• Early AM

    Dec 20

    Lo -3°

    Clearing

    Hair Frizz Weather
    • Wind
      Gust
      32 k/h
    • Precip
      1%
    • Hours of Precip
      0
  • Today

    Dec 20

    0°Lo -3°

    Mostly cloudy

    Watch for hair frizz
    • Wind
      Gust
      7 k/h
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Sun

    Dec 21

    2°Lo -2°

    Partly sunny

    Watch for hair frizz
    • Wind
      Gust
      9 k/h
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Mon

    Dec 22

    5°Lo 1°

    Some sun, then clouds

    Watch for hair frizz
    • Wind
      Gust
      20 k/h
    • Precip
      6%
    • Hours of Precip
      1.5
    more
  • Tue

    Dec 23

    8°Lo 4°

    Cloudy with afternoon rain

    Advisory for hair frizz
    • Wind
      Gust
      24 k/h
    • Precip
      74%
    • Hours of Precip
      5.5
    more
Next Previous
Clearing -3° RealFeel® -5°

N

E

S

W

  • Humidity: 72%
  • Cloud Cover: 41%
  • Dew Point: -6° C
  • Rain: 0 mm
  • Snow: 0 CM
  • Visibility: 10 km
9 km/h

St. Catharines Weather Report

Long-Range Forecast Model Update Into Mid-January

December 19, 2014; 9:08 AM ET

Update on the long-range forecast model data. more >