Marine Forecast
Issued 06:30 PM EDT 21 March 2026
Tonight and Sunday.
Wind east 15 knots diminishing to variable 10 Sunday morning
then increasing to northeast 15 Sunday evening.
Scattered showers or scattered flurries ending overnight.
Periods of rain Sunday.
Strong wind warning program has ended for the season.
Winds
Issued 06:30 PM EDT 21 March 2026
Tonight and Sunday.
Wind east 15 knots diminishing to variable 10 Sunday morning
then increasing to northeast 15 Sunday evening.
Strong wind warning program has ended for the season.
Waves
Issued 06:30 PM EDT 21 March 2026
Tonight and Sunday.
Waves 1 metre.
Weather & Visibility
Issued 06:30 PM EDT 21 March 2026
Tonight and Sunday.
Scattered showers or scattered flurries ending overnight.
Periods of rain Sunday.
Ice ForecastsIssued 12:00 PM EDT 21 March 2026 Today Tonight and Sunday
No watches or warnings in effect.
Technical Marine SynopsisIssued 6:30 PM EDT 21 March 2026 Tonight and Sunday At 6:30 p.m. EDT tonight low 1000 mb located over northern Wisconsin. By 6:30 p.m. EDT Sunday trough from 1003 mb low located on a line east-west over Pennsylvania.
By 6:30 p.m. EDT Sunday approaching ridge located on a line northeast-southwest over Lake Nipigon.
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