• Early AM

    Mar 3

    Lo -18°

    Frigid

    Migraine Headache Weather
    • Hi
      RealFeel
      -12°
    • UV
      2 - Low
    • Cloud
      Cover
      5%
    more
  • Today

    Mar 3

    -5°Lo -6°

    Turning cloudy and cold

    Beneficial weather for migraines
    • Hi
      RealFeel
      -8°
    • UV
      3 - Moderate
    • Cloud
      Cover
      44%
    more
  • Wed

    Mar 4

    2°Lo -12°

    Windy with a little snow

    Beneficial weather for migraines
    • Hi
      RealFeel
      -7°
    • UV
      3 - Moderate
    • Cloud
      Cover
      78%
  • Thu

    Mar 5

    -8°Lo -20°

    Sunny and colder

    At Risk weather for migraines
    • Hi
      RealFeel
      -14°
    • UV
      3 - Moderate
    • Cloud
      Cover
      13%
    more
  • Fri

    Mar 6

    -7°Lo -9°

    Mostly sunny and very cold

    Neutral weather for migraines
    • Hi
      RealFeel
      -14°
    • UV
      3 - Moderate
    • Cloud
      Cover
      23%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Flurries
Flurries
Temp (°C) -1°
RealFeel® -8° -8° -8° -8° -8° -7° -9° -9°
Humidity 87% 84% 79% 74% 71% 66% 66% 63%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
0%
 
0%
 
0%
 
4%
 
4%
 
4%
 
4%
 
4%
Snow
 
14%
 
14%
 
18%
 
34%
 
34%
 
40%
 
51%
 
51%
Ice
 
14%
 
14%
 
9%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (km/h) 22 S 24 SSW 26 SW 32 SW 33 WSW 35 WSW 37 WSW 39 WSW
UV Index 0 0 0 0 0 1 1 2
Cloud Cover 99% 99% 99% 94% 87% 76% 76% 76%
Dew Point -3° -3° -3° -3° -4° -4° -5° -5°
Middle Grid line 5 C Middle Grid line 0 C

Temperature History - Mar 4

more Historical Weather Data >
  Today Normal Record 3/4/2014
High -1° 11° (1974) -11°
Low -13° -10° -29° (1950) -18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 11:17 of sunlight, then sets at 5:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:00 PM with 13:09 of moolight, then sets at 6:09 AM

Longueuil Weather Report

Great Lakes Ice Update

March 2, 2015; 3:52 PM ET

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