• Today

    May 3

    67°Lo 45°

    Partly sunny and warmer

    Excellent for running
    • Precip
      40%
    • Hours of Precip
      3.5
    • Wind
      Gust
      15 mph
    more
  • Wed

    May 4

    52°Lo 38°

    Becoming windier and cooler

    Fair for running
    • Precip
      43%
    • Hours of Precip
      1
    • Wind
      Gust
      38 mph
    more
  • Thu

    May 5

    60°Lo 41°

    Partly sunny and warmer

    Excellent for running
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
    more
  • Fri

    May 6

    78°Lo 57°

    Sunshine, pleasant and warmer

    Excellent for running
    • Precip
      6%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
  • Sat

    May 7

    69°Lo 40°

    A shower and t-storm around

    Very Good for running
    • Precip
      73%
    • Hours of Precip
      6
    • Wind
      Gust
      20 mph
Next Previous
Hi 69° RealFeel® 71° Precipitation 73%

Day

N

E

S

W

  • N 13 mph
  • Gusts: 20 mph

Not as warm with sunshine and some clouds; a couple of showers and a thunderstorm in the afternoon

  • Max UV Index: 6 (High)
  • Thunderstorms: 40%
  • Precipitation: 0.21 in
  • Rain: 0.21 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs
Lo 40° RealFeel® 32° Precipitation 67%

Night

N

E

S

W

  • SE 10 mph
  • Gusts: 17 mph

Periods of rain and a thunderstorm in the evening; considerable cloudiness and cooler

  • Max UV Index: N/A
  • Thunderstorms: 30%
  • Precipitation: 0.44 in
  • Rain: 0.44 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs

Temperature History - May 7

more Historical Weather Data >
  Today Normal Record 5/7/2015
High 69° 64° N/A 83°
Low 40° 44° N/A 44°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:39 AM with 14:20 of sunlight, then sets at 7:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:37 AM with 14:32 of moolight, then sets at 9:09 PM

Round Lake Weather Report

Chicago: Temperature roller coaster in store for this week

May 3, 2016; 4:03 AM ET

The start of May will bring a fluctuation in temperatures throughout the week in Chicago. more >

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.