• Tonight

    Feb 9

    Lo 6°

    Frigid; a bit of evening snow

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      -1°
    • Hi
      RealFeel
    • Wind
      Speed
      14 mph
    more
  • Wed

    Feb 10

    15°Lo 4°

    Partly sunny and very cold

    Very Good for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
    • Wind
      Speed
      10 mph
    more
  • Thu

    Feb 11

    21°Lo 9°

    Mostly sunny and very cold

    Very Good for home energy
    • Avg
      RealFeel
      10°
    • Hi
      RealFeel
      18°
    • Wind
      Speed
      6 mph
  • Fri

    Feb 12

    23°Lo -1°

    Very cold with a snow shower

    Very Good for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      14°
    • Wind
      Speed
      9 mph
    more
  • Sat

    Feb 13

    13°Lo -2°

    Mostly sunny and very cold

    Excellent for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
    • Wind
      Speed
      9 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 11° 14° 16° 18° 19° 20° 21° 19°
RealFeel® 12° 15° 17° 18° 18° 17° 16°
Humidity 71% 68% 60% 55% 53% 53% 51% 55%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
0%
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 6 NNW 7 NNW 7 NW 7 NW 7 NW 7 WNW 7 WNW 6 WNW
UV Index 1 2 3 3 3 2 1 0
Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
Dew Point
Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F

Temperature History - Feb 11

more Historical Weather Data >
  Today Normal Record 2/11/2015
High 21° 34° 70° (1999) 35°
Low 19° -14° (1885) 18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:55 AM with 10:26 of sunlight, then sets at 5:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:41 AM with 12:36 of moolight, then sets at 9:17 PM

Algonquin Weather Report

Chicago: Cold air to blast region through weekend

February 9, 2016; 2:25 PM ET

Cold air will grip the Chicago area into the weekend with temperatures up to 15 degrees Fahrenheit below average for this time of year. more >

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index