Beauport to L'Isle-aux-Coudres Marine Forecast and Alerts

Canada

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Beauport to L'Isle-aux-Coudres

Marine Forecast

Issued 03:00 AM EST 21 December 2025

Today Tonight and Monday.

Gale warning in effect.

Wind light increasing to southwest 15 to 25 knots early this morning and to southwest 30 to 40 late this morning. Wind diminishing to westerly 15 to 25 late this afternoon and to west 10 to 15 overnight. Wind becoming light Monday evening.

Scattered flurries ending this evening. Visibility 1 mile or less in flurries.

Temperatures minus 4 rising to plus 2 this afternoon then falling to minus 11 Monday evening.

Winds

Issued 03:00 AM EST 21 December 2025

Today Tonight and Monday. Gale warning in effect. Wind light increasing to southwest 15 to 25 knots early this morning and to southwest 30 to 40 late this morning. Wind diminishing to westerly 15 to 25 late this afternoon and to west 10 to 15 overnight. Wind becoming light Monday evening.

Weather & Visibility

Issued 03:00 AM EST 21 December 2025

Today Tonight and Monday. Scattered flurries ending this evening. Visibility 1 mile or less in flurries.

Air temperature

Issued 03:00 AM EST 21 December 2025

Today Tonight and Monday. Temperatures minus 4 rising to plus 2 this afternoon then falling to minus 11 Monday evening.

There is no ice forecast issued for this area.

Warnings (In effect)

Gale warning in effect

Beauport to L'Isle-aux-Coudres

Issued 03:00 AM EST 21 December 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Technical Marine Synopsis

Issued 3:00 AM EST 21 December 2025 Today Tonight and Monday At 3:00 a.m. EST today ridge located on a line northwest-southeast
over the Gulf of St. Lawrence.
By 7:00 p.m. EST tonight ridge located east of Newfoundland.

At 3:00 a.m. EST today low 997 mb located northwest of Lake
Saint-Jean.
By 7:00 p.m. EST Monday low 996 mb located over Labrador Sea.

At 3:00 a.m. EST today ridge located on a line northwest-southeast
over the Midwestern states.
By 7:00 p.m. EST Monday ridge located on a line north-south over
Québec city.

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