• Today

    Sep 16

    64°Lo 44°

    Mostly sunny

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

    Sep 17

    66°Lo 47°

    Mostly sunny and pleasant

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

    Sep 18

    66°Lo 52°

    Mostly sunny and pleasant

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

    Sep 19

    72°Lo 60°

    Periods of sunshine

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

    Sep 20

    78°Lo 63°

    A couple of p.m. t-storms

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
Next Previous
Hi 78° RealFeel® 76° Precipitation 60%

Day

N

E

S

W

  • SW 12 mph
  • Gusts: 24 mph

Mostly cloudy and breezy; a couple of showers and a thunderstorm around late in the afternoon

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 40%
  • Precipitation: 0.1 in
  • Rain: 0.1 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 63° RealFeel® 59° Precipitation 75%

Night

N

E

S

W

  • WNW 7 mph
  • Gusts: 12 mph

Mild with rain

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0.32 in
  • Rain: 0.32 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 5.5 hrs
  • Hours of Rain: 5.5 hrs

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 78° 71° N/A 74°
Low 63° 52° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 12:17 of sunlight, then sets at 6:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:13 AM with 13:45 of moolight, then sets at 4:58 PM

Top Story

Lake Forest Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 16, 2014; 6:45 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 >

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.

Sat. Snow Day Potential