SQUALL: Montréal to Trois-Rivières
squall watch in effect
Issued: 1:48 PM EDT, Monday, August 24, 2026
Expires: 2:01 AM EDT, Tuesday, August 25, 2026
Urgency: Expected
Severity: Severe
Conditions are favourable for the development of squalls with winds gusting up to 65 km/h this afternoon and this evening.
Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.
SQUALL: Richelieu River and Northern Lake Champlain
squall watch in effect
Issued: 1:48 PM EDT, Monday, August 24, 2026
Expires: 2:01 AM EDT, Tuesday, August 25, 2026
Urgency: Expected
Severity: Severe
Conditions are favourable for the development of squalls with winds gusting up to 65 km/h this afternoon and this evening.
Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.










