• Today

    Apr 16

    52°Lo 39°

    Partly sunny; breezy, warmer

    Unlikely for hair frizz
    • Wind
      Gust
      24 mph
    • Precip
      22%
    • Hours of Precip
      0
    more
  • Thu

    Apr 17

    54°Lo 32°

    A shower in the afternoon

    Unlikely for hair frizz
    • Wind
      Gust
      21 mph
    • Precip
      55%
    • Hours of Precip
      4.5
    more
  • Fri

    Apr 18

    46°Lo 30°

    Mainly cloudy with a shower

    Watch for hair frizz
    • Wind
      Gust
      11 mph
    • Precip
      55%
    • Hours of Precip
      1
  • Sat

    Apr 19

    50°Lo 34°

    Chilly with variable clouds

    Unlikely for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      6%
    • Hours of Precip
      1.5
    more
  • Sun

    Apr 20

    59°Lo 46°

    Mostly cloudy with a shower

    Watch for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      55%
    • Hours of Precip
      4.5
    more
Next Previous
Hi 46° RealFeel® 48° Precipitation 55%

Day

N

E

S

W

  • NNE 7 mph
  • Gusts: 11 mph

Mostly cloudy with a passing shower

  • Max UV Index: 6 (High)
  • Thunderstorms: 20%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 30° RealFeel® 25° Precipitation 10%

Night

N

E

S

W

  • NE 6 mph
  • Gusts: 10 mph

Partly cloudy and cold

  • Max UV Index: N/A
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 46° 57° N/A 63°
Low 30° 39° N/A 39°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:07 AM with 13:30 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:25 PM with 9:56 of moolight, then sets at 9:21 AM

Top Story

Round Lake Weather Report

Chicago: Chilly Weather to Return for the Weekend

April 16, 2014; 4:33 AM ET

While the city will warm up at midweek, by the weekend chilly weather will return and persist until next week. 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.

Fri. Hair Frizz

Fri. Wind Maps

Fri. UV Index