• Today

    Sep 17

    68°Lo 46°

    Mostly sunny and nice

    Excellent for driving
    • Precip
      3%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Thu

    Sep 18

    63°Lo 49°

    Mostly sunny and nice

    Excellent for driving
    • Precip
      25%
    • Hours of Precip
      0
    • Rain
      0 in
  • Fri

    Sep 19

    72°Lo 61°

    Times of clouds and sun

    Excellent for driving
    • Precip
      25%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Sat

    Sep 20

    79°Lo 58°

    A couple of p.m. t-storms

    Good for driving
    • Precip
      64%
    • Hours of Precip
      2.5
    • Rain
      0.27 in
    more
  • Sun

    Sep 21

    73°Lo 53°

    A morning shower possible

    Excellent for driving
    • Precip
      30%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
Hi 63° RealFeel® 67° Precipitation 25%

Day

N

E

S

W

  • ENE 6 mph
  • Gusts: 9 mph

Mostly sunny and nice

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 49° RealFeel® 46° Precipitation 1%

Night

N

E

S

W

  • SSE 3 mph
  • Gusts: 7 mph

Clear

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

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 63° 72° N/A 79°
Low 49° 53° N/A 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:35 AM with 12:22 of sunlight, then sets at 6:57 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:23 AM with 14:29 of moolight, then sets at 3:52 PM

Top Story

Grayslake Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 17, 2014; 1:12 AM ET

The cooler, below-average conditions responsible for the fall-like feel will hold through the end of the week over the Chicago area. more >

Travel Weather Forecast

Sep 17, 2014; 5:54 AM ET United States travel weather forecast

Thu. Travel Weather

48 Hour Precipitation Forecast

Thu. Driving Weather