• Tonight

    Mar 3

    Lo -7°

    A little snow at times

    Sinus Headache Weather
    • Hi
      RealFeel
      -9°
    • UV
      3 - Moderate
    • Cloud
      Cover
      74%
  • Wed

    Mar 4

    1°Lo -17°

    Breezy with a little snow

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      -6°
    • UV
      3 - Moderate
    • Cloud
      Cover
      95%
    more
  • Thu

    Mar 5

    -9°Lo -20°

    Mostly sunny and colder

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      -13°
    • UV
      3 - Moderate
    • Cloud
      Cover
      19%
    more
  • Fri

    Mar 6

    -6°Lo -11°

    A little afternoon snow

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      -12°
    • UV
      3 - Moderate
    • Cloud
      Cover
      40%
    more
  • Sat

    Mar 7

    -1°Lo -12°

    Snow of varying intensity

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      -9°
    • UV
      1 - Low
    • Cloud
      Cover
      89%
    more
Next Previous
Next 8 hours >
  Tue
7am
  7am
Forecast
Partly Sunny
Temp (°C) -17°
RealFeel® -15°
Humidity 85%
   
  7am
Rain
 
0%
Snow
 
0%
Ice
 
0%
   
  7am
Wind (km/h) 4 S
UV Index 0
Cloud Cover 38%
Dew Point -19°
Middle Grid line -10 C Middle Grid line -15 C

Temperature History - Mar 3

more Historical Weather Data >
  Today Normal Record 3/3/2014
High -5° -1° 10° (2008) -14°
Low -7° -10° -31° (1950) -21°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 11:15 of sunlight, then sets at 5:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:11 PM with 13:40 of moolight, then sets at 5:51 AM

Nepean Weather Report

Eastern Storm Update and Great Lakes Ice

March 3, 2015; 9:52 AM ET

Impressive ice cover on the Great Lakes and a look at the latest storm. more >