Eastern Lake Superior

Forecast

Marine Forecast

Issued 06:30 PM EDT 26 May 2017

Tonight and Saturday.

Wind southeast 15 knots diminishing to light near noon Saturday.

Chance of showers overnight and Saturday. Fog patches.

Waves

Issued 06:30 PM EDT 26 May 2017
Tonight and Saturday. Waves less than one half metre building to one half metre near midnight.

Extended Forecast

Issued 06:30 PM EDT 26 May 2017
Sunday Wind light becoming southwest 15 knots in the afternoon.
Monday Wind west 15 knots.
Tuesday Wind southwest 20 knots veering to northwest 15 late in the day.

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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 27 April 2017 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 26 May 2017 Tonight and Saturday At 6:30 p.m. EDT tonight departing low 999 mb located over Nova
Scotia.

At 6:30 p.m. EDT tonight ridge located on a line north-south over
Lake Huron.
By 6:30 p.m. EDT Saturday ridge located on a line north-south over
Lake Ontario.

At 6:30 p.m. EDT tonight low 994 mb located over western Manitoba.
By 6:30 p.m. EDT Saturday low 1000 mb located over the Ontario -
Manitoba border.

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