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Whitefish Bay

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 09 March 2026

Today Tonight and Tuesday.

Wind southwest 20 knots veering to northwest 15 near noon then diminishing to light this evening. Wind becoming northeast 15 Tuesday evening.

Periods of snow overnight and Tuesday morning.

Waves

Issued 10:30 AM EDT 09 March 2026
Today Tonight and Tuesday. Mainly ice covered.

Extended Forecast

Issued 03:00 AM EDT 09 March 2026
Wednesday Wind northeast 15 knots increasing to northwest 25 in the afternoon.
Thursday Wind northwest 20 knots.
Friday Wind southeast 20 knots increasing to northwest 30.

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Map of Great Lakes - Lake Superior marine weather areas Kenora Airport Pukaskwa National Park Royal Island Armstrong Airport Caribou Island Marathon Airport Thunder Bay Airport Welcome Island Little Flatland Island Sault Ste. Marie Airport Wawa Airport Slate Island - 45136 Lake Of the Woods - 45148
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 9 March 2026 Today Tonight and Tuesday At 10:30 a.m. EDT today departing low 990 mb located northeast of
Lake Superior.

By 10:30 a.m. EDT Tuesday low 998 mb located over eastern Nebraska.

By 10:30 p.m. EDT Tuesday building high 1028 mb located over
northern Ontario.

Great Lakes - Lake Superior Area

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Marine Weather for Canada

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