• Today

    Oct 21

    55°Lo 35°

    Breezy with clouds and sun

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

    Oct 22

    57°Lo 35°

    Plenty of sunshine

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

    Oct 23

    57°Lo 46°

    An afternoon shower in spots

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

    Oct 24

    64°Lo 45°

    Mostly sunny and warmer

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

    Oct 25

    69°Lo 48°

    Warm with clouds and sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 55° RealFeel® 49° Precipitation 1%

Day

N

E

S

W

  • NNE 14 mph
  • Gusts: 23 mph

Breezy with times of clouds and sun

  • Max UV Index: 3 (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 35° RealFeel® 35° Precipitation 1%

Night

N

E

S

W

  • ENE 4 mph
  • Gusts: 10 mph

Partly cloudy and chilly; there can be frost in the normally colder spots late

  • 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 - Oct 21

more Historical Weather Data >
  Today Normal Record 10/21/2013
High 55° 60° N/A 55°
Low 35° 41° N/A 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:12 AM with 10:50 of sunlight, then sets at 6:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:54 AM with 12:03 of moolight, then sets at 4:57 PM

Carpentersville Weather Report

Cool Weather Ahead for Chicago

October 21, 2014; 6:01 AM ET

Seasonable temperatures will be the rule this week across Chicagoland. 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

Tue. Snow Day Potential