Northern Lake Huron

Forecast

Marine Forecast

Issued 10:30 AM EDT 30 August 2016

Today Tonight and Wednesday

Strong wind warning in effect. Squall watch in effect.

Wind southwest 15 knots with gusts to 45 near thunderstorms. Wind becoming northwest 15 this evening then increasing to northwest 20 Wednesday afternoon.

Chance of showers today and early this evening with a risk of thunderstorms.

Waves

Issued 10:30 AM EDT 30 August 2016
Today Tonight and Wednesday Waves one half to one metre.

Extended Forecast

Issued 03:00 AM EDT 30 August 2016
Thursday Wind north 15 knots.
Friday Wind northeast 15 knots diminishing to light late in the day.
Saturday Wind light becoming southeast 15 knots late in the day.

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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

Warnings (In effect)

Strong wind warning in effect

Northern Lake Huron

Issued 4:45 PM EDT 30 August 2016

'Strong' winds of 20 to 33 knots are 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.

Watches (In effect)

Squall watch in effect

Northern Lake Huron

Issued 3:08 PM EDT 30 August 2016 Conditions are favourable for the development of squalls with wind gusts up to 45 knots, frequent lightning, hail and poor to very poor visibility in thunderstorms heavy at times.


Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 30 August 2016 Today Tonight and Wednesday At 10:30 a.m. EDT today departing ridge located on a line
northeast-southwest over Pennsylvania.

At 10:30 a.m. EDT today trough located on a line northeast-southwest
over Sault Ste. Marie.
By 10:30 a.m. EDT Wednesday trough located on a line
northeast-southwest over Lake Ontario.

At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over Saskatchewan.
By 10:30 a.m. EDT Wednesday ridge located on a line north-south
over Manitoba.

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