Yellow Warning: Severe Thunderstorm in Effect for Southern Niagara Region
This alert is no longer in effect.
ECCC issued it on May 20, 2026, 3 months 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 warning for a severe thunderstorm capable of producing damaging wind gusts and up to quarter-size hail in the Southern Niagara Region.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Southern Niagara Region
- Issued
- May 20, 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 3 months ago; use the issuing agency's live warning service for current conditions in Southern Niagara Region.
Alert Details
Environment Canada has issued a yellow warning for a severe thunderstorm. The alert is effective immediately with urgency listed as Immediate.
Affected Areas
The thunderstorm is located from Chippawa to Ostryhon Corners and is affecting Niagara Falls, Welland, and Fort Erie in the area described as Niagara Falls - Welland - Southern Niagara Region.
What You Should Do
Local utility outages are likely. Damage to roofs, fences, soft shelters or trees is likely.
Expected Conditions
The storm is capable of producing damaging wind gusts of 90-110 km/h and hail up to quarter size (up to 2.5 cm).
Timeline
The warning was issued at 8:07 p.m. EDT on May 20, 2026. It is effective from 8:08 p.m. EDT and expires at 3:06 a.m. EDT on May 20, 2026. The storm is moving quickly to the east at 80 km/h.
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 (827 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 20, 2026.
Frequently Asked Questions
Common questions about this ECCC weather alert.