• Today

    May 4

    15°Lo 6°

    A thunderstorm in the area

    Neutral weather for colds
    • Avg
      Temp
      11°
    • Avg
      RealFeel
      10°
    • Hi
      RealFeel
      17°
  • Thu

    May 5

    14°Lo 6°

    Mostly cloudy with a shower

    Neutral weather for colds
    • Avg
      Temp
      10°
    • Avg
      RealFeel
    • Hi
      RealFeel
      15°
    more
  • Fri

    May 6

    19°Lo 7°

    Warmer with partial sunshine

    Beneficial weather for colds
    • Avg
      Temp
      13°
    • Avg
      RealFeel
      13°
    • Hi
      RealFeel
      21°
    more
  • Sat

    May 7

    20°Lo 6°

    A couple of afternoon showers

    Neutral weather for colds
    • Avg
      Temp
      13°
    • Avg
      RealFeel
      11°
    • Hi
      RealFeel
      21°
    more
  • Sun

    May 8

    15°Lo 6°

    Periods of sun with a shower

    Neutral weather for colds
    • Avg
      Temp
      10°
    • Avg
      RealFeel
    • Hi
      RealFeel
      13°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Mostly Cloudy
T-storms
Mostly Cloudy
Temp (°C) 10° 12° 13° 14° 13° 13° 13° 14°
RealFeel® 11° 15° 17° 17° 17° 15° 12° 14°
Humidity 74% 69% 67% 64% 62% 61% 76% 64%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
47%
 
32%
 
10%
 
10%
 
14%
 
47%
 
51%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (km/h) 9 SSE 9 SSE 9 SSE 11 SSE 13 ESE 15 ENE 15 NE 15 NE
UV Index 2 4 5 6 6 4 4 3
Cloud Cover 60% 45% 45% 45% 45% 76% 76% 76%
Dew Point
Middle Grid line 15 C Middle Grid line 10 C Middle Grid line 5 C

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2015
High 15° 17° N/A 22°
Low N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:05 AM with 14:18 of sunlight, then sets at 8:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:57 AM with 12:54 of moolight, then sets at 5:51 PM

St. Catharines Weather Report

Fort McMurray fire: Over 60,000 evacuate Canada town as massive wildfire encroaches area

May 4, 2016; 7:17 AM ET

A massive wildfire is threatening the city of Fort McMurray, Alberta, forcing people out of their homes. more >