000
FZNT31 KNHC 032050
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
450 PM EDT Sat Oct 3 2020

Marine Weather HF Voice Broadcast for the Tropical N Atlantic
from 07N to 22N between 55W and 64W, the SW N Atlantic S of
31N W of 65W including Bahamas, and the Caribbean Sea.

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.

Synopsis for Caribbean Sea and Tropical N Atlantic from
07N to 19N between 55W and 64W

.SYNOPSIS...Tropical Storm Gamma near 20.7N 87.7W 985 mb at 5 PM
EDT moving NW at 7 kt. Maximum sustained winds 55 kt gusts
65 kt. Gamma will move inland to 21.3N 88.0W Sun morning, 22.0N
88.2W Sun afternoon, 22.1N 88.4W Mon morning, 22.0N 89.1W Mon
afternoon, 21.6N 90.4W Tue morning, and 21.0N 91.5W Tue
afternoon. Gamma will change little in intensity as it moves
near 20.0N 92.0W Wed afternoon. Winds and seas over the
northwest Caribbean and Yucatan Channel will diminish early next
week as Gamma continues to move WNW. Elsewhere, fresh to strong
trades are expected over the eastern and central Caribbean
through Sun night. Winds and seas will subside through mid week
across the basin. 

NW Caribbean W of 85W

...TROPICAL STORM WARNING...

.TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SW winds 25 to 35
kt. Seas 5 to 7 ft. 
.SUN...SW winds 20 to 30 kt. Seas 4 to 6 ft. 
.SUN NIGHT...W winds 15 to 25 kt. Seas 3 to 5 ft. 
.MON...SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...W winds 10 to 20 kt. Seas 3 to 4 ft. 
.TUE NIGHT...NW winds 10 to 15 kt, shifting to SW after
midnight. Seas 3 ft in the evening, subsiding to 2 ft or less. 
.WED...SW winds less than 10 kt. Seas 2 ft or less. 
.WED NIGHT...S winds less than 10 kt. Seas 2 ft or less. 
.THU...SW winds less than 10 kt. Seas 2 ft or less. 

Caribbean N of 15N between 72W and 85W

.TONIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN...E winds 15 to 25 kt S of 18N, and SE 10 to 20 kt
elsewhere. Seas 3 to 5 ft. 
.SUN NIGHT...E winds 15 to 25 kt S of 18N, and SE 10 to 20 kt
elsewhere. Seas 3 to 5 ft. 
.MON...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...SE winds 10 to 20 kt. Seas 3 to 4 ft. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.WED...S of 18N, SE winds 10 to 15 kt. Elsewhere, SE winds 10 to
15 kt, diminishing to less than 10 kt in the afternoon. Seas
3 ft. 
.WED NIGHT...SE winds 10 to 15 kt S of 18N, and SE less than
10 kt elsewhere. Seas 3 ft in the evening, subsiding to 2 ft or
less. 
.THU...SE winds 10 to 15 kt S of 18N, and SE less than 10 kt
elsewhere. Seas 2 ft or less. 

Caribbean from 11N to 15N W of 72W

.TONIGHT...E winds less than 10 kt within 90 nm of coast of
Colombia, and SE 10 to 15 kt elsewhere. Seas 4 to 6 ft. 
.SUN...Within 90 nm of coast of Colombia, S winds less than
10 kt, shifting to SW in the afternoon. Elsewhere, SW winds
10 to 20 kt. Seas 3 to 5 ft. 
.SUN NIGHT...W winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...SW winds less than 10 kt within 90 nm of coast of
Colombia, and SW 10 to 15 kt elsewhere. Seas 3 to 4 ft. 
.MON NIGHT...Within 90 nm of coast of Colombia, W winds less
than 10 kt, shifting to SE after midnight. Elsewhere, S winds
10 to 15 kt. Seas 3 to 4 ft. 
.TUE...SE winds less than 10 kt within 90 nm of coast of
Colombia, and SE 10 to 15 kt elsewhere. Seas 3 ft. 
.TUE NIGHT...Within 90 nm of coast of Colombia, NE winds less
than 10 kt. Elsewhere, SE winds less than 10 kt, increasing to
10 to 15 kt after midnight. Seas 3 ft. 
.WED...SE winds less than 10 kt within 90 nm of coast of
Colombia, and SE 10 to 15 kt elsewhere. Seas 3 ft. 
.WED NIGHT...Within 90 nm of coast of Colombia, N winds less
than 10 kt, increasing to 10 to 15 kt after midnight. Elsewhere,
SE winds 10 to 15 kt. Seas 3 ft. 
.THU...Within 90 nm of coast of Colombia, SE winds 10 to 15 kt,
shifting to SW in the afternoon. Elsewhere, SE winds 10 to
15 kt. Seas 3 ft. 

SW Caribbean S of 11N

.TONIGHT...NW winds less than 10 kt, shifting to SW after
midnight. Seas 3 ft. 
.SUN...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON NIGHT...W winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less. 
.TUE...SW winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 2 ft or less, building to 3 ft in the
afternoon. 
.TUE NIGHT...SW winds less than 10 kt. Seas 2 ft or less. 
.WED...S winds less than 10 kt. Seas 2 ft or less. 
.WED NIGHT...SW winds less than 10 kt. Seas 2 ft or less. 
.THU...S winds less than 10 kt. Seas 2 ft or less. 

