Haet Warning issued for Lethbridge and southern Alberta

Jul 22, 2026 | 5:00 PM

A Heat Warning has been issued for the city of Lethbridge and southern Alberta.

According to Environment and Climate Change Canada (ECCC), daytime high temperatures in the low to mid-30s are expected for the next three days, with overnight lows in the teens. Meteorologists say warm conditions are forecast through next week as well.

Residents of and visitors to the warned regions are advised to take the following precautions to protect themselves, their families and their neighbours:

Consider rescheduling outdoor activities to cooler hours of the day.
Take frequent breaks from the heat, spending time in cooled indoor spaces where possible.
Drink plenty of water and other non-alcoholic, non-caffeinated beverages to stay hydrated.
Check for your children or pets before you exit your vehicle. Do not leave any person or pet inside a closed vehicle, for any length of time.

Residents are encouraged to monitor for symptoms of heat stroke or heat exhaustion, such as high body temperature, lack of sweat, confusion, fainting, and unconsciousness.

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Pay particular attention to individuals that can experience earlier or more severe effects from heat including infants, children, seniors, and individuals with pre-existing lung, heart, kidney, nervous system, mental health or diabetic conditions, outdoor workers, as well as those who are socially isolated.

ECCC says 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.

For more information:

How to protect yourself from the health effects of extreme heat

Health risks and who is at risk of extreme heat events

For more heat health advice, visit: albertahealthservices.ca/news/heat.aspx.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ABstorm@ec.gc.ca, call 1-800-239-0484 or post reports on social media using #ABStorm.

Click here for the latest update on weather watches and warnings in Alberta.

by LNN Staff

Haet Warning issued for Lethbridge and southern Alberta

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