• Today

    Jul 31

    26°Lo 17°

    A thunderstorm in spots

    Watch for hair frizz
    • Wind
      Gust
      43 k/h
    • Precip
      40%
    • Hours of Precip
      1
    more
  • Sat

    Aug 1

    25°Lo 16°

    Partly sunny with a t-storm

    Advisory for hair frizz
    • Wind
      Gust
      26 k/h
    • Precip
      58%
    • Hours of Precip
      2
  • Sun

    Aug 2

    25°Lo 18°

    Partly sunny with a t-storm

    Watch for hair frizz
    • Wind
      Gust
      32 k/h
    • Precip
      55%
    • Hours of Precip
      3.5
    more
  • Mon

    Aug 3

    25°Lo 17°

    Rain and a thunderstorm

    Warning for hair frizz
    • Wind
      Gust
      28 k/h
    • Precip
      69%
    • Hours of Precip
      7
    more
  • Tue

    Aug 4

    24°Lo 14°

    Variable clouds, a t-storm

    Advisory for hair frizz
    • Wind
      Gust
      33 k/h
    • Precip
      55%
    • Hours of Precip
      1
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Sunny
Sunny
Partly Cloudy
Temp (°C) 19° 19° 17° 18° 18° 19° 20° 21°
RealFeel® 17° 17° 15° 17° 17° 18° 20° 21°
Humidity 79% 81% 93% 84% 86% 81% 76% 72%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
0%
 
0%
 
0%
 
0%
 
2%
 
20%
 
20%
 
25%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (km/h) 15 SW 13 SW 13 SW 15 SW 17 SW 20 SW 20 SW 20 SW
UV Index 0 0 0 0 0 1 3 3
Cloud Cover 26% 26% 26% 26% 26% 1% 0% 70%
Dew Point 15° 15° 15° 16° 16° 16° 16° 16°
Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 25° 26° 38° (1975) 26°
Low 16° 15° (1953) 15°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:38 AM with 14:45 of sunlight, then sets at 8:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:59 PM with 11:22 of moolight, then sets at 8:21 AM

Saint-Laurent Weather Report

Weekly Clues through the End of August

July 30, 2015; 9:54 PM ET

Some forecast model clues through the end of August and an update on global sea surface temperatures. more >