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Kingston to Prescott


Marine Forecast

Issued 10:30 AM EDT 17 July 2019

Today Tonight and Thursday.

Wind southwest 10 knots becoming light this afternoon then becoming northeast 10 early Thursday morning. Wind becoming light Thursday afternoon.

Showers ending this afternoon. Risk of thunderstorms today.

Extended Forecast

Issued 03:00 AM EDT 17 July 2019
Friday Wind light.
Saturday Wind light becoming southwest 15 knots.
Sunday Wind light.

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Weather Conditions

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Map of Great Lakes - Lake Erie and Lake Ontario 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
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land station Land Station
Ice Conditions

There is no ice forecast issued for this area.


Warnings (In effect)

Special marine warning in effect

Kingston to Prescott

Issued 3:47 PM EDT 17 July 2019 A line of showers and thunderstorms over Eastern Ontario will cross the river late this afternoon. Some of the thunderstorms may contain wind gusts of 30 knots, and sudden very low visibility in heavy downpours.

Poor to very poor visibility may contribute to voyage delays and make marine navigation hazardous. Mariners are advised to prepare for strong winds. If underway, plan to seek safe harbour.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.


Technical Marine Synopsis

Issued 10:30 AM EDT 17 July 2019 Today Tonight and Thursday At 10:30 a.m. EDT today cold front located from Montréal to Lake
Huron then to Minnesota.
By 10:30 a.m. EDT Thursday weakening cold front located on a line
east-west over Lake Erie.

At 10:30 a.m. EDT today high 1020 mb located northeast of Lake
By 10:30 a.m. EDT Thursday high 1017 mb located over southeastern

At 10:30 a.m. EDT today trough located on a line north-south over
North Dakota.
By 10:30 a.m. EDT Thursday trough located on a line north-south
over western Lake Superior.

Great Lakes - Lake Erie and Lake Ontario Area

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