N73W TO 13N74W TO 15N74W TO
14N70W TO 13N70W E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. WITHIN 
15N71W TO 15N75W TO 14N78W TO 17N79W TO 17N73W TO 15N71W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.

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

$$
.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.