• Today

    Sep 20

    79°Lo 57°

    Heavy thunderstorms

    Beneficial weather for migraines
    • Hi
      RealFeel
      78°
    • UV
      3 - Moderate
    • Cloud
      Cover
      75%
  • Sun

    Sep 21

    65°Lo 44°

    Cooler; a shower in the a.m.

    Neutral weather for migraines
    • Hi
      RealFeel
      62°
    • UV
      4 - Moderate
    • Cloud
      Cover
      58%
    more
  • Mon

    Sep 22

    67°Lo 47°

    Sunny to partly cloudy

    Beneficial weather for migraines
    • Hi
      RealFeel
      71°
    • UV
      5 - Moderate
    • Cloud
      Cover
      25%
    more
  • Tue

    Sep 23

    73°Lo 48°

    Mostly sunny and pleasant

    Beneficial weather for migraines
    • Hi
      RealFeel
      77°
    • UV
      5 - Moderate
    • Cloud
      Cover
      11%
    more
  • Wed

    Sep 24

    74°Lo 52°

    Sunny and pleasant

    Beneficial weather for migraines
    • Hi
      RealFeel
      76°
    • UV
      5 - Moderate
    • Cloud
      Cover
      10%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
2pm
3pm 4pm 5pm 6pm 7pm 8pm 9pm
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Forecast
T-storms
Cloudy
Mostly Cloudy
Partly Cloudy
Partly Sunny
Mostly Clear
Mostly Cloudy
Mostly Cloudy
Temp (°F) 74° 79° 77° 77° 75° 72° 70° 69°
RealFeel® 71° 78° 75° 75° 72° 70° 67° 66°
Humidity 85% 72% 72% 71% 74% 78% 81% 82%
   
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Rain
 
54%
 
49%
 
42%
 
34%
 
34%
 
29%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Wind (mph) 16 SW 15 SW 15 SW 12 WSW 8 WSW 7 WSW 7 WSW 6 SW
UV Index 2 2 1 1 0 0 0 0
Cloud Cover 91% 92% 83% 61% 38% 25% 76% 76%
Dew Point 69° 69° 68° 67° 66° 65° 64° 64°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 79° 71° N/A 73°
Low 57° 47° N/A 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 12:16 of sunlight, then sets at 6:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:15 AM with 13:45 of moolight, then sets at 5:00 PM

Top Story

Crystal Lake Weather Report

Chicago: Thunderstorms to Precede More Cool Air

September 20, 2014; 4:28 AM ET

Chicago is facing the threat of some disruptive thunderstorms on Saturday. more >

Sat. Migraine Headache

Sat. UV Index