• Today

    Jul 24

    76°Lo 54°

    Mostly sunny and nice

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      82°
    • UV
      8 - Very High
    • Cloud
      Cover
      11%
    more
  • Fri

    Jul 25

    74°Lo 66°

    A couple of thunderstorms

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      76°
    • UV
      7 - High
    • Cloud
      Cover
      76%
    more
  • Sat

    Jul 26

    84°Lo 63°

    Warmer with a thunderstorm

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      91°
    • UV
      6 - High
    • Cloud
      Cover
      70%
    more
  • Sun

    Jul 27

    79°Lo 57°

    Clouds and sun with a shower

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      79°
    • UV
      6 - High
    • Cloud
      Cover
      70%
    more
  • Mon

    Jul 28

    73°Lo 55°

    Partly sunny

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      73°
    • UV
      7 - High
    • Cloud
      Cover
      29%
Next Previous
Hi 73° RealFeel® 73° Precipitation 7%

Day

N

E

S

W

  • NW 12 mph
  • Gusts: 23 mph

Partly sunny

  • Max UV Index: 7 (High)
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 55° RealFeel® 51° Precipitation 10%

Night

N

E

S

W

  • WNW 6 mph
  • Gusts: 9 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 8%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Jul 28

more Historical Weather Data >
  Today Normal Record 7/28/2013
High 73° 81° N/A 65°
Low 55° 60° N/A 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:42 AM with 14:35 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:27 AM with 13:28 of moolight, then sets at 8:55 PM

Top Story

Crystal Lake Weather Report

Chicago: Cooler, Less Humid to Close Out Week

July 24, 2014; 4:52 AM ET

The second half of the week looks to be noticeably cooler and less humid in the Chicago area. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Mon. Sinus Headache

Mon. UV Index