• Tonight

    Jul 23

    Lo 72°

    A few t-storms, some severe

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Jul 24

    92°Lo 68°

    A heavy thunderstorm

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
  • Mon

    Jul 25

    88°Lo 65°

    Mostly sunny and humid

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Jul 26

    87°Lo 66°

    Pleasant with sunshine

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Jul 27

    86°Lo 68°

    A thunderstorm possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 82° 84° 86° 88° 90° 91° 92° 91°
RealFeel® 92° 96° 100° 102° 105° 109° 110° 107°
Humidity 80% 78% 75% 69% 68% 69% 68% 70%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
20%
 
20%
 
20%
 
20%
 
18%
 
15%
 
15%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 10 SSW 12 SSW 12 SSW 13 SSW 13 SW 13 SW 13 SW 12 SW
UV Index 3 4 6 7 7 7 6 4
Cloud Cover 46% 46% 46% 46% 46% 46% 46% 46%
Dew Point 76° 77° 77° 77° 78° 80° 81° 80°
Middle Grid line 95 F Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F

Temperature History - Jul 24

more Historical Weather Data >
  Today Normal Record 7/24/2015
High 92° 84° 100° (2005) 84°
Low 68° 64° 49° (2000) 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:40 AM with 14:39 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:13 PM with 12:44 of moolight, then sets at 11:57 AM

St. Charles Weather Report

By the numbers: Recapping the week's stifling central US heat

July 23, 2016; 10:33 PM ET

Stifling heat has been baking the central United States but will finally ease across northern areas this weekend. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps