Canada's weather resource hub: get the latest weather, 24hr detailed forecast and seven day forecast for locations across Canada; view local radar and satellite imagery; get current weather alerts across Canada from the Authoritative Source of Weather Alerts 24/7. Read about the latest events in our weather summaries; know the risk of lightning strikes with our lightning danger maps; track hurricanes in motion; find the latest local air quality forecasts and information; access modelling and analyses information on seasonal forecasting, snow depth, wave modelling, sea ice cover, stratospheric ozone, upper air analyses, cloud forecasting, aviation conditions, and geospatial services.