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Western Lake Superior

Forecast

Marine Forecast

Issued 06:30 PM EST 20 January 2020

Tonight and Tuesday.

Wind west 15 knots increasing to west 25 this evening then backing to southwest 30 Tuesday afternoon.

Waves

Issued 06:30 PM EST 20 January 2020
Tonight and Tuesday. Waves one metre building to 2 to 3 near midnight.

Extended Forecast

Issued 06:30 PM EST 20 January 2020
Wednesday Wind southwest 30 knots diminishing to southwest 15 late in the day.
Thursday Wind northeast 15 knots increasing to northeast 20.
Friday Wind east 20 knots.

Ice Forecast*

Issued 12:00 PM EST 20 January 2020 Today Tonight and Tuesday Open water except 8 tenths new lake ice including 3 tenths thin lake ice along parts of the shore. Consolidated thick lake ice in some northern bays.

*Ice Forecast and Warnings also apply to U.S. waters

 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Great Lakes - Lake Superior marine weather areas Mid Superior - 45001 East Superior - 45004 West Superior - 45006 Slate Island - 45136 Lake Of the Woods - 45148 Kenora Airport Royal Island Armstrong Airport Caribou Island Marathon Airport Pukaskwa National Park Thunder Bay Airport Welcome Island Little Flatland Island Sault Ste. Marie Airport Wawa Airport
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buoy Buoy
land station Land Station
Ice Conditions

*Ice Forecast and Warnings also apply to U.S. waters

Ice Forecasts

Issued 12:00 PM EST 20 January 2020 Today Tonight and Tuesday

Ice Coverage

Open water except 8 tenths new lake ice including 3 tenths thin lake
ice along parts of the shore. Consolidated thick lake ice in some
northern bays.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 20 January 2020 Tonight and Tuesday At 6:30 p.m. EST tonight high 1042 mb located over western Iowa.
By 6:30 p.m. EST Tuesday high 1037 mb located over Indiana.

By 6:30 p.m. EST Tuesday approaching trough located on a line
north-south over Manitoba.

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