• Friday

    Aug 1

    22°Lo 8°

    Times of clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      26°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Saturday

    Aug 2

    24°Lo 11°

    Pleasant with clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      26°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Sunday

    Aug 3

    25°Lo 11°

    Mostly cloudy with a t-storm

    Neutral weather for asthma
    • Hi
      RealFeel
      27°
    • UV
      5 - Moderate
    • Cloud
      Cover
      76%
    more
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Thunder Bay Weather Report

Smoke From Canada Wildfires to Impact Chicago, NYC

July 30, 2014; 5:32 PM ET

Ongoing wildfires in Ontario and western Canada will impact areas across the Great Lakes to the Northeast through the weekend. more >

Thunder Bay Weekend Weather Chat