Yellow Heat Warning Issued for City of Calgary
This alert is no longer in effect.
ECCC issued it on August 1, 2026, 3 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.
A yellow heat warning is in effect for the City of Calgary with daytime highs near 33°C expected today.
Read this weather record in 30 seconds
- Record type
- Heat Warning
- Affected area
- City of Calgary
- Issued
- August 1, 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 3 weeks ago; use the issuing agency's live warning service for current conditions in City of Calgary.
Alert Details
Yellow warning - heat - in effect. Issued by Environment Canada. Effective from 2026-08-01T10:41:12-00:00 until 2026-08-02T02:41:12-00:00. Severity: Moderate. Urgency: Immediate.
Affected Areas
City of Calgary.
What You Should Do
Heat warnings are issued when very high temperature conditions are expected to pose an elevated risk of heat illnesses, such as heat stroke or heat exhaustion. Please continue to monitor alerts and forecasts issued by Environment Canada.
Expected Conditions
Daytime high temperatures near 33 degrees Celsius are expected today. Cooler temperatures are expected on Sunday.
Timeline
Alert effective 2026-08-01T10:41:12-00:00, expires 2026-08-02T02:41:12-00:00.
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 (721 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to August 1, 2026.
Frequently Asked Questions
Common questions about this ECCC weather alert.