Eastern Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EDT 28 August 2015

Today Tonight and Saturday

Wind south 10 knots increasing to southwest 15 early this morning then diminishing to southwest 10 near noon. Wind increasing to southwest 15 near midnight then diminishing to southwest 10 near noon Saturday. Wind becoming light Saturday evening.

A few showers beginning early this evening and ending Saturday morning with a risk of thunderstorms. Fog patches dissipating near noon. Fog patches forming near midnight and dissipating near noon Saturday.

Waves

Issued 03:00 AM EDT 28 August 2015
Today Tonight and Saturday Waves one half metre building to one half to one metre this afternoon then subsiding to one half metre or less Saturday afternoon.

Extended Forecast

Issued 03:00 AM EDT 28 August 2015
Sunday Wind light.
Monday Wind southwest 15 knots.
Tuesday Wind south 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 1 June 2015 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 28 August 2015 Today Tonight and Saturday At 3:00 a.m. EDT today high 1022 mb located over Pennsylvania.
By 3:00 a.m. EDT Saturday high 1022 mb located over Virginia.

At 3:00 a.m. EDT Saturday approaching low 1011 mb located over Iowa.

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