• Mon

    Aug 10

    74°Lo 57°

    Increasing cloudiness

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

    Aug 11

    78°Lo 64°

    Partly sunny

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

    Aug 12

    76°Lo 64°

    Variable cloudiness

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

    Aug 13

    85°Lo 63°

    A thunderstorm possible

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

    Aug 14

    85°Lo 67°

    Partly sunny and warm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 74° RealFeel® 74° Precipitation 2%

Day

N

E

S

W

  • SSW 10 mph
  • Gusts: 24 mph

Increasing cloudiness

  • Max UV Index: 6 (High)
  • 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 57° RealFeel® 52° Precipitation 65%

Night

N

E

S

W

  • WSW 9 mph
  • Gusts: 21 mph

Cloudy; a passing evening shower followed by a couple of soaking showers late

  • Max UV Index: N/A
  • Thunderstorms: 29%
  • Precipitation: 0.18 in
  • Rain: 0.18 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2.5 hrs
  • Hours of Rain: 2.5 hrs

Temperature History - Aug 10

more Historical Weather Data >
  Today Normal Record 8/10/2014
High 74° 80° N/A 80°
Low 57° 59° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:55 AM with 14:07 of sunlight, then sets at 8:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:19 AM with 14:49 of moolight, then sets at 5:08 PM

Crystal Lake Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

August 1, 2015; 4:38 AM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by Monday. 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.