• Tonight

    Jul 31

    Lo 63°

    Mainly clear

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Aug 1

    83°Lo 67°

    Mostly sunny and pleasant

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sun

    Aug 2

    86°Lo 66°

    A strong thunderstorm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Aug 3

    82°Lo 63°

    Periods of sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Tue

    Aug 4

    81°Lo 64°

    Partly sunny and pleasant

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Sunny 81° Lo 69° RealFeel® 85° / 68°

N

E

S

W

  • Precipitation: 8%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 56%
  • Cloud Cover: 0%
  • Dew Point: 59° F
  • Visibility: 10 mi
9 mph

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 83° 81° N/A 84°
Low 67° 64° N/A 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:44 AM with 14:27 of sunlight, then sets at 8:11 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:53 PM with 11:31 of moolight, then sets at 8:24 AM

Lake Forest Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 31, 2015; 8:58 PM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by Monday. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Sat. Snow Day Potential