• Today

    Jul 30

    75°Lo 60°

    An afternoon shower or two

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

    Jul 31

    83°Lo 62°

    A p.m. t-storm in spots

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

    Aug 1

    81°Lo 61°

    Clouds and sun with a t-storm

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

    Aug 2

    80°Lo 59°

    Periods of sun with a t-storm

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

    Aug 3

    82°Lo 61°

    Partly sunny and beautiful

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 83° RealFeel® 85° Precipitation 46%

Day

N

E

S

W

  • W 7 mph
  • Gusts: 12 mph

Times of clouds and sun with a thunderstorm in spots in the afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 60%
  • Precipitation: 0.15 in
  • Rain: 0.15 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 62° RealFeel® 61° Precipitation 40%

Night

N

E

S

W

  • SW 3 mph
  • Gusts: 7 mph

Mainly clear with a shower or thunderstorm in the area

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.08 in
  • Rain: 0.08 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 83° 83° 99° (2006) 75°
Low 62° 64° 51° (1984) 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:44 AM with 14:28 of sunlight, then sets at 8:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:17 AM with 12:01 of moolight, then sets at 10:18 PM

Top Story

Arlington Heights Weather Report

Late-Week Thunderstorms in Store for Chicago

July 30, 2014; 6:08 AM ET

Thunderstorms will move into the Chicago area later this week, and the threat for storms will remain into the weekend. 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

Thu. Snow Day Potential