• Today

    Dec 19

    -5°Lo -15°

    Decreasing clouds

    At Risk weather for colds
    • Avg
      Temp
      -10°
    • Avg
      RealFeel
      -12°
    • Hi
      RealFeel
      -8°
    more
  • Sat

    Dec 20

    -7°Lo -13°

    Partly sunny

    Neutral weather for colds
    • Avg
      Temp
      -10°
    • Avg
      RealFeel
      -9°
    • Hi
      RealFeel
      -6°
    more
  • Sun

    Dec 21

    -5°Lo -13°

    Clouds and sunshine

    Neutral weather for colds
    • Avg
      Temp
      -9°
    • Avg
      RealFeel
      -9°
    • Hi
      RealFeel
      -3°
  • Mon

    Dec 22

    -5°Lo -8°

    Some sun, then clouds

    Neutral weather for colds
    • Avg
      Temp
      -6°
    • Avg
      RealFeel
      -11°
    • Hi
      RealFeel
      -9°
    more
  • Tue

    Dec 23

    2°Lo 0°

    A wintry mix possible

    At Risk weather for colds
    • Avg
      Temp
    • Avg
      RealFeel
      -6°
    • Hi
      RealFeel
      -4°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Mostly Sunny
Temp (°C) -11° -9° -8° -7° -5° -6° -7° -7°
RealFeel® -10° -8° -6° -5° -3° -5° -6° -7°
Humidity 99% 94% 90% 86% 82% 86% 86% 87%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
4%
 
4%
 
4%
 
2%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (km/h) 4 E 4 E 4 ESE 4 ESE 4 SE 4 ESE 4 ESE 4 ESE
UV Index 0 1 1 1 1 1 0 0
Cloud Cover 79% 90% 85% 79% 74% 55% 36% 17%
Dew Point -11° -10° -10° -9° -8° -8° -9° -9°
Middle Grid line 0 C Middle Grid line -5 C Middle Grid line -10 C

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High -5° -4° (1949) -6°
Low -13° -12° -30° (1942) -8°

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 6:50 AM with 9:40 of moolight, then sets at 4:30 PM

Rockcliffe Park 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 >