Severe weather

Current weather alerts, track hurricanes and lightning, report severe weather, stay safe.

Services and information

Warnings, watches and statements.

National charts based on regional predictions.

Lightning map, safety, statistics, science, frequently asked questions.

Current hurricane conditions, storm maps, weather warnings, Canadian Hurricane Centre.

Volunteer weather watchers, storms, hashtags, email addresses, twitter.

Thunderstorms, heat waves, tornadoes, winter driving, blizzards, wind chill, freezing rain, frostbite.

Air Quality Health Index, UV index and sun protection, heat and humidity, wind chill and cold weather.