Caribbean between 64W and 72W

.TONIGHT...E winds 10 to 15 kt Gulf of Venezuela, and E 15 to
25 kt elsewhere. Gulf of Venezuela, seas 2 ft or less, building
to 3 ft after midnight. Elsewhere, seas 5 to 7 ft. 
.SUN...Gulf of Venezuela, SE winds 10 to 15 kt, shifting to SW
in the afternoon,Seas 3 ft in the morning, subsiding to 2 ft or
less. Elsewhere, E winds 15 to 25 kt,Seas 5 to 7 ft. 
.SUN NIGHT...NE winds less than 10 kt Gulf of Venezuela, and E
15 to 25 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and
4 to 6 ft elsewhere. 
.MON...NE winds less than 10 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to
5 ft elsewhere. 
.MON NIGHT...E winds less than 10 kt Gulf of Venezuela, and E
10 to 15 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and
3 to 4 ft elsewhere. 
.TUE...SW winds less than 10 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to
4 ft elsewhere. 
.TUE NIGHT...NE winds less than 10 kt Gulf of Venezuela, and E
10 to 15 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and
3 to 4 ft elsewhere. 
.WED...NE winds less than 10 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 3 to 4 ft. 
.WED NIGHT...Gulf of Venezuela, NE winds less than 10 kt,
increasing to 10 to 15 kt after midnight. Elsewhere, E winds
10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft
elsewhere. 
.THU...Gulf of Venezuela, SE winds 10 to 15 kt, diminishing to
less than 10 kt in the afternoon. Elsewhere, E winds 10 to
15 kt. Seas 3 to 4 ft. 

Offshore Leeward Islands and adjacent ATLC waters from 15N to
19N W of 55W

.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. 
.WED...SE winds less than 10 kt. Seas 3 to 5 ft. 
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft. 

Offshore Windward Islands and adjacent ATLC waters from 07N to
15N W of 55W

.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.WED...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft. 

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...A stationary front extending from 31N73W to 27N80W 
will gradually dissipate tonight. Another stationary front 
extending from 31N79W to just N of Cape Canaveral, Florida will 
dissipate through late Sun. Otherwise, the Bermuda High north of
our area and lower pressure in NW Caribbean associated with T.S.
Gamma will support moderate to fresh trades south of 22N, 
occasionally pulsing to strong north of Hispaniola during the 
overnight hours through Sun night. Looking ahead, a third weak 
front will move over the Atlantic waters east of NE Florida late
Sun or early Mon, drift south through Tue then stall from 31N73W
to near W Palm Beach Florida by mid week. 

ATLC waters from 27N to 31N W of 77W

.TONIGHT...SE winds 15 to 25 kt. Seas 4 to 6 ft. 
.SUN...S winds 10 to 20 kt. Seas 5 to 7 ft. 
.SUN NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. 
.MON...NE winds 10 to 15 kt. Seas 5 to 6 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.TUE...E winds 10 to 15 kt. Seas 5 ft. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.WED...SE winds less than 10 kt. Seas 4 to 5 ft. 
.WED NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. 
.THU...SW winds less than 10 kt. Seas 3 to 4 ft. 

ATLC waters from 27N to 31N between 65W and 77W

.TONIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.SUN...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.SUN NIGHT...SE winds 10 to 15 kt. Seas 5 ft. 
.MON...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.MON NIGHT...E winds 10 to 15 kt W of 70W, and SE less than
10 kt elsewhere. Seas 4 to 5 ft. 
.TUE...W of 70W, E winds 10 to 15 kt. Elsewhere, SE winds less
than 10 kt, shifting to NE in the afternoon. Seas 4 to 5 ft. 
.TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. 
.WED...W of 70W, SE winds less than 10 kt, shifting to S in the
afternoon. Elsewhere, NE winds less than 10 kt. Seas 4 to 5 ft. 
.WED NIGHT...W of 70W, SW winds 10 to 15 kt. Elsewhere, SE winds
less than 10 kt, shifting to S after midnight. Seas 4 ft. 
.THU...W winds 10 to 15 kt. Seas 3 to 4 ft. 

Bahamas N of 22N

.TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...SE winds 10 to 20 kt. Seas 3 to 4 ft. 
.WED NIGHT...SE winds 10 to 15 kt. Seas 3 ft. 
.THU...SE winds 10 to 15 kt. Seas 3 ft. 

ATLC waters from 22N to 27N between 65W and the Bahamas

.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 6 ft. 
.MON...E winds 10 to 20 kt. Seas 5 to 6 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. 
.WED...E winds 10 to 15 kt W of 70W, and E less than 10 kt
elsewhere. Seas 4 to 5 ft. 
.WED NIGHT...E winds 10 to 15 kt W of 70W, and SE less than
10 kt elsewhere. Seas 4 ft. 
.THU...SE winds less than 10 kt. Seas 4 ft. 

ATLC waters S of 22N W of 65W

.TONIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. 
.SUN...E winds 15 to 25 kt. Seas 5 to 6 ft. 
.SUN NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. 
.MON...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 5 ft. 
.WED...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. 
.THU...SE winds 10 to 20 kt. Seas 3 to 4 ft. 

ATLC waters from 19N to 22N between 55W and 65W

.TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.SUN...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.MON...NE winds 10 to 15 kt. Seas 5 to 6 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 5 ft. 
.TUE...E winds 10 to 15 kt. Seas 5 ft. 
.TUE NIGHT...E winds less than 10 kt. Seas 4 to 5 ft. 
.WED...SE winds less than 10 kt. Seas 4 to 5 ft. 
.WED NIGHT...E winds less than 10 kt. Seas 4 to 5 ft. 
.THU...SE winds less than 10 kt. Seas 4 ft.