Yellow Watch - Severe Thunderstorm in Effect for Deep River - Whitney - Eastern Algonquin Park
This alert is no longer in effect.
ECCC issued it on August 9, 2026, 2 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this ECCC weather alert directly from ECCC's official public data feed. See our methodology for full source attribution and refresh cadence.
Environment Canada has issued a yellow watch for severe thunderstorms capable of producing strong wind gusts, large hail and heavy rain in Deep River - Whitney - Eastern Algonquin Park.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Watch
- Affected area
- Deep River - Whitney - Eastern Algonquin Park
- Issued
- August 9, 2026
- Issuing authority
- ECCC
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: historical. It was issued 2 weeks ago; use the issuing agency's live warning service for current conditions in Deep River - Whitney - Eastern Algonquin Park.
Alert Details
Yellow watch - severe thunderstorm - in effect. Issued by Environment Canada. Effective from 2026-08-09T00:42:04-00:00 until 2026-08-09T03:29:04-00:00.
Affected Areas
Deep River - Whitney - Eastern Algonquin Park.
What You Should Do
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. Local utility outages are possible.
Expected Conditions
Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts, large hail and heavy rain.
Timeline
Alert effective 2026-08-09T00:42:04-00:00. Expires 2026-08-09T03:29:04-00:00.
Original source: ECCC Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this ECCC weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (736 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to August 9, 2026.
Frequently Asked Questions
Common questions about this ECCC weather alert.