Marine Forecast
Issued 03:00 AM EDT 16 April 2026
Today Tonight and Friday.
Wind south 10 knots increasing to southwest 15 this morning then
veering to northwest 15 this afternoon. Wind diminishing to north 10 early this
evening then becoming light Friday morning. Wind becoming southeast 15 Friday
evening.
Scattered showers with a risk of thunderstorms changing to
drizzle this evening and ending near noon Friday. Fog
patches.
Strong wind warning program has ended for the season.
Winds
Issued 03:00 AM EDT 16 April 2026
Today Tonight and Friday.
Wind south 10 knots increasing to southwest 15 this morning then
veering to northwest 15 this afternoon. Wind diminishing to north 10 early this
evening then becoming light Friday morning. Wind becoming southeast 15 Friday
evening.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EDT 16 April 2026
Today Tonight and Friday.
Waves 0.5 metres or less building to 0.5 to 1 this morning then
subsiding to 0.5 or less this evening.
Weather & Visibility
Issued 03:00 AM EDT 16 April 2026
Today Tonight and Friday.
Scattered showers with a risk of thunderstorms changing to
drizzle this evening and ending near noon Friday. Fog
patches.
Ice ForecastsSouthern Lake HuronIssued 12:00 PM EDT 15 April 2026 Today Tonight and Thursday
Ice ForecastsNorthern Lake MichiganIssued 12:00 PM EDT 15 April 2026 Today Tonight and Thursday
Ice Coverage
Open water except 1 tenth thick lake ice north of and east of Beaver Island. 8 tenths rotten thick lake ice in and near the Straits of Mackinac.
Ice ForecastsSouthern Lake MichiganIssued 12:00 PM EDT 15 April 2026 Today Tonight and Thursday
Ice ForecastsGreen BayIssued 12:00 PM EDT 15 April 2026 Today Tonight and Thursday
Ice Coverage
Open water. Consolidated rotten thick lake ice in Bays de Noc.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM EDT 16 April 2026 Today Tonight and Friday At 3:00 a.m. EDT today trough located on a line east-west over southern Ontario. By 3:00 a.m. EDT Friday trough located on a line east-west over New England.
At 3:00 a.m. EDT today low 1005 mb located over northwestern Ontario. By 3:00 a.m. EDT Friday low 1007 mb located over northern Quebec.
At 3:00 a.m. EDT today low 998 mb located over eastern Montana. By 3:00 a.m. EDT Friday low 998 mb located over eastern South Dakota.
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