000 FZNT31 KNHC 221634 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1134 AM EST Wed Jan 22 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...A cold front stretches from the Windward Passage to near the Nicaragua-Costa Rica border this morning will reach a Hispaniola to central Costa Rica line by this evening, then stall from Puerto Rico to eastern Panama Thu evening to Fri, then weaken and dissipate. Strong N winds and higher seas are expected W of the front through tonight. N swell prevailing E of the Windward Islands will diminish today. For the weekend, more benign conditions will prevail as a weak pressure gradient prevails over the area. NW Caribbean W of 85W .TODAY...N winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. .THU...NE winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .FRI...Variable winds less than 10 kt, becoming N less than 10 kt in the afternoon. Seas 3 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .SAT...NE winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less. .SUN...SE winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...SE winds less than 10 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W .TODAY...N winds 15 to 25 kt. Seas 5 to 7 ft. .TONIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .THU...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...N winds less than 10 kt. Seas 3 ft. .FRI...N winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .SAT...NE winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .SUN...E winds less than 10 kt. Seas 3 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 2 ft or less. Caribbean from 11N to 15N W of 72W .TODAY...NE winds less than 10 kt within 90 nm of coast of Colombia, and N 10 to 20 kt elsewhere. Seas 3 to 5 ft within 90 nm of coast of Colombia, and 5 to 7 ft elsewhere. .TONIGHT...Within 90 nm of coast of Colombia, N winds 10 kt in the evening, becoming variable winds less than 10 kt. Elsewhere, N winds 10 to 20 kt. Seas 3 to 4 ft within 90 nm of coast of Colombia, and 5 to 7 ft elsewhere. .THU...NE winds less than 10 kt within 90 nm of coast of Colombia, and N 10 to 20 kt elsewhere. Seas 3 to 4 ft within 90 nm of coast of Colombia, and 5 to 7 ft elsewhere. .THU NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .FRI...N winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 3 ft. .SAT...NE winds less than 10 kt. Seas 3 ft. .SAT NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 ft. .SUN...NE winds less than 10 kt. Seas 3 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. SW Caribbean S of 11N .TODAY...NW winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .THU...N winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...N winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...N winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...N winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. Caribbean between 64W and 72W .TODAY...SE winds 10 to 15 kt. Gulf of Venezuela, seas 3 ft in the morning, subsiding to 2 ft or less. Elsewhere, seas 4 to 6 ft. .TONIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .THU...SE winds less than 10 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. .THU NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .FRI...E winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .SAT...E winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...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 .TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .THU...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .THU NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .FRI...SE winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .SAT...SE winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SUN...SE winds less than 10 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds less than 10 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 15 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds less than 10 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Complex low pressure producing widespread gales extends from the NW Bahamas this morning to near 29N74W. This elongated low pressure will shift ESE across the N Bahamas today, then begin to consolidate and intensify as a broad low moves NE tonight and Thu and out of the area Fri. Strong gales to near storm force will prevail N through W of the low pressure through tonight, spreading westward into the central and SE Florida coastal waters and across the NW Bahamas to 25N. Gales will continue Thu and expand to the E as the low moves away from the Bahamas. An associated cold front extends from 28N70W to the Windward Passage this morning, and will stretch from S of Bermuda through Hispaniola this evening, then stall over the far SE waters and Puerto Rico Thu night into Fri. ATLC waters from 27N to 31N W of 77W ...GALE WARNING... .TODAY...NE winds 30 to 40 kt, diminishing to 25 to 30 kt in the afternoon. Seas 16 to 21 ft. .TONIGHT...NE winds 20 to 30 kt. Seas 16 to 21 ft, subsiding to 13 to 17 ft after midnight. .THU...E winds 10 to 20 kt. Seas 10 to 14 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 9 to 11 ft. .FRI...SE winds 10 to 15 kt. Seas 8 to 9 ft. .FRI NIGHT...SW winds 10 to 15 kt. Seas 8 to 9 ft. .SAT...W winds 10 to 15 kt. Seas 8 to 9 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 7 to 8 ft. .SUN...NW winds 10 to 15 kt. Seas 6 to 7 ft. .SUN NIGHT...NW winds 10 to 15 kt. Seas 5 to 6 ft. ATLC waters from 27N to 31N between 65W and 77W ...STORM WARNING... ...GALE WARNING... .TODAY...FROM 28N TO 30N BETWEEN 72W AND 76W N TO NE WINDS 40 TO 55 KT. SEAS 18 TO 24 FT. Elsewhere NE winds 30 to 40 kt W of 70W, and E 20 to 30 kt elsewhere. Seas 13 to 18 ft W of 70W, and 8 to 11 ft elsewhere. .TONIGHT...NE winds 20 to 30 kt. Seas 14 to 19 ft W of 70W, and 10 to 15 ft elsewhere. .THU...NE winds 20 to 30 kt W of 70W, and N 20 to 30 kt elsewhere. Seas 13 to 18 ft W of 70W, and 14 to 19 ft elsewhere. .THU NIGHT...NE winds 10 to 20 kt W of 70W, and N 15 to 25 kt elsewhere. Seas 10 to 14 ft W of 70W, and 14 to 19 ft elsewhere. .FRI...NE winds 10 to 20 kt. Seas 10 to 15 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 9 to 12 ft. .SAT...NW winds 10 to 15 kt. Seas 8 to 9 ft. .SAT NIGHT...W winds 10 to 15 kt. Seas 7 to 8 ft. .SUN...W winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...W winds 10 to 15 kt. Seas 6 to 7 ft. Bahamas N of 22N ...GALE WARNING... .TODAY...NW winds 15 to 25 kt. Seas 6 to 8 ft. .TONIGHT...N winds 10 to 20 kt. Seas 8 to 11 ft. .THU...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...E winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SAT...Variable winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .SUN...NE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas ...GALE WARNING... .TODAY...W winds 15 to 25 kt W of 70W, and SW 15 to 25 kt elsewhere. W of 70W, seas 6 to 9 ft, building to 8 to 13 ft in the afternoon. Elsewhere, seas 6 to 8 ft. .TONIGHT...W winds 15 to 25 kt. Seas 11 to 16 ft W of 70W, and 7 to 10 ft elsewhere. .THU...N winds 15 to 25 kt W of 70W, and NW 10 to 20 kt elsewhere. Seas 10 to 15 ft W of 70W, and 8 to 11 ft elsewhere. .THU NIGHT...N winds 10 to 20 kt. Seas 8 to 13 ft. .FRI...NE winds less than 10 kt. Seas 9 to 12 ft. .FRI NIGHT...NE winds 10 kt. Seas 9 to 10 ft. .SAT...N winds less than 10 kt. Seas 7 to 8 ft. .SAT NIGHT...N winds less than 10 kt. Seas 6 to 7 ft. .SUN...N winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 6 to 7 ft. .SUN NIGHT...Variable winds less than 10 kt. Seas 5 to 6 ft. ATLC waters S of 22N W of 65W .TODAY...SW winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. .THU...NW winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...N winds less than 10 kt. Seas 5 to 7 ft. .FRI...N winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .SAT...NE winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .SUN...NE winds less than 10 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...SE winds 10 to 15 kt. Seas 6 to 7 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft. .THU...S winds 10 to 15 kt. Seas 5 to 6 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...SW winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...SW winds less than 10 kt, shifting to E after midnight. Seas 6 to 9 ft. .SAT...S winds less than 10 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 6 to 7 ft. .SUN...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 5 to 6 ft. .SUN NIGHT...Variable winds less than 10 kt, becoming E less than 10 kt after midnight. Seas 5 to 6 ft.