• Today

    Aug 24

    80°Lo 70°

    Heavy rain and a thunderstorm

    Poor for home energy
    • Avg
      RealFeel
      81°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      10 mph
  • Thu

    Aug 25

    78°Lo 57°

    Mostly cloudy with a shower

    Poor for home energy
    • Avg
      RealFeel
      73°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      7 mph
    more
  • Fri

    Aug 26

    77°Lo 59°

    Clouds and sun; less humid

    Poor for home energy
    • Avg
      RealFeel
      70°
    • Hi
      RealFeel
      81°
    • Wind
      Speed
      5 mph
    more
  • Sat

    Aug 27

    79°Lo 67°

    A shower and t-storm around

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      79°
    • Wind
      Speed
      8 mph
    more
  • Sun

    Aug 28

    83°Lo 64°

    Low clouds and humid

    Poor for home energy
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      87°
    • Wind
      Speed
      7 mph
    more
Next Previous
Hi 80° RealFeel® 89° Precipitation 82%

Day

N

E

S

W

  • SSW 10 mph
  • Gusts: 20 mph

Heavy rain and a thunderstorm this morning; a t-storm this afternoon; watch for flash flooding

  • Max UV Index: 2 (Low)
  • Thunderstorms: 60%
  • Precipitation: 1.02 in
  • Rain: 1.02 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 7 hrs
  • Hours of Rain: 7 hrs
Lo 70° RealFeel® 72° Precipitation 69%

Night

N

E

S

W

  • WSW 6 mph
  • Gusts: 9 mph

Mostly cloudy, warm and humid with a shower or thunderstorm around

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.13 in
  • Rain: 0.13 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Temperature History - Aug 24

more Historical Weather Data >
  Today Normal Record 8/24/2015
High 80° 81° N/A 74°
Low 70° 62° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:11 AM with 13:28 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:48 PM with 14:34 of moolight, then sets at 2:22 PM

Crystal Lake Weather Report

Strong thunderstorms to target St. Louis to Chicago into Thursday

August 24, 2016; 8:15 AM ET

Rounds of showers and thunderstorms will bring the potential for flash flooding and localized damaging wind gusts through Thursday. more >

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index