WX Briefings & Flight Plans: Call London 1-866-WX-BRIEF (Toll free within Canada) or 866-541-4104 (Toll free within Canada and USA)
Parry Sound Aviation Weather: Official Nav Canada weather camera.
NAV Canada Aviation Weather Website: This is the primary Canadian Aviation Weather Resource pilots go to when preparing to fly within Canadian Airspace.
NAV Canada Satellite Imagery: Satellite Imagery provides pilots with cloud information. Where are they? How are they moving over time? Animated (moving) Satellite Imagery Maps are usually updated in 3 hours increments. GOES Satellite Imagery shows you where the clouds are from a Geostationary Satellite (top down view). It does not show cloud tops, layers or bottoms. Talk to Flight Services for that.
Environment Canada Weather Radar Imagery: Radar Imagery provides pilots with "big picture" precipitation information. How much water is in the air? Where is it? All the Information comes from Radar Sites on the ground.
Environment Canada Weather Quick View: 7-day Forecast
American Aviation Weather: NOAA / Aviation Digital Data Service (ADDS) USA - The Aviation Digital Data Service (ADDS) makes available to the US and Canadian Aviation Community; text, digital and graphical forecasts, analyses, and observations of aviation-related weather variables. This is the "no cost site" when you are planning to fly in the USA.
ADDS Satellite Visible Moving Map: NOAA / Aviation Digital Data Service (ADDS) USA - VIS (Visible) Imagery is depicted by showing the area that clouds occupy. This is a black and white moving map depiction of clouds as they move over a 3 hour time period. Most parts of Canada are also seen.