• Tonight

    Oct 20

    Lo 41°

    Clouds breaking

    Bicycling Weather
    • Precip
      5%
    • Hours of Precip
      0
    • Wind
      Gust
      22 mph
    more
  • Tue

    Oct 21

    52°Lo 37°

    Cool with periods of sun

    Good for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      17 mph
    more
  • Wed

    Oct 22

    55°Lo 37°

    Plenty of sun

    Very Good for biking
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
  • Thu

    Oct 23

    58°Lo 45°

    More clouds than sun

    Very Good for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
  • Fri

    Oct 24

    63°Lo 48°

    Partial sunshine

    Excellent for biking
    • Precip
      6%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
Next Previous
Hi 55° RealFeel® 57° Precipitation 0%

Day

N

E

S

W

  • ESE 5 mph
  • Gusts: 8 mph

Plenty of sun

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 37° RealFeel® 34° Precipitation 5%

Night

N

E

S

W

  • S 5 mph
  • Gusts: 7 mph

Clear to partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Oct 22

more Historical Weather Data >
  Today Normal Record 10/22/2013
High 55° 59° N/A 43°
Low 37° 40° N/A 28°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:12 AM with 10:47 of sunlight, then sets at 5:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:52 AM with 11:34 of moolight, then sets at 5:26 PM

Lake Forest Weather Report

Cool Weather Ahead for Chicago

October 20, 2014; 9:18 AM ET

Seasonable temperatures will be the rule this week across Chicagoland. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.