• Saturday

    Aug 1

    26°Lo 17°

    Not as warm; a p.m. t-storm

    Beneficial weather for migraines
    • Hi
      RealFeel
      26°
    • UV
      5 - High
    • Cloud
      Cover
      31%
    more
  • Sunday

    Aug 2

    28°Lo 21°

    A t-storm in the afternoon

    Beneficial weather for migraines
    • Hi
      RealFeel
      29°
    • UV
      5 - High
    • Cloud
      Cover
      71%
    more
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St. Catharines Weekend Weather Chat