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  • Wed

    Apr 15

    Turning out cloudy 10°Lo 2°
    more
  • Thu

    Apr 16

    Occasional rain 10°Lo 1°
    more
  • Fri

    Apr 17

    An afternoon shower 10°Lo 2°
    more
  • Sat

    Apr 18

    Sunny and warmer 16°Lo 6°
    more
  • Sun

    Apr 19

    Sunny 17°Lo 1°
Hi 17° RealFeel® 17° Precipitation 10%

Day

N

E

S

W

  • SSW 20 km/h
  • Gusts: 41 km/h

Sunny

  • Max UV Index: 6 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 mm
  • Rain: 0 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 1° RealFeel® -7° Precipitation 67%

Night

N

E

S

W

  • NW 20 km/h
  • Gusts: 30 km/h

Cloudy; an evening rain or snow shower in spots followed by periods of snow and rain late

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 5 mm
  • Rain: 3 mm
  • Snow: 0.5 CM
  • Ice: 0 mm
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 3.5 hrs

Temperature History - Apr 19

more Historical Weather Data >
  Today Normal Record 4/19/2014
High 17° 14° N/A
Low N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:30 AM with 13:33 of sunlight, then sets at 8:03 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:30 AM with 13:38 of moolight, then sets at 8:08 PM

St. Catharines Weather Report

Weekly Long Range Forecast Model Update

March 27, 2015; 12:43 AM ET

My latest interpretation of the weekly ECMWF long range forecast model..... more >