Latest Alert For: Weather Alert
Multiple active bulletins issued for this subscription.
Latest bulletin issued on Wednesday June 17, 2026 11:29 EDT by Environment Canada.
- London - Parkhill - Eastern Middlesex County, Ont. (041510) Wednesday June 17, 2026 11:17 EDT
- St. Thomas - Aylmer - Eastern Elgin County, Ont. (041610) Wednesday June 17, 2026 11:17 EDT
- Woodstock - Tillsonburg - Oxford County, Ont. (041710) Wednesday June 17, 2026 11:17 EDT
- City of Toronto, Ont. (043100) Wednesday June 17, 2026 11:29 EDT
- Goderich - Bluewater - Southern Huron County, Ont. (046330) Wednesday June 17, 2026 11:17 EDT
- Stratford - Mitchell - Southern Perth County, Ont. (046340) Wednesday June 17, 2026 11:17 EDT
- Guelph - Erin - Southern Wellington County, Ont. (046420) Wednesday June 17, 2026 11:29 EDT
- Kitchener - Cambridge - Region of Waterloo, Ont. (046430) Wednesday June 17, 2026 11:27 EDT
- Mississauga - Brampton, Ont. (046620) Wednesday June 17, 2026 11:29 EDT
- Halton Hills - Milton, Ont. (046630) Wednesday June 17, 2026 11:29 EDT
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Alert Details
Issued on Wednesday June 17, 2026 11:29 EDT
- City of Toronto, Ont. (043100)
- Guelph - Erin - Southern Wellington County, Ont. (046420)
- Mississauga - Brampton, Ont. (046620)
- Halton Hills - Milton, Ont. (046630)
Strong winds, heavy rain and thunderstorms tonight.
What:
Strong wind gusts.
Rainfall amounts in excess of 40 mm.
Risk of severe thunderstorms.
When:
Beginning early this evening continuing into Thursday morning.
Additional information:
Showers are expected early this evening and will intensify as a strong low pressure system approaches the area. There is a potential for severe thunderstorms late this evening and overnight with heavy rain and strong wind gusts being the primary threats.
Rainfall amounts of 40 mm or greater are possible as a result of the thunderstorms and showers with this system.
Watches or warnings may be issued closer to the event as the path of this low pressure system becomes more certain.
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 X using #ONStorm.
Issued on Wednesday June 17, 2026 11:27 EDT
- Kitchener - Cambridge - Region of Waterloo, Ont. (046430)
Strong winds, heavy rain and thunderstorms tonight.
What:
Wind gusts of 70 to 90 km/h, with higher gusts possible in thunderstorms.
Rainfall amounts in excess of 40 mm.
Risk of severe thunderstorms.
When:
Beginning early this evening continuing into Thursday morning.
Additional information:
Showers are expected early this evening and will intensify as a strong low pressure system approaches the area. There is a potential for severe thunderstorms late this evening and overnight with heavy rain and strong wind gusts being the primary threats.
Rainfall amounts of 40 mm or greater are possible as a result of the thunderstorms and showers with this system.
Watches or warnings may be issued closer to the event as the path of this low pressure system becomes more certain.
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 X using #ONStorm.
Issued on Wednesday June 17, 2026 11:17 EDT
- London - Parkhill - Eastern Middlesex County, Ont. (041510)
- St. Thomas - Aylmer - Eastern Elgin County, Ont. (041610)
- Woodstock - Tillsonburg - Oxford County, Ont. (041710)
- Goderich - Bluewater - Southern Huron County, Ont. (046330)
- Stratford - Mitchell - Southern Perth County, Ont. (046340)
Strong winds, heavy rain and thunderstorms tonight.
What:
Wind gusts of 70 to 90 km/h, with higher gusts possible in thunderstorms.
Rainfall amounts in excess of 40 mm.
Risk of severe thunderstorms.
When:
Beginning later this afternoon or early this evening continuing into the overnight hours.
Additional information:
Showers are expected to start late this afternoon or early this evening and intensify as a strong low pressure system approaches the area. There is a potential for severe thunderstorms this evening with heavy rain and strong wind gusts being the primary threats.
Rainfall amounts of 40 mm or greater are possible as a result of the thunderstorms and showers with this system.
Watches or warnings may be issued closer to the event as the path of this low pressure system becomes more certain.
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 X using #ONStorm.
Latest information is always available here:
https://weather.gc.ca/index_e.html?layers=alert
- Version:
- R046