Kingston to Cornwall


Marine Forecast

Issued 06:30 PM EDT 21 July 2018

Tonight and Sunday.

Wind northeast 15 knots diminishing to east 10 this evening then increasing to northeast 15 Sunday morning. Wind diminishing to light Sunday evening.

A few showers beginning Sunday morning and ending Sunday evening.

Extended Forecast

Issued 03:00 AM EDT 22 July 2018
Tuesday Wind light.
Wednesday Wind light.
Thursday Wind light.

Stay connected


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 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
buoy Buoy
land station Land Station
Ice Conditions

There is no ice forecast issued for this area.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 3:00 AM EDT 22 July 2018 Today Tonight and Monday At 3:00 a.m. EDT today weakening low 1003 mb located over
southeastern Pennsylvania.
By 3:00 a.m. EDT Monday low 1016 mb located over southwestern

At 3:00 a.m. EDT today low 1004 mb located over southwestern Ohio.
By 3:00 a.m. EDT Monday low 1008 mb located over Kentucky.

At 3:00 a.m. EDT today ridge located on a line northeast-southwest
over northwestern Ontario.
By 3:00 a.m. EDT Monday ridge located over western Lake Superior.

Great Lakes - Lake Huron Area

Another Region

What we are doing


Follow us on Twitter!

Get timely local #weather alerts directly to your Twitter feed

Lightning Safety

When thunder roars, GO INDOORS!

UV Index and sun protection

Be weather wise!

Date modified: