Atlantic Text Briefing Package
[Printable Version]FZNT21 KWBC 130831 OFFNT1 Offshore Waters Forecast NWS Ocean Prediction Center Washington DC 431 AM EDT Thu Aug 13 2026 New England continental shelf and slope waters from 60 nm offshore to the Hague Line, except to 1000 fm south of New England. 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. Locally higher winds and seas can be expected in and near tstms. ANZ898-132100- 431 AM EDT Thu Aug 13 2026 .SYNOPSIS FOR NEW ENGLAND WATERS...A weak high pressure across the waters will shift E of the region today. A cold front will move to the coast later today, then move E across the waters tonight into Fri. Another high pressure will build SE across the area behind the front later Fri and Fri night, persist Sat and Sat night, then shift E of the region Sun. A warm front will develop off the New England coast late Sun, then push NE across the area Sun night. Another cold front pushes E across the waters Mon and Mon night. $$ ANZ800-132100- Gulf of Maine to the Hague Line- 431 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds 15 to 25 kt, becoming S 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .TONIGHT...S to SW winds 5 to 15 kt, becoming W to NW. Seas 3 to 4 ft. .FRI...NW winds 10 to 15 kt, becoming W 5 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...N to NW winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...N winds 10 to 15 kt, becoming N to NW 5 to 10 kt. Seas 3 to 4 ft. .SAT NIGHT...W to SW winds 5 to 10 kt. Seas 3 to 4 ft. .SUN...SW winds 5 to 10 kt, becoming S 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 3 to 5 ft. .MON...W to SW winds 5 to 15 kt. Seas 4 to 7 ft. .MON NIGHT...S to SW winds 10 to 15 kt, becoming N. Seas 3 to 5 ft. $$ ANZ805-132100- Georges Bank between Cape Cod and 68W north of 1000 FM- 431 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds 10 to 20 kt, becoming SW 5 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W winds 5 to 15 kt, becoming NW. Seas 3 to 4 ft. .FRI...NW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...N winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...N winds 10 to 20 kt, diminishing to 5 to 10 kt. Seas 3 to 4 ft. .SAT NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .SUN...S to SW winds less than 10 kt, becoming S. Seas 3 to 4 ft. .SUN NIGHT...S winds 10 to 15 kt, becoming 10 to 20 kt. Seas 4 to 7 ft. .MON...SW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 5 to 8 ft. .MON NIGHT...SW winds 10 to 20 kt, becoming W to NW. Seas 4 to 5 ft. $$ ANZ900-132100- Georges Bank between 68W and the Hague Line- 431 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds 5 to 10 kt, becoming 5 to 15 kt, then, becoming S. Seas 3 to 4 ft. Chance of showers and tstms with vsby 1 nm or less. .TONIGHT...W to SW winds 5 to 15 kt, becoming NW 10 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .FRI...NW winds 5 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .FRI NIGHT...W to NW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...N to NW winds less than 10 kt, becoming variable. Seas 3 to 4 ft. .SUN...Variable winds less than 10 kt, becoming S. Seas 3 to 4 ft. .SUN NIGHT...S to SW winds 10 to 15 kt, becoming S 15 to 20 kt. Seas 3 to 6 ft. .MON...SW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 5 to 9 ft. .MON NIGHT...S to SW winds 15 to 20 kt, becoming W to SW 10 to 20 kt. Seas 4 to 6 ft. $$ ANZ810-132100- South of New England between the Great South Channel and Montauk Point to 1000 FM- 431 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds 5 to 10 kt, increasing to 15 to 20 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W winds 10 to 15 kt, becoming NW 5 to 15 kt. Seas 3 to 4 ft. .FRI...NW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...W winds less than 10 kt, becoming N 15 to 25 kt. Seas 3 to 4 ft. .SAT...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E to NE winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft. .SUN...Variable winds less than 5 kt, becoming S 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. .MON...SW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...W winds 15 to 20 kt, becoming NW 10 to 20 kt. Seas 4 to 5 ft. $$ ANZ815-132100- South of Long Island between Montauk Point and Sandy Hook to 1000 FM- 431 AM EDT Thu Aug 13 2026 .TODAY...SW winds 5 to 10 kt, increasing to 10 to 15 kt, then, becoming W. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W to NW winds 5 to 15 kt, becoming N 5 to 10 kt. Seas 3 to 4 ft. .FRI...N to NW winds less than 10 kt. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...SW winds 5 to 10 kt, becoming N to NE 15 to 25 kt. Seas 3 to 4 ft. Scattered tstms. .SAT...N winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E to NE winds less than 5 kt, becoming S to SE. Seas 3 to 4 ft. .SUN...S winds 5 to 10 kt, increasing to 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...S winds 15 to 20 kt, becoming W to SW 10 to 15 kt. Seas 4 to 7 ft. .MON...W to SW winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...W winds 10 to 15 kt, becoming NW. Seas 3 to 4 ft. $$ .Forecaster Holley. Ocean Prediction Center.Last Update: Thu, 13-Aug-2026 08:32:49 UTC
Updates: Four times per day
FZNT22 KWBC 130833 OFFNT2 Offshore Waters Forecast NWS Ocean Prediction Center Washington DC 433 AM EDT Thu Aug 13 2026 West central North Atlantic continental shelf and slope waters beyond 60 nm to 250 nm offshore, including south of Georges Bank from 1000 fm to 250 nm offshore. 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. Locally higher winds and seas can be expected in and near tstms. ANZ899-132045- 433 AM EDT Thu Aug 13 2026 .SYNOPSIS FOR MID ATLC WATERS...A weakening stationary front across the N portions will dissipate today. A high pressure ridge extending W across the central and S areas will persist today through Sat night, then weaken and dissipate Sun and Sun night. A low pressure trough will persist along the SE coast today into Fri. A cold front approaches from the NW today, moves across the N and central areas tonight through Fri night, then stalls across the far S areas Sat into Sun while gradually dissipating. Another high pressure builds SE over the area behind the cold front Sat and Sat night, then shifts E Sun. Another cold front approaches the coast later Sun, then moves offshore Sun night through Mon night. $$ ANZ820-132045- Hudson Canyon to Baltimore Canyon to 1000 FM- 433 AM EDT Thu Aug 13 2026 .TODAY...SW winds 5 to 10 kt, becoming W to SW 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W to SW winds 10 to 15 kt, becoming W to NW 5 to 15 kt. Seas 3 to 4 ft. Chance of tstms. .FRI...N to NE winds less than 10 kt. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...S winds less than 10 kt, becoming NE 10 to 20 kt. Seas 3 to 4 ft. Scattered showers and tstms. .SAT...N to NE winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. .SUN...S to SE winds less than 10 kt, becoming S 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...S winds 15 to 20 kt, becoming SW. Seas 5 to 7 ft. .MON...W winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...W winds 10 to 15 kt, becoming NW 5 to 10 kt. Seas 3 to 4 ft. $$ ANZ915-132045- Between 1000FM and 38.5 N west of 69 W- 433 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds 5 to 10 kt, increasing to 10 to 20 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W winds 10 to 20 kt, becoming W to NW 5 to 15 kt. Seas 3 to 4 ft. .FRI...N to NW winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...Variable winds less than 10 kt, becoming N to NE 15 to 25 kt. Seas 3 to 4 ft. Scattered tstms. .SAT...N winds 10 to 20 kt, diminishing to 5 to 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E to NE winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft. .SUN...Variable winds less than 10 kt, becoming S. Seas 3 to 4 ft. .SUN NIGHT...S winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas 4 to 7 ft. .MON...W to SW winds 10 to 20 kt. Seas 4 to 8 ft. .MON NIGHT...W to NW winds 10 to 20 kt. Seas 3 to 5 ft. $$ ANZ920-132045- Baltimore Canyon to 69W east of 1000 FM and south of 38.5N to 250 NM offshore- 433 AM EDT Thu Aug 13 2026 .TODAY...Variable winds less than 10 kt, becoming W to SW, then, becoming W 10 to 20 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W winds 5 to 15 kt. Seas 3 to 4 ft. .FRI...W winds 5 to 15 kt, becoming N to NW. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...Variable winds 5 to 15 kt, becoming NE 15 to 25 kt. Seas 3 to 4 ft. Scattered showers and tstms. .SAT...N to NE winds 10 to 20 kt, becoming N 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E to NE winds 5 to 15 kt, diminishing to less than 10 kt. Seas 3 to 4 ft. .SUN...Variable winds less than 10 kt, becoming S. Seas 3 to 4 ft. .SUN NIGHT...S winds 10 to 20 kt, becoming SW 15 to 20 kt. Seas 4 to 7 ft. .MON...SW winds 10 to 20 kt. Seas 4 to 7 ft. .MON NIGHT...W to SW winds 10 to 20 kt. Seas 3 to 6 ft. $$ ANZ905-132045- East of 69W to the Hague Line between 1000 FM and 39N- 433 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...NW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...N to NW winds 5 to 15 kt, becoming W to NW. Seas 3 to 5 ft. .SAT...N to NW winds 10 to 20 kt, becoming N 5 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...N to NE winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft. .SUN...Variable winds less than 5 kt, becoming S 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S winds 5 to 15 kt, becoming S to SW 15 to 25 kt. Seas 3 to 6 ft. .MON...SW winds 15 to 25 kt. Seas 6 to 10 ft. .MON NIGHT...SW winds 15 to 25 kt. Seas 4 to 8 ft. $$ ANZ910-132045- East of 69W and south of 39N to 250 NM offshore- 433 AM EDT Thu Aug 13 2026 .TODAY...W winds less than 10 kt, becoming W to SW. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W winds 10 to 20 kt. Seas 3 to 5 ft. Scattered showers. .FRI...W winds 10 to 15 kt, becoming NW. Seas 3 to 5 ft. .FRI NIGHT...N to NW winds 5 to 15 kt, becoming N to NE 10 to 20 kt. Seas 3 to 5 ft. Scattered tstms. .SAT...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E to NE winds less than 10 kt. Seas 3 to 4 ft. .SUN...Variable winds less than 10 kt, becoming S. Seas 3 to 4 ft. .SUN NIGHT...S winds 5 to 15 kt, becoming SW 15 to 20 kt. Seas 3 to 5 ft. .MON...SW winds 15 to 25 kt. Seas 5 to 9 ft. .MON NIGHT...SW winds 20 to 25 kt. Seas 4 to 8 ft. $$ ANZ825-132045- Baltimore Canyon to Cape Charles Light to 100 NM offshore- 433 AM EDT Thu Aug 13 2026 .TODAY...W winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...W to SW winds less than 10 kt. Seas 3 to 4 ft. Chance of tstms. .FRI...Variable winds less than 10 kt, becoming E to NE. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...W winds 5 to 15 kt, becoming NE 10 to 20 kt. Seas 3 to 4 ft. Scattered showers and tstms. .SAT...NE winds 5 to 15 kt, becoming E to NE 5 to 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 5 to 15 kt, becoming E to SE 5 to 10 kt. Seas 3 to 4 ft. .SUN...S to SE winds 5 to 10 kt, becoming S 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S winds 15 to 20 kt, becoming SW 10 to 15 kt. Seas 4 to 6 ft. .MON...SW winds 10 to 15 kt, becoming W. Seas 3 to 5 ft. .MON NIGHT...W to SW winds 10 to 15 kt, becoming W 5 to 10 kt. Seas 3 to 4 ft. $$ ANZ828-132045- Cape Charles Light to Currituck Beach Light to 100 NM offshore- 433 AM EDT Thu Aug 13 2026 .TODAY...W to NW winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...W winds less than 10 kt, becoming SW. Seas 3 to 4 ft. Chance of tstms. .FRI...SW winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...W to SW winds 10 to 20 kt, becoming NE. Seas 3 to 4 ft. Scattered showers and tstms. .SAT...E to NE winds 10 to 20 kt, becoming E 5 to 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E to NE winds 5 to 10 kt, becoming S to SE. Seas 3 to 4 ft. .SUN...S winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S to SW winds 10 to 20 kt, becoming SW 10 to 15 kt. Seas 3 to 5 ft. .MON...SW winds 10 to 15 kt, becoming W. Seas 3 to 5 ft. .MON NIGHT...SW winds 10 to 15 kt, becoming W. Seas 3 to 4 ft. $$ ANZ925-132045- Baltimore Canyon to Hatteras Canyon between 100 NM and 250 NM offshore- 433 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to 4 ft. Chance of tstms. .FRI...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...W to SW winds 10 to 20 kt, becoming NE 15 to 25 kt. Seas 3 to 4 ft. Scattered showers and tstms. .SAT...NE winds 15 to 25 kt. Seas 3 to 5 ft. .SAT NIGHT...E to NE winds 5 to 15 kt, becoming E 5 to 10 kt. Seas 3 to 5 ft. .SUN...E to SE winds less than 10 kt, becoming S. Seas 3 to 4 ft. .SUN NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. .MON...SW winds 10 to 20 kt. Seas 3 to 6 ft. .MON NIGHT...W to SW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 6 ft. $$ ANZ830-132045- Currituck Beach Light to Cape Hatteras to 100 NM offshore- 433 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds less than 10 kt. Seas 3 to 4 ft. Chance of tstms. .TONIGHT...W to SW winds 5 to 10 kt. Seas 3 to 4 ft. Chance of tstms. .FRI...SW winds 10 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. Scattered showers and tstms. .SAT...E to NE winds 10 to 20 kt, becoming E 10 to 15 kt. Seas 4 to 5 ft. .SAT NIGHT...E to NE winds 5 to 10 kt, becoming E to SE. Seas 3 to 4 ft. .SUN...SE winds 5 to 10 kt, becoming S. Seas 3 to 4 ft. .SUN NIGHT...S winds 5 to 15 kt, becoming SW 10 to 15 kt. Seas 3 to 5 ft. .MON...SW winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. $$ ANZ833-132045- Cape Hatteras to Cape Fear to 100 NM Offshore.- 433 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds less than 10 kt. Seas 3 to 4 ft. Chance of tstms. .TONIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft. .FRI...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...SW winds 10 to 15 kt, becoming W to SW 15 to 20 kt. Seas 3 to 4 ft. Scattered showers and tstms. .SAT...NE winds 5 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 5 to 15 kt, becoming 5 to 10 kt. Seas 4 to 5 ft. .SUN...E winds 5 to 10 kt, becoming S. Seas 3 to 4 ft. .SUN NIGHT...S winds 5 to 10 kt, becoming SW. Seas 3 to 4 ft. .MON...SW winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. $$ ANZ930-132045- Hatteras Canyon to Cape Fear between 100 NM and 250 NM offshore- 433 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...W to SW winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft. .FRI...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...SW winds 10 to 15 kt, becoming W to SW 10 to 20 kt. Seas 3 to 5 ft. Scattered showers and tstms. .SAT...W winds 10 to 20 kt, becoming NE. Seas 3 to 5 ft. .SAT NIGHT...NE winds 5 to 15 kt, becoming E. Seas 3 to 5 ft. .SUN...E winds 5 to 10 kt, becoming S to SE 5 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...S to SE winds 5 to 15 kt, becoming S to SW. Seas 3 to 5 ft. .MON...SW winds 5 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. $$ ANZ835-132045- Cape Fear to 31N to 1000 FM- 433 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI...SW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...S to SW winds 10 to 15 kt, becoming SW 10 to 20 kt. Seas 3 to 4 ft. Scattered tstms. .SAT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...Variable winds 5 to 15 kt, becoming W to SW. Seas 3 to 4 ft. .SUN...W winds less than 10 kt, becoming variable. Seas 3 to 4 ft. .SUN NIGHT...Variable winds less than 10 kt, becoming W to SW. Seas 3 to 4 ft. .MON...W to SW winds 5 to 10 kt. Seas 3 to 4 ft. .MON NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. $$ ANZ935-132045- Cape Fear to 31N east of 1000 FM to 250 NM offshore- 433 AM EDT Thu Aug 13 2026 .TODAY...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms. .TONIGHT...SW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to 4 ft. .FRI...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...W winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...W winds 5 to 15 kt, diminishing to less than 10 kt. Seas 3 to 5 ft. .SUN...Variable winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .MON...SW winds 5 to 10 kt. Seas 3 to 4 ft. .MON NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. $$ .Forecaster Holley. Ocean Prediction Center.Last Update: Thu, 13-Aug-2026 08:35:09 UTC
Updates: Four times per day
FZNT01 KWBC 130932 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1030 UTC THU AUG 13 2026 CCODE/1:31:04:01:00/AOE/NWS/CCODE 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. ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE NATIONAL WEATHER SERVICE. EMAIL US AT VOSOPS@NOAA.GOV(LOWERCASE). FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP (ALL LOWERCASE). FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM). SECURITE NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 0600 UTC AUG 13. 24 HOUR FORECAST VALID 0600 UTC AUG 14. 48 HOUR FORECAST VALID 0600 UTC AUG 15. .WARNINGS. ...GALE WARNING... .LOW 61N57W 998 MB MOVING NW 20 KT. FROM 60N TO 64N BETWEEN 47W AND 54W WINDS 25 TO 35 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW AND CONDITIONS MOVED N OF AREA. ...GALE WARNING... .LOW 52N54W 998 MB MOVING NE 15 KT. FROM 46N TO 55N BETWEEN 40W AND 49W WINDS TO 25 KT. SEAS TO 2.5 M. .12 HOUR FORECAST LOW 54N52W 1000 MB. FROM 59N TO 65N BETWEEN 44W AND 54W WINDS 30 TO 40 KT. SEAS 2.5 TO 4.5 M. .24 HOUR FORECAST LOW 57N49W 1001 MB. FROM 58N TO 63N BETWEEN 43W AND 52W WINDS 30 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN 240 NM E AND NE OF A LINE FROM 47N38W TO 54N38W TO 59N52W TO 65N56W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW 60N37W 1008 MB. FROM 55N TO 61N BETWEEN 35W AND 47W WINDS LESS THAN 25 KT. SEAS TO 2.5 M. .SYNOPSIS AND FORECAST. .TROPICAL DEPRESSION CRISTOBAL NEAR 38.6N 38.2W 1014 MB AT 0900 UTC AUG 13 MOVING NE OR 045 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE FROM 36N TO 38N BETWEEN 37W AND 40W WINDS 20 TO 30 KT. SEAS TO 3 M. .12 HOUR FORECAST POST-TROPICAL REMNANT LOW CRISTOBAL NEAR 40.1N 36.2W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. .24 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. .48 HOUR FORECAST LOW 48N57W 1002 MB. WITHIN 300 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 2.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 45N TO 55N BETWEEN 44W AND 56W...AND WITHIN 90 NM EITHER SIDE OF A LINE FROM 55N52W TO 60N50W TO 63N57W TO 66N57W. .24 HOUR FORECAST DENSE FOG WITHIN 90 NM EITHER SIDE OF A LINE FROM 46N37W TO 54N38W TO 58N50W TO 62N55W. .48 HOUR FORECAST DENSE FOG FROM 44N TO 53N BETWEEN 46W AND 55W. .FORECASTER HUFFMAN. OCEAN PREDICTION CENTER. NWS NATIONAL HURRICANE CENTER MIAMI FL ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF AMERICA SYNOPSIS VALID 0600 UTC THU AUG 13. 24 HOUR FORECAST VALID 0600 UTC FRI AUG 14. 48 HOUR FORECAST VALID 0600 UTC SAT AUG 15. .WARNINGS. ...CARIBBEAN GALE WARNING... .WITHIN 13N72W TO 14N72W TO 14N73W TO 13N75W TO 12N75W TO 11N75W TO 13N72W NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST WITHIN 18N72W TO 16N75W TO 11N77W TO 12N73W TO 12N68W TO 14N68W TO 18N72W...INCLUDING THE GULF OF VENEZUELA... E WINDS 20 TO 25 KT. SEAS TO 3.0 M IN E SWELL. ELSEWHERE WITHIN 16N66W TO 17N69W TO 17N75W TO 16N70W TO 13N68W TO 14N66W TO 16N66W WINDS 20 KT OR LESS. SEAS 2.5 M IN E SWELL. .39 HOUR FORECAST WITHIN 12N70.5W TO 12N71W TO 11.5N71.5W TO 11N71.5W TO 11N71W TO 11.5N70W TO 12N70.5W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 25 TO 35 KT. SEAS LESS THAN 2.5 M. ELSEWHERE WITHIN 18N72W TO 17N76W TO 18N79W TO 11N79W TO 11N71W TO 13N66W TO 18N72W NE TO E WINDS 20 TO 30 KT. SEAS TO 3.5 M. REMAINDER OF AREA WITHIN 17N67W TO 18N73W TO 17N80W TO 12N80W TO 10N77W TO 13N66W TO 17N67W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL. .48 HOUR FORECAST WITHIN 12N74W TO 13N76W TO 13N77W TO 11N77W TO 11N76W TO 11N75W TO 12N74W NE TO E WINDS 30 TO 35 KT. SEAS 3.5 TO 4.5 M. ELSEWHERE WITHIN 17N62W TO 18N65W TO 17N79W TO 13N81W TO 11N72W TO 14N69W TO 17N62W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. REMAINDER OF AREA WITHIN 16N63W TO 18N73W TO 16N82W TO 10N80W TO 10N76W TO 12N67W TO 16N63W...INCLUDING IN ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL. .SYNOPSIS AND FORECAST. .ATLC LOW PRES NEAR 11N43W 1011 MB. WITHIN 14N40W TO 16N43W TO 16N44W TO 13N44W TO 12N43W TO 14N40W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 16N38W TO 17N40W TO 17N44W TO 16N46W TO 11N44W TO 12N41W TO 16N38W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL. SCATTERED TO NUMEROUS TSTMS FROM 09N TO 13N BETWEEN 43W AND 46.5W. .24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 11.5N50.5W 1010 MB. WITHIN 16N48W TO 17N49W TO 18N52W TO 14N54W TO 13N51W TO 13N48W TO 16N48W NE TO E WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M IN E SWELL. ELSEWHERE WITHIN 19N46W TO 18N54W TO 17N60W TO 12N58W TO 11N50W TO 13N45W TO 19N46W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NE TO E SWELL. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 12.5N59W 1011 MB. WITHIN 18N58W TO 18N59W TO 19N62W TO 14N61W TO 14N57W TO 16N55W TO 18N58W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...NE TO E WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M IN E SWELL. ELSEWHERE WITHIN 21N55W TO 19N64W TO 13N61W TO 14N57W TO 11N55W TO 16N51W TO 21N55W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN E SWELL. .ATLC 36 HOUR FORECAST WITHIN 21N72W TO 20N72W TO 20N71W TO 21N72W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST WITHIN 21N73W TO 21N74W TO 20N74W TO 20N73W TO 20N72W TO 21N73W E WINDS 20 TO 25 KT. SEAS 2.5 M IN E SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER. $$Last Update: Thu, 13-Aug-2026 09:34:06 UTC
Updates: Four times per day
Facebook
X