Eastern Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EDT 24 May 2016

Today Tonight and Wednesday

Wind southwest 15 knots diminishing to light early this morning then becoming northeast 15 this evening.

Showers ending early this evening with a risk of thunderstorms. Fog patches forming early this morning and dissipating Wednesday morning.

Waves

Issued 03:00 AM EDT 24 May 2016
Today Tonight and Wednesday Waves one metre subsiding to less than one half metre this morning then building to one near midnight.

Extended Forecast

Issued 03:00 AM EDT 24 May 2016
Thursday Wind east 20 knots.
Friday Wind southeast 15 knots diminishing to light.
Saturday Wind southeast 15 knots.

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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 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 Kenora Airport
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 7 May 2016 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 24 May 2016 Today Tonight and Wednesday At 3:00 a.m. EDT today departing ridge located on a line
northeast-southwest over New York State.

At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Lake Superior.
By 3:00 a.m. EDT Wednesday trough located on a line
northeast-southwest over Georgian Bay.

At 3:00 a.m. EDT today ridge located on a line northwest-southeast
over northern Manitoba.
By 3:00 a.m. EDT Wednesday ridge located on a line
northeast-southwest over Lake Superior.

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