000
FZNT31 KNHC 121513
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1013 AM EST Thu Nov 12 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...Low pressure along about 15N associated with a 
tropical wave along 70W-71W will move westward across the
central Caribbean through Fri and has a high possibility of
tropical cyclone development late this week or this weekend when
the wave reaches the western Caribbean Sea. Expect increasing
winds, seas and active weather north of the developing low
through the weekend. 

NW Caribbean W of 85W

.TODAY...NW winds less than 10 kt. Seas 2 ft or less. 
.TONIGHT...NE winds 10 to 15 kt. Seas 2 ft or less. 
.FRI...N winds 10 to 15 kt. Seas 2 ft or less. 
.FRI NIGHT...NE winds 10 to 20 kt. Seas 3 ft. 
.SAT...NE winds 10 to 15 kt. Seas 3 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...NE winds 10 to 20 kt. Seas 4 to 6 ft. 

Caribbean N of 15N between 72W and 85W

.TODAY...S of 18N, N winds 15 to 25 kt. Elsewhere, E winds 15 to
25 kt, shifting to NE 10 to 15 kt in the afternoon. Seas 3 to
4 ft. 
.TONIGHT...NE winds 15 to 25 kt S of 18N, and NE 10 to 15 kt
elsewhere. S of 18N, seas 3 to 5 ft. Elsewhere, seas 3 ft in the
evening, subsiding to 2 ft or less. 
.FRI...NE winds 15 to 25 kt S of 18N, and NE 10 to 15 kt
elsewhere. S of 18N, seas 3 to 5 ft. Elsewhere, seas 2 ft or
less, building to 3 ft in the afternoon. 
.FRI NIGHT...NE winds 15 to 25 kt S of 18N, and NE 10 to 20 kt
elsewhere. Seas 4 to 6 ft. 
.SAT...NE winds 20 to 30 kt S of 18N, and NE 10 to 20 kt
elsewhere. Seas 5 to 7 ft. 
.SAT NIGHT...E winds 20 to 30 kt S of 18N, and E 10 to 20 kt
elsewhere. Seas 6 to 9 ft S of 18N, and 4 to 6 ft elsewhere. 
.SUN...E winds 20 to 30 kt S of 18N, and E 10 to 20 kt
elsewhere. Seas 7 to 10 ft S of 18N, and 4 to 6 ft elsewhere. 
.SUN NIGHT...E winds 20 to 30 kt S of 18N, and NE 15 to 25 kt
elsewhere. S of 18N, seas 7 to 10 ft, building to 8 to 13 ft
after midnight. Elsewhere, seas 5 to 7 ft. 
.MON...E winds 20 to 30 kt. Seas 9 to 14 ft S of 18N, and 6 to
9 ft elsewhere. 

Caribbean from 11N to 15N W of 72W

.TODAY...NW winds less than 10 kt. Seas 2 ft or less. 
.TONIGHT...W winds less than 10 kt within 90 nm of coast of
Colombia, and NW 10 to 15 kt elsewhere. Seas 2 ft or less,
building to 3 ft after midnight. 
.FRI...NW winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI NIGHT...SW winds 10 to 20 kt within 90 nm of coast of
Colombia, and N 15 to 25 kt elsewhere. Seas 4 to 6 ft. 
.SAT...NW winds 20 to 30 kt. Seas 6 to 9 ft within 90 nm of
coast of Colombia, and 4 to 6 ft elsewhere. 
.SAT NIGHT...SW winds 20 to 30 kt within 90 nm of coast of
Colombia, and NW 20 to 30 kt elsewhere. Seas 7 to 10 ft within
90 nm of coast of Colombia, and 6 to 8 ft elsewhere. 
.SUN...S winds 15 to 25 kt within 90 nm of coast of Colombia,
and W 20 to 30 kt elsewhere. Seas 6 to 8 ft. 
.SUN NIGHT...Within 90 nm of coast of Colombia, SW winds 10 to
15 kt, shifting to SE after midnight. Elsewhere, SW winds 20 to
30 kt. Seas 4 to 6 ft within 90 nm of coast of Colombia, and
6 to 8 ft elsewhere. 
.MON...SE winds 10 kt within 90 nm of coast of Colombia, and SW
20 to 30 kt elsewhere. Seas 4 ft within 90 nm of coast of
Colombia, and 6 to 8 ft elsewhere. 

SW Caribbean S of 11N

.TODAY...N winds less than 10 kt. Seas 2 ft or less. 
.TONIGHT...NW winds less than 10 kt. Seas 2 ft or less. 
.FRI...W winds less than 10 kt, shifting to NW in the afternoon.
Seas 2 ft or less. 
.FRI NIGHT...W winds 15 to 25 kt. Seas 3 to 5 ft. 
.SAT...W winds 10 to 20 kt. Seas 3 to 5 ft. 
.SAT NIGHT...SW winds 15 to 25 kt. Seas 4 to 6 ft. 
.SUN...W winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN NIGHT...W winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...W winds 10 to 15 kt. Seas 3 to 5 ft. 

Caribbean between 64W and 72W

.TODAY...Gulf of Venezuela, E winds less than 10 kt in the
morning, becoming variable winds less than 10 kt. Elsewhere, E
winds 15 to 25 kt. Seas 2 ft or less Gulf of Venezuela, and 5 to
7 ft elsewhere. 
.TONIGHT...Variable winds less than 10 kt Gulf of Venezuela, and
E 15 to 25 kt elsewhere. Seas 2 ft or less Gulf of Venezuela,
and 5 to 7 ft elsewhere. 
.FRI...Variable winds less than 10 kt Gulf of Venezuela, and E
15 to 25 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and
5 to 7 ft elsewhere. 
.FRI NIGHT...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 4 to 6 ft. 
.SAT...S winds 10 to 15 kt Gulf of Venezuela, and E 15 to 25 kt
elsewhere. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere.
.SAT NIGHT...N 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. 
.SUN...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela,
and 4 to 6 ft elsewhere. 
.SUN NIGHT...E winds 10 to 20 kt. 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 4 to
6 ft elsewhere. 

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

.TODAY...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 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. 

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

.TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.MON...E winds 10 to 20 kt. Seas 4 to 6 ft. 

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...Tropical Storm Eta inland near 30.2N 81.8W 1003 mb
at 10 AM EST moving NNE at 13 kt. Maximum sustained winds 40 kt 
gusts 50 kt. Eta will move NNE and over the north Florida coastal
waters shortly, and reach near 32.0N 79.8W this evening, then 
continue to exit to the north of the area tonight. Elsewhere, 
fresh to strong SE winds and associated seas will decrease 
through Fri as Eta moves northeastward. A trough will move to the
north of the Leeward and Virgin Islands Sat through Mon. 

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

...TROPICAL STORM WARNING...

.TODAY...TROPICAL STORM CONDITIONS. S winds 30 to 40 kt. Seas
8 to 11 ft. 
.TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SW winds 20 to
30 kt. Seas 7 to 10 ft. 
.FRI...NW winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 
.SAT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SUN...S winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN NIGHT...S winds 10 to 15 kt. Seas 4 to 5 ft. 
.MON...NW winds 10 to 20 kt. Seas 3 to 5 ft. 

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

.TODAY...SE winds 15 to 25 kt. Seas 6 to 8 ft. 
.TONIGHT...S winds 15 to 25 kt W of 70W, and SE 10 to 20 kt
elsewhere. Seas 5 to 7 ft. 
.FRI...S winds 15 to 25 kt W of 70W, and SE 10 to 20 kt
elsewhere. Seas 5 to 7 ft. 
.FRI NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT...SE winds 15 to 25 kt W of 70W, and S 10 to 15 kt
elsewhere. Seas 4 to 6 ft. 
.SAT NIGHT...E winds 10 to 20 kt W of 70W, and SE less than
10 kt elsewhere. Seas 5 to 7 ft. 
.SUN...W of 70W, SE winds 10 to 15 kt, diminishing to less than
10 kt in the afternoon. Elsewhere, SE winds less than 10 kt,
increasing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. 
.SUN NIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft. 
.MON...S winds 10 to 20 kt. Seas 4 to 5 ft. 

Bahamas N of 22N

.TODAY...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.TONIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.SAT NIGHT...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. 

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

.TODAY...E winds 15 to 25 kt. Seas 8 to 9 ft. 
.TONIGHT...E winds 15 to 20 kt. Seas 7 to 9 ft. 
.FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT...E winds 10 to 20 kt. Seas 5 to 6 ft. 
.SAT NIGHT...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 7 ft. 
.MON...E winds 10 to 20 kt. Seas 5 to 7 ft. 

ATLC waters S of 22N W of 65W

.TODAY...E winds 15 to 25 kt. Seas 7 to 10 ft. 
.TONIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. 
.FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. 
.SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT NIGHT...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 7 ft. 
.MON...E winds 10 to 20 kt. Seas 5 to 7 ft. 

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

.TODAY...E winds 15 to 20 kt. Seas 7 to 8 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 7 to 8 ft. 
.FRI...E winds 15 to 20 kt. Seas 7 to 8 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 7 to 8 ft. 
.SAT...E winds 10 to 20 kt. Seas 7 to 8 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft. 
.SUN...NE winds 10 to 20 kt. Seas 6 to 7 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.MON...E winds 10 to 20 kt. Seas 6 to 8 ft.