Eastern Lake Superior

Forecast

Marine Forecast

Issued 11:15 AM EDT 26 September 2016

Today Tonight and Tuesday

Strong wind warning in effect.

Wind southwest 25 knots veering to west 30 this afternoon then to northwest 25 late overnight. Wind diminishing to north 15 Tuesday afternoon then increasing to northeast 25 Tuesday evening.

A few showers. Risk of thunderstorms tonight and Tuesday evening.

Waves

Issued 10:30 AM EDT 26 September 2016
Today Tonight and Tuesday Waves 2 metres building to 3 this evening then subsiding to 2 early Tuesday morning. Waves subsiding to one and one half metres near noon Tuesday.

Extended Forecast

Issued 03:00 AM EDT 26 September 2016
Wednesday Wind northeast 20 knots.
Thursday Wind light.
Friday Wind light.

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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

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Superior

Issued 11:15 AM EDT 26 September 2016

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 26 September 2016 Today Tonight and Tuesday At 10:30 a.m. EDT today departing ridge located on a line
north-south over central Quebec.

At 10:30 a.m. EDT today low 996 mb located north of Lake Nipigon.
By 10:30 a.m. EDT Tuesday low 994 mb located over Lake Superior.

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