000
FZNT02 KNHC 171521
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1630 UTC SAT OCT 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT OCT 17.
24 HOUR FORECAST VALID 1200 UTC SUN OCT 18.
48 HOUR FORECAST VALID 1200 UTC MON OCT 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 30N56.5W 1009 MB. N OF 28N BETWEEN 56W AND 
60W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE SUBTROPICAL CYCLONE...NEAR 
27N56.5W 1006 MB. WITHIN 120 NM NW AND 90 NM SE SEMICIRCLES OF 
LOW CENTER WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE N OF 
26N E OF 65W TO A LINE FROM 31N53W TO 26N60W N TO NE WINDS 20 TO 
25 KT. SEAS 8 TO 11 FT IN NE SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE SUBTROPICAL CYCLONE...NEAR 
26N57W 1005 MB. WITHIN 150 NM N SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS 9 TO 14 FT. ELSEWHERE N OF A LINE FROM 28N45W TO 28N54W TO 
25N60W TO 25N65W TO 25N70W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 
14 FT. 

.ATLC COLD FRONT FROM 31N74W TO 27N80W. NW OF FRONT NE WINDS 20 
TO 25 KT. SEAS BUILDING TO 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N72W TO 27N80W. NW OF FRONT 
NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
.48 HOUR FORECAST STATIONARY FRONT FROM 31N70W TO 25N80W. NW OF 
FRONT NE TO E WINDS 20 TO 25 KT. SEAS 8 FT.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.