• Today

    Jul 31

    21°Lo 14°

    A couple of thunderstorms

    Beneficial weather for asthma
    • Hi
      RealFeel
      24°
    • UV
      6 - High
    • Air Qual.
      Good
  • Fri

    Aug 1

    26°Lo 17°

    A thunderstorm in spots

    Beneficial weather for asthma
    • Hi
      RealFeel
      27°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Sat

    Aug 2

    27°Lo 18°

    A p.m. t-storm in spots

    Beneficial weather for asthma
    • Hi
      RealFeel
      30°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Sun

    Aug 3

    27°Lo 17°

    Mostly cloudy with a t-storm

    Beneficial weather for asthma
    • Hi
      RealFeel
      30°
    • UV
      6 - High
    • Cloud
      Cover
      77%
    more
  • Mon

    Aug 4

    25°Lo 17°

    Some sun with a shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      29°
    • UV
      5 - Moderate
    • Cloud
      Cover
      41%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
7pm
8pm 9pm 10pm 11pm Fri
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
T-storms
Mostly Sunny
Mostly Clear
Showers
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°C) 19° 18° 17° 17° 17° 17° 17° 16°
RealFeel® 16° 17° 16° 16° 16° 15° 15° 15°
Humidity 78% 82% 82% 81% 80% 78% 77% 77%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
51%
 
40%
 
37%
 
40%
 
36%
 
32%
 
28%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (km/h) 8 SSW 6 SSW 6 SSW 8 S 6 S 8 S 8 SSW 8 SSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 70% 26% 26% 26% 26% 26% 26% 26%
Dew Point 15° 15° 14° 14° 13° 13° 13° 12°
Middle Grid line 20 C Middle Grid line 15 C

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 21° 26° 33° (1955) 27°
Low 15° 15° (1978) 16°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:37 AM with 14:47 of sunlight, then sets at 8:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:18 AM with 12:00 of moolight, then sets at 10:18 PM

Top Story

LaSalle Weather Report

Smoke From Canada Wildfires to Impact Chicago, NYC

July 31, 2014; 5:02 AM ET

Ongoing wildfires in Ontario and western Canada will impact areas across the Great Lakes to the Northeast through the weekend. more >