Marine Forecast
Issued 10:30 AM EST 18 February 2026
Today Tonight and Thursday.
Gale warning in effect.
Wind east 35 knots diminishing to east 30 early this evening
then veering to southeast 30 early Thursday morning.
Snow changing to scattered flurries Thursday morning with a
risk of freezing drizzle. Visibility 1 mile or less in snow.
Strong wind warning program has ended for the season.
Winds
Issued 10:30 AM EST 18 February 2026
Today Tonight and Thursday.
Gale warning in effect.
Wind east 35 knots diminishing to east 30 early this evening
then veering to southeast 30 early Thursday morning.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EST 18 February 2026
Today Tonight and Thursday.
Over open water waves 2 to 3 metres building to 3 to 4 near noon
then subsiding to 2 to 3 this evening. Waves subsiding to 1.5 Thursday
evening.
Weather & Visibility
Issued 10:30 AM EST 18 February 2026
Today Tonight and Thursday.
Snow changing to scattered flurries Thursday morning with a
risk of freezing drizzle. Visibility 1 mile or less in snow.
Ice Forecasts
Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings (In effect)
Eastern Lake Superior
Issued 10:30 AM EST 18 February 2026'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Technical Marine Synopsis
Issued 6:30 PM EST 18 February 2026 Tonight and Thursday At 6:30 p.m. EST tonight quasi-stationary ridge located on a line
northwest-southeast over southern Quebec.
At 6:30 p.m. EST tonight low 995 mb located over central Minnesota.
By 6:30 p.m. EST Thursday low 1005 mb located over northern
Wisconsin.
At 6:30 p.m. EST tonight low 990 mb located over Colorado.
By 6:30 p.m. EST Thursday low 995 mb located over Missouri.