Northern Lake Huron

Forecast

Marine Forecast

Issued 06:30 PM EST 04 December 2016

Tonight and Monday

Wind south 20 knots veering to west 20 near midnight then backing to southwest 15 Monday afternoon.

Periods of rain or periods of snow changing to chance of showers overnight and Monday.

Waves

Issued 06:30 PM EST 04 December 2016
Tonight and Monday Waves one metre building to one and one half metres this evening then subsiding to one late overnight.

Extended Forecast

Issued 06:30 PM EST 04 December 2016
Tuesday Wind southeast 15 knots increasing to southeast 25 in the afternoon.
Wednesday Wind west 30 knots.
Thursday Wind northwest 25 knots.

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Weather Conditions

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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

Lake Huron

Issued 12:00 PM EDT 7 May 2016 Forecasts have ended for the season.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 7 May 2016 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 4 December 2016 Tonight and Monday At 6:30 p.m. EST tonight ridge located on a line north-south over
eastern Ontario.
By 6:30 p.m. EST Monday ridge located on a line northwest-southeast
over the Maritimes.

At 6:30 p.m. EST tonight trough located on a line
northwest-southeast over Minnesota.
By 6:30 p.m. EST Monday trough located on a line northwest-southeast
over the Ontario - Quebec border.

At 6:30 p.m. EST tonight high located over Texas.
By 6:30 p.m. EST Monday high located over Ohio.

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