• Tonight

    Mar 4

    Lo 0°

    Mostly clear and frigid

    Snow Days Weather
    • Snow
      3%
    • Ice
      0%
    • Snow
      0 in
  • Thu

    Mar 5

    13°Lo 1°

    Sunny, but very cold

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

    Mar 6

    26°Lo 22°

    Partly sunny and breezy

    Very Unlikely for a snow day
    • Snow
      15%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Mar 7

    38°Lo 23°

    Variable clouds; not as cold

    Very Unlikely for a snow day
    • Snow
      7%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Mar 8

    37°Lo 25°

    Sun and clouds

    Very Unlikely for a snow day
    • Snow
      9%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Frigid 5° Lo 0° RealFeel® -11° / -16°

N

E

S

W

  • Precipitation: 0%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 68%
  • Cloud Cover: 18%
  • Dew Point: -6° F
  • Visibility: 10 mi
12 mph

Temperature History - Mar 4

more Historical Weather Data >
  Today Normal Record 3/4/2014
High 20° 40° N/A 24°
Low 24° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 11:23 of sunlight, then sets at 5:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:03 PM with 13:03 of moolight, then sets at 6:06 AM

Lake Forest Weather Report

Chicago: Bitter Cold to Depart by the Weekend

March 4, 2015; 2:53 PM ET

While frigid conditions will encompass the Chicago area over the next couple of days, the weekend will offer a break from the bitter cold. 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

Wed. Snow Day Potential