• Tonight

    Dec 20

    Lo -13°

    Areas of freezing fog late

    Hair Frizz Weather
    • Wind
      Gust
      11 k/h
    • Precip
      1%
    • Hours of Precip
      0
  • Sun

    Dec 21

    -6°Lo -13°

    Fog, then some sun

    Advisory for hair frizz
    • Wind
      Gust
      7 k/h
    • Precip
      20%
    • Hours of Precip
      0
    more
  • Mon

    Dec 22

    -4°Lo -7°

    Some sun, then clouds

    Advisory for hair frizz
    • Wind
      Gust
      20 k/h
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Tue

    Dec 23

    -1°Lo -2°

    A bit of ice in the afternoon

    Advisory for hair frizz
    • Wind
      Gust
      26 k/h
    • Precip
      55%
    • Hours of Precip
      4
    more
  • Wed

    Dec 24

    5°Lo 2°

    Rain becoming steadier

    Warning for hair frizz
    • Wind
      Gust
      65 k/h
    • Precip
      81%
    • Hours of Precip
      13.5
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Sunny
Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°C) -13° -13° -12° -10° -9° -8° -7° -7°
RealFeel® -14° -12° -10° -8° -6° -5° -6° -7°
Humidity 99% 100% 100% 97% 87% 79% 77% 75%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
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%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (km/h) 6 NW 6 NW 4 N 4 NW 4 NE 4 N 4 NE 6 ESE
UV Index 0 0 1 1 1 1 1 0
Cloud Cover 2% 4% 2% 1% 22% 26% 22% 25%
Dew Point -14° -13° -12° -11° -11° -11° -11° -11°
Middle Grid line 0 C Middle Grid line -5 C Middle Grid line -10 C

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High -7° -3° 13° (1957) -2°
Low -13° -12° -34° (1942) -7°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:39 AM with 8:43 of sunlight, then sets at 4:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:48 AM with 9:48 of moolight, then sets at 3:36 PM

Nepean 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 >