Eastern Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EST 22 January 2019

Today Tonight and Wednesday.

Wind south 25 knots diminishing to variable 10 this evening then increasing to north 20 overnight. Wind backing to northwest 15 Wednesday morning then diminishing to northwest 10 Wednesday evening.

Snow ending this evening. Flurries beginning Wednesday evening. Visibility 1 mile or less in precipitation.

Risk of freezing spray today.

Waves

Issued 03:00 AM EST 22 January 2019
Today Tonight and Wednesday. Over open water waves 2 metres subsiding to one near midnight and to less than one half metre Wednesday evening.

Extended Forecast

Issued 03:00 AM EST 22 January 2019
Thursday Wind north 15 knots increasing to north 30 in the morning then diminishing to northwest 20 late in the day.
Friday Wind northwest 20 knots.
Saturday Wind northwest 15 knots increasing to west 25.

Ice Forecast*

Issued 12:00 PM EST 21 January 2019 Today Tonight and Tuesday Open water except 8 tenths new lake ice including 2 tenths thin lake ice along parts of the shore.

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

 

[ Canadian Ice Service ]

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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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 21 January 2019 Today Tonight and Tuesday

Ice Coverage

Open water except 8 tenths new lake ice including 2 tenths thin lake
ice along parts of the shore.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 22 January 2019 Today Tonight and Wednesday At 3:00 a.m. EST today ridge located on a line north-south over
eastern Lake Erie.
By 3:00 a.m. EST Wednesday ridge located on a line north-south
over Maine.

At 3:00 a.m. EST today low 998 mb located over Kansas.
By 3:00 a.m. EST Wednesday low 1006 mb located over northern
Lake Michigan.

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