Hourly Weather Forecast - Saint Charles, IL

11 AM
39°F
10%
11mph
WSW
Cloudy
Humidity
70%
Feels like
32°F
Dew Point
30°F
12 PM
39°F
10%
9mph
WSW
Cloudy
Humidity
72%
Feels like
33°F
Dew Point
31°F
1 PM
39°F
10%
8mph
W
Cloudy
Humidity
71%
Feels like
33°F
Dew Point
30°F
2 PM
38°F
10%
7mph
W
Cloudy
Humidity
73%
Feels like
32°F
Dew Point
30°F
3 PM
36°F
0%
7mph
WNW
Mostly Cloudy
Humidity
75%
Feels like
31°F
Dew Point
29°F
4 PM
35°F
0%
7mph
WNW
Partly Cloudy
Humidity
77%
Feels like
29°F
Dew Point
28°F
4:24 PM
5 PM
33°F
0%
8mph
WNW
Partly Cloudy
Humidity
77%
Feels like
26°F
Dew Point
26°F
6 PM
31°F
0%
9mph
W
Partly Cloudy
Humidity
72%
Feels like
23°F
Dew Point
23°F
7 PM
29°F
0%
10mph
WNW
Mostly Clear
Humidity
70%
Feels like
21°F
Dew Point
21°F
8 PM
28°F
0%
11mph
WNW
Clear
Humidity
66%
Feels like
19°F
Dew Point
18°F
9 PM
27°F
0%
12mph
WNW
Clear
Humidity
61%
Feels like
17°F
Dew Point
15°F
10 PM
26°F
0%
12mph
WNW
Clear
Humidity
60%
Feels like
15°F
Dew Point
14°F
11 PM
25°F
0%
13mph
WNW
Clear
Humidity
61%
Feels like
14°F
Dew Point
13°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Weekend Weather Outlook

Weekend Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide