• Tonight

    Apr 30

    Lo 42°

    An evening shower or two

    Migraine Headache Weather
    • Hi
      RealFeel
      43°
    • UV
      4 - Moderate
    • Cloud
      Cover
      98%
    more
  • Sun

    May 1

    53°Lo 40°

    Rather cloudy, a little rain

    Beneficial weather for migraines
    • Hi
      RealFeel
      47°
    • UV
      2 - Low
    • Cloud
      Cover
      94%
  • Mon

    May 2

    60°Lo 41°

    Partly sunny and warmer

    Beneficial weather for migraines
    • Hi
      RealFeel
      66°
    • UV
      5 - High
    • Cloud
      Cover
      26%
    more
  • Tue

    May 3

    70°Lo 46°

    Partly sunny and breezy

    Beneficial weather for migraines
    • Hi
      RealFeel
      72°
    • UV
      5 - High
    • Cloud
      Cover
      35%
    more
  • Wed

    May 4

    56°Lo 39°

    Cooler with a shower or two

    Neutral weather for migraines
    • Hi
      RealFeel
      53°
    • UV
      4 - Moderate
    • Cloud
      Cover
      78%
    more
Next Previous
A little rain 51° Lo 45° RealFeel® 45° / 38°

N

E

S

W

  • Precipitation: 55%
  • Rain: 0.03 in
  • Snow: 0 in
  • Humidity: 86%
  • Cloud Cover: 94%
  • Dew Point: 45° F
  • Visibility: 9 mi
14 mph

Temperature History - May 1

more Historical Weather Data >
  Today Normal Record 5/1/2015
High 53° 62° N/A 69°
Low 40° 40° N/A 29°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:05 of sunlight, then sets at 7:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:45 AM with 11:09 of moolight, then sets at 1:54 PM

Crystal Lake Weather Report

Chicago: Warmup to follow cool, damp weekend

April 30, 2016; 7:26 PM ET

Following a cool and rainy weekend, warmer conditions will arrive in the Chicago area early next week. more >

Sun. Migraine Headache

Sun. UV Index