Marine Forecast
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Wind southerly 15 to 25 knots veering to southwest 20 to 30
after midnight then becoming northerly 15 to 25 Sunday evening.
Periods of snow today tonight and Sunday morning.
Visibility 1 mile or less in snow.
Risk of freezing spray Sunday evening.
Temperatures minus 4 rising to plus 1 near midnight then
falling to minus 8 Sunday evening.
Strong wind warning program has ended for the season.
Winds
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Wind southerly 15 to 25 knots veering to southwest 20 to 30
after midnight then becoming northerly 15 to 25 Sunday evening.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Seas 1 metre or less building to 2 overnight.
Weather & Visibility
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Periods of snow today tonight and Sunday morning.
Visibility 1 mile or less in snow.
Air temperature
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Temperatures minus 4 rising to plus 1 near midnight then
falling to minus 8 Sunday evening.
Freezing Spray
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Risk of freezing spray Sunday evening.
Ice ForecastsIssued 10:00 AM EST 17 January 2025 Today Tonight and Saturday Ice EdgeFirst ice edge estimated from New Brunswick near 4441N 6709W to 4432N 6648W to 4520N 6519W to Nova Scotia near 4511N 6440W. Sea ice northeast of the ice edge.
Second ice edge estimated from Nova Scotia near 4608N 5948W to 4612N 5948W to 4626N 6018W to 4652N 6015W to Nova Scotia near 4700N 6024W. Sea ice west of the ice edge.
Third ice edge estimated from Nova Scotia near 4611N 6125W to 4633N 6157W to 4640N 6315W to 4721N 6415W to 4847N 6354W to 4937N 6445W to Anticosti Island near 4924N 6336W. Sea ice west of the ice edge.
Fourth ice edge estimated from Anticosti Island near 4908N 6140W to 4914N 6132W to 4957N 6217W to 4959N 6000W to 5101N 5742W to 4831N 5926W to Newfoundland near 4802N 5914W. Sea ice north then east of the ice edge.
Fifth ice edge estimated from 4745N 6115W to 4730N 6200W to 4710N 6210W to 4710N 6140W to 4745N 6115W. Sea ice within the ice edge.
Ice Coverage
Open water except 5 tenths new ice along parts of the coast.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM EST 18 January 2025 Today Tonight and Sunday At 3:00 a.m. EST today trough located on a line northeast-southwest over Lake Huron. By 7:00 a.m. EST Sunday trough located from Labrador to the Gulf of St. Lawrence.
At 7:00 p.m. EST tonight ridge located on a line east-west over Ontario. By 7:00 p.m. EST Sunday ridge located from Labrador to James Bay.
At 7:00 p.m. EST Sunday intensifying low 995 mb located near the Gulf of Maine.
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