Kingston to Cornwall, Canada Marine Forecast, Warnings and Alerts

Canada

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Current Conditions

Canada 7 Day High and Low Temperatures Forecast

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Kingston to Cornwall

Marine Forecast

Issued 03:00 AM EDT 06 October 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind northwest 10 knots backing to west 10 this afternoon then to southwest 10 this evening. Wind increasing to southwest 15 overnight and to southwest 20 Wednesday morning. Wind diminishing to southwest 15 Wednesday evening.

Scattered showers Wednesday with a risk of thunderstorms. Scattered showers Wednesday evening with a risk of thunderstorms.

Winds

Issued 03:00 AM EDT 06 October 2026

Today Tonight and Wednesday. Strong wind warning in effect. Wind northwest 10 knots backing to west 10 this afternoon then to southwest 10 this evening. Wind increasing to southwest 15 overnight and to southwest 20 Wednesday morning. Wind diminishing to southwest 15 Wednesday evening.

Weather & Visibility

Issued 03:00 AM EDT 06 October 2026

Today Tonight and Wednesday. Scattered showers Wednesday with a risk of thunderstorms. Scattered showers Wednesday evening with a risk of thunderstorms.

There is no ice forecast issued for this area.

Warnings (In effect)

Strong wind warning in effect

Kingston to Cornwall

Issued 03:00 AM EDT 06 October 2026

'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.

Technical Marine Synopsis

Issued 3:00 AM EDT 6 October 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today ridge located on a line north-south over
northeastern Ontario.
By 3:00 a.m. EDT Wednesday ridge located on a line north-south
over eastern New York State.

At 3:00 a.m. EDT today low 997 mb located over the southeastern
Northwest Territories.
By 3:00 a.m. EDT Wednesday low 996 mb located south of Hudson Bay.

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