• Tonight

    Sep 17

    Lo 45°

    Clear to partly cloudy

    Outdoor Barbecue Weather
    • Precip
      3%
    • Hi
      RealFeel
      71°
    • Wind
      Gust
      10 mph
  • Thu

    Sep 18

    70°Lo 50°

    Mostly sunny and pleasant

    Excellent for an outdoor bbq
    • Precip
      25%
    • Hi
      RealFeel
      71°
    • Wind
      Gust
      10 mph
    more
  • Fri

    Sep 19

    74°Lo 60°

    Times of clouds and sun

    Very Good for an outdoor bbq
    • Precip
      5%
    • Hi
      RealFeel
      73°
    • Wind
      Gust
      19 mph
    more
  • Sat

    Sep 20

    79°Lo 59°

    A couple of p.m. t-storms

    Very Good for an outdoor bbq
    • Precip
      63%
    • Hi
      RealFeel
      78°
    • Wind
      Gust
      21 mph
    more
  • Sun

    Sep 21

    73°Lo 51°

    Clouds giving way to some sun

    Very Good for an outdoor bbq
    • Precip
      25%
    • Hi
      RealFeel
      72°
    • Wind
      Gust
      17 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
8am
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Cloudy
Partly Cloudy
Partly Sunny
Mostly Sunny
Temp (°F) 47° 53° 60° 65° 66° 67° 68° 70°
RealFeel® 48° 56° 65° 71° 70° 71° 71° 71°
Humidity 86% 74% 63% 56% 51% 47% 45% 45%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
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Snow
 
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Ice
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 3 WSW 2 W 2 WNW 3 SW 4 WSW 5 SSW 6 W 6 W
UV Index 0 1 3 4 4 4 4 4
Cloud Cover 28% 18% 14% 24% 54% 54% 38% 24%
Dew Point 43° 45° 47° 49° 47° 46° 46° 47°
Middle Grid line 75 F 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 Middle Grid line 45 F

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 70° 72° N/A 70°
Low 45° 48° N/A 35°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:35 AM with 12:25 of sunlight, then sets at 7:00 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:30 AM with 14:43 of moolight, then sets at 3:13 PM

Top Story

Mchenry Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 17, 2014; 1:12 AM ET

The cooler, below-average conditions responsible for the fall-like feel will hold through the end of the week over the Chicago area. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.

Wed. Outdoor Entertaining

Wed. Wind Maps

Wed. UV Index