• Today

    Sep 2

    89°Lo 70°

    Fog in the a.m.; partly sunny

    Beneficial weather for migraines
    • Hi
      RealFeel
      96°
    • UV
      5 - High
    • Cloud
      Cover
      34%
    more
  • Thu

    Sep 3

    85°Lo 67°

    Partly sunny with a t-storm

    Beneficial weather for migraines
    • Hi
      RealFeel
      93°
    • UV
      5 - High
    • Cloud
      Cover
      40%
    more
  • Fri

    Sep 4

    86°Lo 67°

    Intervals of clouds and sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      94°
    • UV
      5 - High
    • Cloud
      Cover
      46%
  • Sat

    Sep 5

    87°Lo 67°

    Mostly sunny, warm and humid

    Beneficial weather for migraines
    • Hi
      RealFeel
      99°
    • UV
      5 - High
    • Cloud
      Cover
      21%
    more
  • Sun

    Sep 6

    88°Lo 69°

    Mostly sunny, warm and humid

    Beneficial weather for migraines
    • Hi
      RealFeel
      93°
    • UV
      5 - High
    • Cloud
      Cover
      11%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Mostly Clear
Mostly Clear
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
Partly Sunny
Temp (°F) 70° 69° 69° 68° 68° 67° 68° 71°
RealFeel® 72° 72° 71° 71° 70° 70° 68° 75°
Humidity 88% 89% 91% 94% 94% 97% 95% 89%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
34%
 
34%
 
34%
 
37%
 
43%
 
47%
 
51%
 
13%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 1 NE 1 NE 1 NE 1 NE 1 NE 1 NNE 1 NNE 4 WNW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 26% 26% 42% 45% 45% 45% 45% 46%
Dew Point 66° 66° 66° 67° 66° 66° 67° 68°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 86° 79° 98° (1925) 83°
Low 67° 59° 41° (1974) 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:17 AM with 13:00 of sunlight, then sets at 7:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:25 PM with 14:38 of moolight, then sets at 2:03 PM

Valparaiso Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

September 2, 2015; 5:11 AM ET

Chicagoans can expect to begin September with a stretch of higher temperatures, increasing humidity and more foggy mornings. more >

Fri. Migraine Headache

Fri. UV Index