Marine Forecast
Issued 06:30 PM EST 19 December 2025
Tonight and Saturday.
Gale warning in effect.
Wind north 15 knots diminishing to light this evening then
increasing to southeast 15 near midnight. Wind increasing to south 25 early
Saturday morning then veering to southwest 20 near noon Saturday. Wind
increasing to northwest 35 Saturday evening.
Scattered flurries this evening. Snow Saturday morning and
afternoon changing to flurries. Visibility 1 mile or less in
precipitation.
Strong wind warning program has ended for the season.
Winds
Issued 06:30 PM EST 19 December 2025
Tonight and Saturday.
Gale warning in effect.
Wind north 15 knots diminishing to light this evening then
increasing to southeast 15 near midnight. Wind increasing to south 25 early
Saturday morning then veering to southwest 20 near noon Saturday. Wind
increasing to northwest 35 Saturday evening.
Strong wind warning program has ended for the season.
Waves
Issued 06:30 PM EST 19 December 2025
Tonight and Saturday.
Waves 0.5 to 1 metre building to 1 to 1.5 Saturday morning and to
2 to 3 Saturday evening.
Weather & Visibility
Issued 06:30 PM EST 19 December 2025
Tonight and Saturday.
Scattered flurries this evening. Snow Saturday morning and
afternoon changing to flurries. Visibility 1 mile or less in
precipitation.
Ice Forecasts
Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings (In effect)
Whitefish Bay
Issued 10:15 PM EST 19 December 2025'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 19 December 2025 Tonight and Saturday At 6:30 p.m. EST tonight departing low 974 mb located over central
Quebec.
At 6:30 p.m. EST tonight ridge located on a line north-south over
western Lake Superior.
By 6:30 p.m. EST Saturday ridge located on a line
northeast-southwest over the Eastern Seaboard.
At 6:30 p.m. EST tonight low 985 mb located over southwestern
Manitoba.
By 6:30 p.m. EST Saturday low 992 mb located northeast of Lake
Superior.