extreme cold warning in effect Bitterly cold arctic air is over the region. Hazard: Wind chill values minus 34 to minus 40 Minimum temperatures between minus 26 and minus 29 degrees Celsius. When: Tonight into Saturday morning. Remarks: Wind chill values will moderate during the day today, however the extreme cold with wind chills near minus 35 is expected to return again tonight into Saturday morning. ### Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to [email protected] or tweet reports using #ONStorm. Dress warmly. Dress in layers that you can remove if you get too warm. The outer layer should be wind resistant. Cover up. Frostbite can develop within minutes on exposed skin, especially with wind chill. If it’s too cold for you to stay outside, it’s too cold for your pet to stay outside. Watch for colour changes on fingers and toes, pain, numbness, a tingling sensation, or swelling. If present, move indoors and begin warming.