Yellow Warning: Severe Thunderstorm in Effect for Winchester - Newington
This alert is no longer in effect.
ECCC issued it on August 13, 2026, 10 days 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.
A yellow warning for a severe thunderstorm is in effect for Winchester - Newington, with the storm located over Mooneys Bay Beach moving southeast at 40 km/h.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm
- Affected area
- Winchester - Newington
- Issued
- August 13, 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 10 days ago; use the issuing agency's live warning service for current conditions in Winchester - Newington.
Alert Details
Yellow warning - severe thunderstorm - in effect. Issued by Environment Canada. Effective 2026-08-13T02:46:05-00:00, expires 2026-08-13T04:43:05-00:00. Severity: Moderate. Urgency: Immediate.
Affected Areas
Winchester - Newington. Locations and nearby areas that could be impacted include: Ottawa, Mooneys Bay Beach, Barrhaven, Bowesville, Manotick, South Gloucester, Greely, Kars, Enniskerry, Osgoode.
What You Should Do
Large hail may cause significant damage and injury. Local utility outages are likely. Damage to roofs, fences, soft shelters or trees is likely.
Expected Conditions
At 10:44 p.m. EDT, a severe thunderstorm is located over Mooneys Bay Beach moving southeast at 40 km/h. Strong wind gusts, up to quarter size hail and heavy rain are possible.
Timeline
Alert effective 2026-08-13T02:46:05-00:00 until 2026-08-13T04:43:05-00:00.
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 (879 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to August 13, 2026.
Frequently Asked Questions
Common questions about this ECCC weather alert.