Cornwall to Montréal
Forecast
Marine Forecast
Issued 03:00 PM EST 14 December 2019
Tonight and Sunday.
Gale warning in effect.
Wind northeast 15 to 25 knots diminishing to light this evening then increasing to southwest 30 to 40 after midnight. Wind diminishing to west 15 to 25 Sunday evening.
Rain changing to snow overnight and ending Sunday morning. Visibility 1 mile or less in precipitation.
Temperatures plus 6 falling to minus 8 Sunday evening.
Extended Forecast
Stay connected
Weather Conditions
Zoom-in to make a selection

Ice Conditions
Warnings
Warnings (In effect)
Gale warning in effect
Cornwall to Montréal
Issued 3:00 PM EST 14 December 2019'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.
Synopsis
Technical Marine Synopsis
Issued 3:00 PM EST 14 December 2019 Tonight and Sunday At 3:00 p.m. EST today intensifying low 990 mb located south ofLake Ontario.
By 7:00 p.m. EST Sunday low 965 mb located over Labrador.
Great Lakes - Lake Erie and Lake Ontario Area
Another Region
What we are doing
Weather Forecasts
Weather Alerts
Weather Resources
- Date modified: