Eastern Lake Superior

Forecast

Marine Forecast

Issued 06:30 PM EST 22 January 2018

Tonight and Tuesday.

Wind northeast 30 knots backing to north 25 near noon Tuesday.

Periods of snow changing to chance of flurries overnight and Tuesday.

Freezing spray warning in effect.

Freezing spray.

Waves

Issued 06:30 PM EST 22 January 2018
Tonight and Tuesday. Waves 2 metres.

Extended Forecast

Issued 06:30 PM EST 22 January 2018
Wednesday Wind northeast 20 knots diminishing to light in the afternoon.
Thursday Wind southwest 15 knots diminishing to light late in the day.
Friday Wind light increasing to southeast 25 knots.

Ice Forecast*

Issued 12:00 PM EST 22 January 2018 Today Tonight and Tuesday Open water except 5 tenths thin lake ice including 2 tenths medium lake ice along parts of the the southern and eastern shores.

*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 22 January 2018 Today Tonight and Tuesday

Ice Coverage

Open water except 5 tenths thin lake ice including 2 tenths medium
lake ice along parts of the the southern and eastern shores.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Eastern Lake Superior

Issued 10:22 PM EST 22 January 2018

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 6:30 PM EST 22 January 2018 Tonight and Tuesday At 6:30 p.m. EST tonight low 997 mb located over northern Illinois.
By 6:30 p.m. EST Tuesday low 994 mb located over northern Maine.

At 6:30 p.m. EST tonight ridge located on a line east-west over
northern James Bay.
By 6:30 p.m. EST Tuesday ridge located on a line northwest-southeast
over northwestern Ontario.

Great Lakes - Lake Superior Area

Another Region

What we are doing

Date modified: