Western Lake Ontario
Issued 03:00 AM EDT 21 August 2017
Today Tonight and Tuesday.
Strong wind warning in effect.
Wind southwest 10 knots backing to south 10 near midnight then increasing to southwest 20 Tuesday morning. Wind veering to west 20 Tuesday evening.
A few showers beginning near noon Tuesday with a risk of thunderstorms. Visibility 1 mile or less in showers.
Zoom-in to make a selection
*Ice Forecast and Warnings also apply to U.S. waters
Ice ForecastsIssued 12:00 PM EDT 27 April 2017 Forecasts have ended for the season.
Warnings (In effect)
Western Lake OntarioIssued 03:00 AM EDT 21 August 2017
'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 SynopsisIssued 3:00 AM EDT 21 August 2017 Today Tonight and Tuesday At 3:00 a.m. EDT today ridge located on a line north-south over
By 3:00 a.m. EDT Tuesday ridge located on a line northeast-southwest
over the East Coast of the U.S.
At 3:00 a.m. EDT today trough located on a line northeast-southwest
over eastern Lake Superior.
By 3:00 a.m. EDT Tuesday trough located on a line east-west over
At 3:00 a.m. EDT today low 1010 mb located over Colorado.
By 3:00 a.m. EDT Tuesday low 1006 mb located over northern Lake
Great Lakes - Lake Huron Area
- Arctic - Eastern Arctic
- Arctic - Western Arctic
- Atlantic - Labrador
- Atlantic - Maritimes
- Atlantic - Newfoundland
- Great Lakes - Lake Erie and Lake Ontario
- Great Lakes - Lake Huron
- Great Lakes - Lake Superior
What we are doing
- Date modified: