• Tonight

    Jul 23

    Lo 53°

    Clear and beautiful

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Thu

    Jul 24

    76°Lo 53°

    Mostly sunny and pleasant

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Jul 25

    75°Lo 65°

    Thundershower

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Jul 26

    86°Lo 67°

    Warmer with a thunderstorm

    Low ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      66%
    more
  • Sun

    Jul 27

    84°Lo 59°

    Variable clouds, a t-storm

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      70%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Mostly Clear
T-storms
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 65° 63° 62° 65° 66° 67° 69° 70°
RealFeel® 59° 57° 57° 61° 64° 67° 70° 72°
Humidity 81% 82% 84% 78% 74% 69% 64% 59%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
47%
 
51%
 
47%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 12 NE 12 NE 10 NE 13 NNE 13 NNE 14 NNE 14 NNE 14 NNE
UV Index 0 0 0 1 3 5 6 7
Cloud Cover 19% 25% 30% 13% 13% 14% 15% 20%
Dew Point 59° 58° 57° 58° 58° 57° 57° 56°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Jul 23

more Historical Weather Data >
  Today Normal Record 7/23/2013
High 75° 84° N/A 78°
Low 53° 65° N/A 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:38 AM with 14:43 of sunlight, then sets at 8:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:58 AM with 14:51 of moolight, then sets at 5:49 PM

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Saint Charles Weather Report

Chicago: Cooler, Less Humid to Close Out Week

July 23, 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.

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps