Western Lake Superior

Forecast

Marine Forecast

Issued 06:30 PM EDT 27 May 2016

Tonight and Saturday

Wind northeast 10 knots veering to east 10 this evening then increasing to east 15 late overnight. Wind diminishing to east 10 Saturday morning.

A few showers changing to chance of showers Saturday. Risk of thunderstorms tonight and Saturday. Fog patches.

Waves

Issued 06:30 PM EDT 27 May 2016
Tonight and Saturday Waves less than one half metre building to one half metre late overnight.

Extended Forecast

Issued 06:30 PM EDT 27 May 2016
Sunday Wind southeast 15 knots diminishing to light in the morning then becoming west 15 in the afternoon.
Monday Wind west 15 knots diminishing to light late in the day.
Tuesday Wind light becoming east 15 knots 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 7 May 2016 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 27 May 2016 Tonight and Saturday At 6:30 p.m. EDT tonight trough located on a line
northeast-southwest over Lake of the Woods.
By 6:30 p.m. EDT Saturday trough located on a line
northeast-southwest over Lake Superior.

At 6:30 p.m. EDT tonight low 1001 mb located over Kansas.
By 6:30 p.m. EDT Saturday low 1006 mb located over southern
Minnesota.

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