Eastern Lake Superior

Forecast

Marine Forecast

Issued 10:30 AM EST 25 February 2017

Today Tonight and Sunday

Gale warning in effect.

Wind north 30 knots increasing to northwest 35 near noon then diminishing to northwest 25 this evening. Wind diminishing to west 15 late overnight then backing to southwest 20 early Sunday morning. Wind veering to west 15 near noon Sunday then increasing to northwest 25 Sunday evening.

Periods of snow changing to flurries this afternoon. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Freezing spray ending overnight. Freezing spray beginning Sunday evening.

Waves

Issued 10:30 AM EST 25 February 2017
Today Tonight and Sunday Waves 2 to 3 metres subsiding to one early Sunday morning then building to 2 Sunday evening.

Extended Forecast

Issued 03:00 AM EST 25 February 2017
Monday Wind northwest 15 knots diminishing to light in the morning then increasing to south 20 in the afternoon.
Tuesday Wind southeast 15 knots increasing to north 25 late in the day.
Wednesday Wind northeast 25 knots.

Ice Forecast*

Issued 12:00 PM EST 25 February 2017 Today Tonight and Sunday Open water except 8 tenths of thin lake ice along parts of the southeastern shore near Cape Gargantua.

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

 

[ Canadian Ice Service ]

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 25 February 2017 Today Tonight and Sunday

Ice Coverage

Open water except 8 tenths of thin lake ice along parts of the
southeastern shore near Cape Gargantua.

Warnings

Warnings (In effect)

Gale warning in effect

Eastern Lake Superior

Issued 10:30 AM EST 25 February 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.

Freezing spray warning in effect

Eastern Lake Superior

Issued 10:30 AM EST 25 February 2017

Moderate or severe freezing spray is 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 EST 25 February 2017 Today Tonight and Sunday At 10:30 a.m. EST today low 991 mb located over northeastern
Ontario.
By 10:30 a.m. EST Sunday low 981 mb located over northern Quebec.

At 10:30 a.m. EST today cold front from low located on a line
north-south over eastern Ontario.
By 10:30 a.m. EST Sunday departing trough from low located on a
line north-south over Labrador.

At 10:30 a.m. EST today trough located on a line northeast-southwest
over Manitoba.
By 10:30 a.m. EST Sunday trough located on a line
northeast-southwest over eastern Lake Superior.

At 10:30 a.m. EST today ridge located on a line north-south
over Kansas.
By 10:30 a.m. EST Sunday ridge located on a line north-south
over Ohio.

Great Lakes - Lake Superior Area

Another Region

What we are doing

Date modified: