Wind chill forecast of 45 prompts extreme cold warnings for all of Alberta

Brace yourselves, Alberta: The extreme cold is coming back.

But only for the weekend.

Environment Canada has issued extreme cold warnings for every region in the province,sayingtemperatures are expected to drop to alow of 29 C in Calgary, Edmonton,Lethbridge and Medicine Haton Friday night, while it could reach 30 C in Red Deer.

The wind chill will make it feel like 45.

Daytime temperatures are forecast to reach a high of 20 in Calgary and Edmonton on Saturday, then dip down to 25 C overnight.

"Extreme cold wind chills should moderate Saturday afternoon and return overnight for parts of southern Alberta overnight into Sunday morning," reads the warning.

"Cover up. Frostbite can develop within minutes on exposed skin, especially with wind chill."

Albertansare advised to keep an eye out for cold-related symptoms, including:

• Shortness of breath.
• Chest pain.
• Muscle pain and weakness.
• Numbness and colour change in fingers and toes.

The warning also reminds Albertans that if it's too cold outsidefor people, it's too cold for pets.

But warmer weather is on the way.

It's forecast to reach a high of 7 C in Calgary and 8 C in Edmonton on Monday, where the daytime high should stay throughout the week.