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    Thornhill, Canada

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    Extreme Cold Warning A period of very cold wind chills is ...

    MinuteCast® for Thornhill

    Snow for at least 120 min

    		  
    SNOWFALL PROBABILITY

    Snow event today. See Amounts.

    		  
    Next 5 Days
    Looking Ahead

    Snowfall from this afternoon into late tonight will total 2-4 inches

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    FEATURED NEWS

    Snowstorm and long range update

    January 18, 2019, 8:25:13 PM EST

    Blizzard headed for New Brunswick. Cold to dominate into early next week followed by more eastern storms. More

    Thornhill Weather Map - Nearby Places

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    Thornhill Weather Conditions - Nearby Places