Alerts map · Ontario
Frost advisory
Yellow advisory- 38 areas
- Atikokan - Shebandowan - Quetico Park · City of Thunder Bay · Cloud Bay - Dorion · Ear Falls - Perrault Falls - Western Lac Seul · Ignace - English River · Kakabeka Falls - Whitefish Lake - Arrow Lake · Red Lake - Woodland Caribou Park · Savant Lake - Sturgeon Lake · Sioux Lookout - Eastern Lac Seul · Upsala - Raith · Agawa - Lake Superior Park · Bancroft - Hastings Highlands - Denbigh · Barry's Bay - Killaloe · Bayfield Inlet - Dunchurch · Blind River - Thessalon · Cornwall - Lancaster · Deep River - Whitney - Eastern Algonquin Park · Elliot Lake - Ranger Lake · Espanola - Killarney · Greater
- In effect
- from Sat Sep 19, 2:00 AM until Sat Sep 19, 10:00 AM
Full alert text
Patchy frost is expected overnight into Saturday morning as temperatures fall to near the freezing mark.
Damage to plants, trees, and crops is possible.
Take preventative measures to protect cold-sensitive plants, trees, and crops. Cover up plants, especially those in frost-prone areas.
Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on social media using #ONStorm.
Damage to plants, trees, and crops is possible.
Take preventative measures to protect cold-sensitive plants, trees, and crops. Cover up plants, especially those in frost-prone areas.
Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on social media using #ONStorm.