Ontario Highway 401 Current Weather Conditions with Radar. See 12 hour weather, wind, and temperature forecast on the Ontario Highway 401 corridor. Check conditions hour by hour with the time slider, switch between weather, temperature and wind views, and watch live radar for the route.
Weather timed to your arrival at every point along the route.
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Enter your actual trip and Drive Weather times the forecast to your arrival at every point — then rechecks it while you drive.
Expect mostly cloudy to overcast conditions along Ontario Highway 401 with occasional drizzle in some areas. Winds will be notably strong in parts of Ontario, with gusts exceeding 20 mph in several locations. Temperatures will remain mild, generally in the mid to upper 50s and 60s Fahrenheit, with no extreme highs or lows forecasted.
Highway 401 runs northeast to southwest. Along the way it passes near River Rouge, Tilbury, Newtonville, Lunenburg and Rivière Beaudette. This page maps the whole corridor and times every forecast to the hour you reach each point.