Yellow Heat Warning in Effect for Simcoe - Delhi - Norfolk
This alert is no longer in effect.
ECCC issued it on September 2, 2026, 12 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.
Environment Canada has issued a yellow warning for heat affecting Simcoe - Delhi - Norfolk, with maximum temperatures of 30 to 32 degrees Celsius expected.
This weather record, quickly
- Record type
- Heat Warning
- Affected area
- Simcoe - Delhi - Norfolk, Ontario
- Issued
- September 2, 2026
- Issuing authority
- ECCC
Heat notices are time-bound and location-specific. Confirm the current forecast and local public-health guidance before relying on this archived record.
Record status: historical. It was issued 12 days ago; use the issuing agency's live warning service for current conditions in Simcoe - Delhi - Norfolk, Ontario.
Alert Details
Yellow warning - heat - in effect, issued by Environment Canada. Effective from 2026-09-02T08:06:59-00:00, expires 2026-09-03T00:06:59-00:00.
Affected Areas
Simcoe - Delhi - Norfolk. The heat event may continue into Thursday for extreme southwestern Ontario, including Windsor and Essex County, though confidence is low.
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.
Expected Conditions
Maximum temperatures of 30 to 32 degrees Celsius. Minimum temperatures of 20 to 23 degrees Celsius. Maximum humidex values near 40.
Timeline
A heat event continues today through 2026-09-03T00:06:59-00:00, possibly lasting into Thursday for extreme southwestern Ontario.
Original source: ECCC Official Notice ↗
Related Weather Alerts
All Weather Alerts →Similar notices nationwide by length or severity timing 8
Two cross-category peer sets, both computed from Areazine's own archive: notices with a similar body length, and notices near the same severity and agency date. These are drawn from other categories, not the same-feed Related list above.
Similar body length
Nearest notices by article body length (841 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to September 2, 2026.
Common Questions
Common questions about this ECCC weather alert.