• Tonight

    Jul 28

    Lo 55°

    Cool with patchy clouds

    Asthma Weather
    • Hi
      RealFeel
      70°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Tue

    Jul 29

    79°Lo 57°

    Clouds and sun with a shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      81°
    • UV
      7 - High
    • Air Qual.
      Good
  • Wed

    Jul 30

    77°Lo 57°

    Clouds and sun with a shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      82°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Thu

    Jul 31

    81°Lo 58°

    Thunderstorm

    Neutral weather for asthma
    • Hi
      RealFeel
      83°
    • UV
      7 - High
    • Cloud
      Cover
      35%
    more
  • Fri

    Aug 1

    80°Lo 58°

    Thundershower

    Beneficial weather for asthma
    • Hi
      RealFeel
      84°
    • UV
      7 - High
    • Cloud
      Cover
      52%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 56° 55° 55° 55° 57° 58° 62° 66°
RealFeel® 53° 52° 51° 51° 53° 55° 60° 65°
Humidity 85% 87% 88% 90% 90% 88% 79% 71%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
7%
 
7%
 
7%
 
7%
 
7%
 
10%
 
16%
 
16%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 5 W 6 W 6 W 6 W 6 W 6 W 7 W 7 WNW
UV Index 0 0 0 0 0 0 1 3
Cloud Cover 26% 26% 26% 26% 26% 26% 46% 46%
Dew Point 52° 52° 52° 52° 54° 54° 56° 56°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Jul 29

more Historical Weather Data >
  Today Normal Record 7/29/2013
High 79° 81° N/A 72°
Low 57° 60° N/A 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:43 AM with 14:33 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:24 AM with 13:00 of moolight, then sets at 9:24 PM

Top Story

Crystal Lake Weather Report

Chicago: Cooler and Pleasant for New Week

July 28, 2014; 9:28 PM ET

Cooler-than-normal temperatures are in store for Chicago this week. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Tue. Air Quality

Tue. Asthma Risk

Tue. UV Index