Marine Forecast
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Wind southwest 30 knots diminishing to southwest 20 early this
morning then increasing to northwest 30 late this morning. Wind diminishing to
north 15 near midnight then veering to northeast 15 Sunday
morning.
Rain or snow changing to scattered flurries this morning.
Visibility 1 mile or less in flurries.
Freezing spray warning in effect.
Freezing spray late this afternoon and early this evening. Risk
of freezing spray late this evening and after midnight.
Strong wind warning program has ended for the season.
Winds
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Wind southwest 30 knots diminishing to southwest 20 early this
morning then increasing to northwest 30 late this morning. Wind diminishing to
north 15 near midnight then veering to northeast 15 Sunday
morning.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Waves 2 metres building to 2 to 3 near noon then subsiding to 1.5
this evening. Waves subsiding to 1 overnight.
Weather & Visibility
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Rain or snow changing to scattered flurries this morning.
Visibility 1 mile or less in flurries.
Freezing Spray
Issued 03:00 AM EST 18 January 2025
Today Tonight and Sunday.
Freezing spray warning in effect.
Freezing spray late this afternoon and early this evening. Risk
of freezing spray late this evening and after midnight.
Ice Forecasts
Northern Lake Huron
Issued 12:00 PM EST 17 January 2025 Today Tonight and Saturday
Ice Coverage
Open water except 2 tenths thin lake ice along parts of the shores.
5 tenths thin lake ice including 1 tenth medium lake ice near the
Straits of Mackinac. Consolidated thin lake ice along parts of the
shores.
Ice Forecasts
Northern Lake Michigan
Issued 12:00 PM EST 17 January 2025 Today Tonight and Saturday
Ice Coverage
Open water except 9 tenths thin lake ice along the shores and in the
Straits of Mackinac. Consolidated thin lake ice along parts of the
shore.
Ice Forecasts
Southern Lake Michigan
Issued 12:00 PM EST 17 January 2025 Today Tonight and Saturday
Ice Coverage
Open water except 8 tenths new lake ice including 3 tenths thin lake
ice along the southern shore.
Ice Forecasts
Green Bay
Issued 12:00 PM EST 17 January 2025 Today Tonight and Saturday
Ice Coverage
5 tenths new lake ice including 2 tenths thin lake ice except 9
tenths thin lake ice including 3 tenths medium lake ice in Bays de
Noc and southern Green Bay. Consolidated medium lake ice in northern
Bays de Noc and southern Green Bay.
Warnings (In effect)
Northern Lake Huron
Issued 03:00 AM EST 18 January 2025Moderate or severe freezing spray is occurring or expected to occur in this marine area. 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 3:00 AM EST 18 January 2025 Today Tonight and Sunday At 3:00 a.m. EST today cold front from 987 mb low located on a
line northeast-southwest over northern Lake Huron.
By 3:00 a.m. EST Sunday cold front from 994 mb low located on a
line northeast-southwest over eastern Quebec.
By 3:00 a.m. EST Sunday ridge located on a line east-west over
northern Ontario.