• Tonight

    Dec 20

    Lo -7°

    Thickening clouds

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      -6°
    • Hi
      RealFeel
    • Wind
      Speed
      11 k/h
  • Sun

    Dec 21

    3°Lo -7°

    Cloudy

    Very Good for home energy
    • Avg
      RealFeel
      -7°
    • Hi
      RealFeel
      -1°
    • Wind
      Speed
      15 k/h
    more
  • Mon

    Dec 22

    1°Lo -9°

    Times of clouds and sun

    Very Good for home energy
    • Avg
      RealFeel
      -10°
    • Hi
      RealFeel
      -5°
    • Wind
      Speed
      20 k/h
    more
  • Tue

    Dec 23

    0°Lo -9°

    Cloudy

    Very Good for home energy
    • Avg
      RealFeel
      -9°
    • Hi
      RealFeel
      -3°
    • Wind
      Speed
      19 k/h
    more
  • Wed

    Dec 24

    -1°Lo -11°

    Mostly cloudy, a bit of snow

    Very Good for home energy
    • Avg
      RealFeel
      -11°
    • Hi
      RealFeel
      -4°
    • Wind
      Speed
      13 k/h
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
11pm
Sun
12am
1am 2am 3am 4am 5am 6am
  11pm 12am 1am 2am 3am 4am 5am 6am
Forecast
Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°C) -6° -7° -7° -7° -6° -6° -5° -5°
RealFeel® -10° -11° -12° -12° -12° -11° -11° -10°
Humidity 83% 89% 92% 92% 92% 92% 92% 92%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (km/h) 13 S 13 S 13 SSW 13 SSW 13 WSW 15 W 15 W 13 W
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 66% 78% 91% 100% 100% 100% 99% 96%
Dew Point -8° -8° -8° -8° -8° -7° -7° -6°
Middle Grid line 0 C Middle Grid line -5 C

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High -2° 14° (1954) -6°
Low -7° -14° -35° (1921) -18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 8:39 AM with 7:50 of sunlight, then sets at 4:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:49 AM with 9:04 of moolight, then sets at 3:53 PM

Carstairs Weather Report

Weekend Update on White Christmas Potential in Canada

December 20, 2014; 3:49 PM ET

Update on White Christmas probabilities for Canada more >