Language selection

My Weather Profile Weather Topics  | 

Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 AM EDT 20 May 2022

Today Tonight and Saturday.

Strong wind warning in effect.

Wind light increasing to southeast 15 to 20 knots early this morning then diminishing to southerly 10 to 15 near midnight. Wind increasing to southwest 15 to 25 Saturday morning then diminishing to light Saturday evening.

Scattered showers Saturday evening with a risk of thunderstorms. Fog banks dissipating early this morning. Visibility 1 mile or less in fog banks and as low as 1 mile in showers.

Extended Forecast

Issued 06:00 AM EDT 20 May 2022
Sunday Wind southwest 15 to 25 knots.
Monday Wind light.
Tuesday Wind northeast 10 to 15 knots.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

Map of Great Lakes - Lake Huron marine weather areas N Huron - 45003 W Erie - 45005 S Huron - 45008 Lake Ontario - 45012 Port Stanley - 45132 Prince Edward Point - 45135 Georgian Bay - 45137 Grimsby - 45139 Port Colborne - 45142 South Georgian Bay - 45143 Lake St Clair - 45147 South Lake Huron - 45149 Lake Simcoe - 45151 Lake Nipissing - 45152 North Channel - 45154 Ajax - 45159 Sault Ste. Marie Airport Killarney Greater Sudbury Airport North Bay Airport Gore Bay-Manitoulin Airport Great Duck Island Brockville Grenadier Island Kingston Airport Collingwood Lagoon City Muskoka Airport Parry Sound Harbour Lake Simcoe Regional Airport Wiarton Airport Western Islands Cove Island Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Port Colborne Erieau Point Pelee Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport
Legend:
buoy Buoy
land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Cornwall to Montréal

Issued 03:00 AM EDT 20 May 2022

'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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 20 May 2022 Today Tonight and Saturday At 3:00 a.m. EDT today ridge located on a line northwest-southeast
over the Gulf of St. Lawrence.
By 8:00 p.m. EDT Saturday ridge located on a line north-south over
eastern Newfoundland.

At 3:00 a.m. EDT today trough located over the Midwestern states.
By 8:00 p.m. EDT Saturday trough located on a line
northeast-southwest over Matane.

At 8:00 p.m. EDT Saturday deepening low located near the Great
Lakes.

Great Lakes - Lake Huron Area

Another Region

What we are doing

Features

Hello Weather

Hello Weather: our upgraded telephone weather service is here. 1-833-794-3556 or 1-833-79HELLO.

Date modified: