Northern Lake Huron
Forecast
Marine Forecast
Issued 03:00 AM EDT 23 April 2025
Today Tonight and Thursday.
Wind light becoming east 10 knots early this morning then veering to southeast 10 this evening. Wind increasing to south 15 near midnight then diminishing to southwest 10 Thursday morning. Wind becoming variable 10 near noon Thursday then becoming east 10 Thursday evening.
Scattered showers overnight and Thursday morning with a risk of thunderstorms. Fog patches forming Thursday morning.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EDT 23 April 2025
Today Tonight and Thursday.
Waves 0.5 metres or less building to 0.5 to 1 overnight then
subsiding to 0.5 or less Thursday morning.
Extended Forecast
Issued 03:00 AM EDT 23 April 2025
Friday
Wind east 20 knots.
Saturday
Wind north 25 knots diminishing to northwest
15 late in the day.
Sunday
Wind light.
Ice Forecast*
Issued 12:00 PM EDT 22 April 2025 Today Tonight and Wednesday Open water.
*Ice Forecast and Warnings also apply to U.S. waters
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
*Ice Forecast and Warnings also apply to U.S. waters
Ice Forecasts
Northern Lake Huron
Issued 12:00 PM EDT 22 April 2025 Today Tonight and WednesdayIce Coverage
Open water.
Ice Forecasts
Northern Lake Michigan
Issued 12:00 PM EDT 22 April 2025 Today Tonight and WednesdayIce Coverage
Open water.
Ice Forecasts
Southern Lake Michigan
Issued 12:00 PM EDT 22 April 2025 Today Tonight and WednesdayIce Coverage
Ice free.
Ice Forecasts
Green Bay
Issued 12:00 PM EDT 22 April 2025 Today Tonight and WednesdayIce Coverage
Open water.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 23 April 2025 Today Tonight and Thursday At 3:00 a.m. EDT today departing low 1012 mb located over centralQuebec.
At 3:00 a.m. EDT today ridge located from Sudbury to Lake Ontario.
By 3:00 a.m. EDT Thursday ridge located from James Bay to the
St. Lawrence River.
At 3:00 a.m. EDT today weakening low 1012 mb located near Lake of
the Woods.
By 3:00 a.m. EDT Thursday weakening low 1020 mb located north of
Lake Superior.
Great Lakes - Lake Erie and Lake Ontario Area
Another Region
- Date modified: