• Tonight

    Aug 21

    Lo 74°

    Showers and a heavier t-storm

    Migraine Headache Weather
    • Hi
      RealFeel
      86°
    • UV
      4 - Moderate
    • Cloud
      Cover
      87%
    more
  • Fri

    Aug 22

    89°Lo 71°

    Warmer with a thunderstorm

    Neutral weather for migraines
    • Hi
      RealFeel
      100°
    • UV
      6 - High
    • Cloud
      Cover
      51%
  • Sat

    Aug 23

    84°Lo 70°

    Clouds and sun with a t-storm

    Beneficial weather for migraines
    • Hi
      RealFeel
      96°
    • UV
      6 - High
    • Cloud
      Cover
      68%
    more
  • Sun

    Aug 24

    89°Lo 73°

    Very warm with clouds and sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      96°
    • UV
      6 - High
    • Cloud
      Cover
      48%
    more
  • Mon

    Aug 25

    90°Lo 70°

    An afternoon thunderstorm

    Beneficial weather for migraines
    • Hi
      RealFeel
      96°
    • UV
      6 - High
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
T-storms
Mostly Cloudy
Mostly Cloudy
T-storms
Mostly Cloudy
Mostly Cloudy
T-storms
Mostly Cloudy
Temp (°F) 76° 76° 76° 76° 76° 75° 74° 75°
RealFeel® 77° 80° 79° 77° 79° 77° 74° 77°
Humidity 87% 87% 87% 86% 86% 87% 88% 87%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
51%
 
47%
 
47%
 
51%
 
47%
 
47%
 
51%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 4 NE 3 ESE 4 S 4 SSW 4 SW 4 SW 4 SSW 4 SSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 75% 79% 79% 77% 76% 76% 76% 76%
Dew Point 72° 72° 72° 72° 71° 71° 70° 71°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Aug 22

more Historical Weather Data >
  Today Normal Record 8/22/2013
High 89° 82° 99° (1936) 78°
Low 71° 62° 49° (2004) 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:06 AM with 13:36 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:28 AM with 14:23 of moolight, then sets at 5:51 PM

Top Story

Prospect Heights 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 >

Fri. Migraine Headache

Fri. UV Index