• Wed

    Aug 12

    70°Lo 57°

    Mostly sunny

    Very Good for an outdoor bbq
    • Precip
      1%
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      8 mph
    more
  • Thu

    Aug 13

    71°Lo 58°

    Cloudy

    Excellent for an outdoor bbq
    • Precip
      1%
    • Hi
      RealFeel
      74°
    • Wind
      Speed
      6 mph
    more
  • Fri

    Aug 14

    75°Lo 61°

    Partly sunny

    Excellent for an outdoor bbq
    • Precip
      2%
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      7 mph
    more
  • Sat

    Aug 15

    84°Lo 61°

    Warm with partial sunshine

    Excellent for an outdoor bbq
    • Precip
      3%
    • Hi
      RealFeel
      88°
    • Wind
      Speed
      6 mph
    more
  • Sun

    Aug 16

    81°Lo 65°

    A thunderstorm possible

    Very Good for an outdoor bbq
    • Precip
      30%
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      7 mph
Next Previous
Hi 81° RealFeel® 85° Precipitation 30%

Day

N

E

S

W

  • SW 7 mph
  • Gusts: 21 mph

Partial sunshine with a shower or thunderstorm possible

  • Max UV Index: 7 (High)
  • Thunderstorms: 35%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 65° RealFeel® 63° Precipitation 55%

Night

N

E

S

W

  • SW 7 mph
  • Gusts: 18 mph

An evening shower; otherwise, mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 35%
  • Precipitation: 0.03 in
  • Rain: 0.03 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Aug 16

more Historical Weather Data >
  Today Normal Record 8/16/2014
High 81° 80° N/A 81°
Low 65° 59° N/A 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:01 AM with 13:52 of sunlight, then sets at 7:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:59 AM with 12:48 of moolight, then sets at 8:47 PM

Crystal Lake Weather Report

Severe Weather to Invade Midwest on Sunday

August 2, 2015; 9:00 PM ET

A disturbance will swing across the Midwest and fire a round of severe thunderstorms to end the weekend. 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.