• Today

    Dec 21

    37°Lo 29°

    Mainly cloudy

    Poor at the beach or pool
    • UV
      0 - Low
    • Cloud
      Cover
      96%
    • Precip
      47%
    more
  • Mon

    Dec 22

    38°Lo 37°

    Cloudy and breezy; p.m. rain

    Poor at the beach or pool
    • UV
      1 - Low
    • Cloud
      Cover
      95%
    • Precip
      77%
    more
  • Tue

    Dec 23

    43°Lo 31°

    Cloudy with a shower

    Poor at the beach or pool
    • UV
      1 - Low
    • Cloud
      Cover
      95%
    • Precip
      56%
  • Wed

    Dec 24

    36°Lo 27°

    Colder with snow showers

    Poor at the beach or pool
    • UV
      1 - Low
    • Cloud
      Cover
      91%
    • Precip
      60%
    more
  • Thu

    Dec 25

    39°Lo 30°

    Sunshine and breezy

    Poor at the beach or pool
    • UV
      1 - Low
    • Cloud
      Cover
      25%
    • Precip
      8%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Showers
Cloudy
Showers
Cloudy
Cloudy
Cloudy
Temp (°F) 40° 40° 41° 41° 41° 43° 41° 40°
RealFeel® 33° 34° 34° 35° 35° 38° 37° 36°
Humidity 89% 90% 91% 92% 89% 82% 86% 88%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
37%
 
47%
 
51%
 
43%
 
51%
 
47%
 
40%
 
34%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 9 S 8 S 8 SSW 8 SSW 8 SSW 8 SSW 7 SSW 7 SW
UV Index 0 0 0 1 1 0 0 0
Cloud Cover 95% 95% 95% 95% 95% 95% 95% 95%
Dew Point 37° 38° 38° 38° 38° 38° 37° 37°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Dec 23

more Historical Weather Data >
  Today Normal Record 12/23/2013
High 43° 30° 58° (1979) 23°
Low 31° 15° -14° (1983)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:20 AM with 9:08 of sunlight, then sets at 4:28 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:23 AM with 10:22 of moolight, then sets at 6:45 PM

DeKalb Weather Report

Chicago: Chance for a White Christmas as Pattern Turns Unsettled

December 21, 2014; 12:18 PM ET

There's a chance for a white Christmas around Chicagoland as next week turns unsettled. more >

What's that Warning? Warnings at the Beach

Jul 25, 2012; 5:00 AM ET If you're headed to the beach, keep an eye out for any of these watches and warnings issued by the NWS.

Tue. Beach & Pool

Tue. UV Index

Tue. Wind Maps