• Early AM

    Aug 22

    Lo 73°

    A couple of showers and heavy thunderstorms

    Migraine Headache Weather
    • Hi
      RealFeel
      88°
    • UV
      4 - Moderate
    • Cloud
      Cover
      68%
    more
  • Today

    Aug 22

    89°Lo 70°

    Warmer with a thunderstorm

    Neutral weather for migraines
    • Hi
      RealFeel
      103°
    • UV
      6 - High
    • Cloud
      Cover
      54%
    more
  • Sat

    Aug 23

    84°Lo 69°

    A thunderstorm in spots

    Beneficial weather for migraines
    • Hi
      RealFeel
      98°
    • UV
      6 - High
    • Cloud
      Cover
      63%
  • Sun

    Aug 24

    90°Lo 71°

    Clouds and sun; hot, humid

    Neutral weather for migraines
    • Hi
      RealFeel
      99°
    • UV
      6 - High
    • Cloud
      Cover
      48%
    more
  • Mon

    Aug 25

    89°Lo 68°

    An afternoon thunderstorm

    Beneficial weather for migraines
    • Hi
      RealFeel
      97°
    • UV
      6 - High
    • Cloud
      Cover
      34%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 71° 72° 75° 77° 79° 80° 81° 83°
RealFeel® 72° 75° 80° 87° 91° 94° 96° 98°
Humidity 93% 92% 89% 85% 83% 81% 79% 76%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
16%
 
5%
 
5%
 
6%
 
7%
 
7%
 
8%
 
10%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 3 NNE 3 NE 3 ENE 3 ENE 3 E 4 E 4 ESE 4 E
UV Index 0 0 1 3 4 5 6 5
Cloud Cover 90% 90% 84% 77% 72% 70% 65% 59%
Dew Point 69° 70° 71° 73° 73° 73° 74° 74°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Aug 23

more Historical Weather Data >
  Today Normal Record 8/23/2013
High 84° 79° N/A 79°
Low 69° 58° N/A 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:09 AM with 13:33 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:25 AM with 14:02 of moolight, then sets at 6:27 PM

Top Story

Crystal Lake Weather Report

Chicago: Threat of Thunderstorms Lingers After Heavy Rains Flood Wrigley Field

August 21, 2014; 12:59 PM ET

While there may be a mix of sunshine and clouds over the area, Chicago is facing more rounds of thunderstorms over the next several days. more >

Sat. Migraine Headache

Sat. UV Index