Eastern Lake Superior

Forecast

Marine Forecast

Issued 10:30 AM EST 06 December 2016

Today Tonight and Wednesday

Gale warning in effect.

Wind southeast 30 knots veering to southwest 25 early this evening then increasing to southwest 35 early Wednesday morning. Wind diminishing to northwest 25 Wednesday evening.

A few showers changing to flurries this evening. Visibility 1 mile or less in flurries.

Waves

Issued 10:30 AM EST 06 December 2016
Today Tonight and Wednesday Waves 2 metres building to 3 this evening and to 4 Wednesday morning.

Extended Forecast

Issued 03:00 AM EST 06 December 2016
Thursday Wind northwest 25 knots veering to north 30 in the morning.
Friday Wind north 30 knots diminishing to northwest 15 late in the day.
Saturday Wind light becoming southeast 15 knots late in the day.

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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)

Gale warning in effect

Eastern Lake Superior

Issued 10:30 AM EST 06 December 2016

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 EST 6 December 2016 Today Tonight and Wednesday At 10:30 a.m. EST today low 994 mb located over northwestern
Minnesota.
By 10:30 a.m. EST Wednesday low 997 mb located southwest of
James Bay.

At 10:30 a.m. EST today ridge located on a line northwest-southeast
over Montréal.
By 10:30 a.m. EST Wednesday high located on a line north-south
over New Brunswick.

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