Marine Forecast
Issued 03:00 AM EDT 21 May 2025
Today Tonight and Thursday.
Strong wind warning in effect.
Wind northeast 20 knots veering to east 20 near noon then
diminishing to east 15 near midnight. Wind becoming variable 15 Thursday morning
then diminishing to light Thursday afternoon. Wind becoming north 15 Thursday
evening.
Periods of rain beginning this morning. Risk of
thunderstorms this afternoon. Fog patches forming early this morning and
dissipating near noon Thursday.
Winds
Issued 03:00 AM EDT 21 May 2025
Today Tonight and Thursday.
Strong wind warning in effect.
Wind northeast 20 knots veering to east 20 near noon then
diminishing to east 15 near midnight. Wind becoming variable 15 Thursday morning
then diminishing to light Thursday afternoon. Wind becoming north 15 Thursday
evening.
Waves
Issued 03:00 AM EDT 21 May 2025
Today Tonight and Thursday.
Waves 1 to 1.5 metres subsiding to 0.5 to 1 overnight and to 0.5
or less Thursday evening.
Weather & Visibility
Issued 03:00 AM EDT 21 May 2025
Today Tonight and Thursday.
Periods of rain beginning this morning. Risk of
thunderstorms this afternoon. Fog patches forming early this morning and
dissipating near noon Thursday.
Ice Forecasts
Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings (In effect)
Eastern Lake Erie
Issued 03:00 AM EDT 21 May 2025'Strong' winds of 20 to 33 knots are 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 EDT 21 May 2025 Today Tonight and Thursday At 3:00 a.m. EDT today ridge located from Hudson Bay to Sault
Ste. Marie.
By 3:00 a.m. EDT Thursday ridge located from Hudson Bay to Lake
of the Woods.
At 3:00 a.m. EDT today low 1002 mb located over Indiana.
By 3:00 a.m. EDT Thursday low 1001 mb located over eastern Lake
Erie.