Eastern Lake Superior

Forecast

Marine Forecast

Issued 06:30 PM EST 19 November 2017

Tonight and Monday.

Gale warning in effect.

Wind northwest 20 knots diminishing to northwest 15 late overnight and to variable 10 early Monday morning. Wind increasing to south 25 near noon Monday and to southwest 35 Monday evening.

Flurries at times heavy ending late overnight. Chance of flurries beginning near noon Monday and changing to chance of showers Monday late in the day. Visibility 1 mile or less in flurries.

Waves

Issued 06:30 PM EST 19 November 2017
Tonight and Monday. Waves 2 metres subsiding to one late overnight and to less than one half metre Monday morning. Waves building to 2 Monday afternoon.

Extended Forecast

Issued 06:30 PM EST 19 November 2017
Tuesday Wind southwest 35 knots veering to northwest 35 in the morning.
Wednesday Wind northwest 20 knots.
Thursday Wind west 20 knots.

Ice Forecast*

Issued 12:00 PM EST 19 November 2017 Today Tonight and Monday Ice free.

*Ice Forecast and Warnings also apply to U.S. waters

 

[ Canadian Ice Service ]

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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 EST 19 November 2017 Today Tonight and Monday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Gale warning in effect

Eastern Lake Superior

Issued 6:30 PM EST 19 November 2017

'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 6:30 PM EST 19 November 2017 Tonight and Monday At 6:30 p.m. EST tonight departing low 981 mb located over northern
New Brunswick.

At 6:30 p.m. EST tonight ridge located on a line north-south over
northern Wisconsin.
By 6:30 p.m. EST Monday ridge located on a line north-south over
western Quebec.

At 6:30 p.m. EST tonight low 992 mb located over central Alberta.
By 6:30 p.m. EST Monday low 984 mb located over Lake of the Woods.

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