• Tonight

    May 27

    Lo 61°

    Mostly clear

    Hair Frizz Weather
    • Wind
      Gust
      25 mph
    • Precip
      55%
    • Hours of Precip
      1
  • Thu

    May 28

    83°Lo 65°

    Warmer with plenty of sun

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Fri

    May 29

    83°Lo 57°

    Thundershower

    Watch for hair frizz
    • Wind
      Gust
      32 mph
    • Precip
      55%
    • Hours of Precip
      3.5
    more
  • Sat

    May 30

    60°Lo 47°

    Some rain and a thunderstorm

    Watch for hair frizz
    • Wind
      Gust
      33 mph
    • Precip
      55%
    • Hours of Precip
      2
    more
  • Sun

    May 31

    62°Lo 50°

    Partly sunny and breezy

    Watch for hair frizz
    • Wind
      Gust
      29 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Mostly Cloudy
Cloudy
Mostly Cloudy
Cloudy
T-storms
Cloudy
Cloudy
Cloudy
Temp (°F) 66° 68° 70° 73° 74° 71° 72° 73°
RealFeel® 64° 65° 70° 71° 72° 71° 72° 73°
Humidity 75% 69% 63% 58% 54% 62% 60% 59%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
14%
 
14%
 
18%
 
47%
 
51%
 
47%
 
34%
 
34%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 12 SW 14 SW 15 WSW 16 W 15 W 15 W 15 WNW 13 WNW
UV Index 1 1 3 2 4 4 3 3
Cloud Cover 76% 97% 85% 95% 91% 91% 95% 93%
Dew Point 58° 57° 57° 57° 56° 57° 58° 58°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2014
High 75° 74° 97° (2012) 85°
Low 61° 55° 35° (1961) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:21 AM with 14:55 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:28 PM with 12:10 of moolight, then sets at 2:38 AM

Chicago Weather Report

Chicago: Temperatures to Take Dramatic Swing at Late Week

May 27, 2015; 2:24 PM ET

Following the chance for early-week storms, temperatures in the Chicago area will be on a roller coaster leading into the weekend. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Wed. Hair Frizz

Wed. Wind Maps

Wed. UV Index