Hourly Weather Forecast - Saint Charles, IL

12 AM
25°F
0%
5mph
S
Cloudy
Humidity
56%
Feels like
19°F
Dew Point
11°F
1 AM
26°F
0%
5mph
S
Cloudy
Humidity
55%
Feels like
20°F
Dew Point
12°F
2 AM
27°F
0%
5mph
S
Cloudy
Humidity
56%
Feels like
21°F
Dew Point
13°F
3 AM
28°F
0%
5mph
S
Cloudy
Humidity
57%
Feels like
22°F
Dew Point
15°F
4 AM
28°F
0%
5mph
S
Cloudy
Humidity
57%
Feels like
22°F
Dew Point
15°F
5 AM
28°F
0%
6mph
S
Cloudy
Humidity
58%
Feels like
22°F
Dew Point
16°F
6 AM
29°F
0%
6mph
S
Mostly Cloudy
Humidity
59%
Feels like
23°F
Dew Point
16°F
7 AM
30°F
0%
6mph
S
Cloudy
Humidity
59%
Feels like
23°F
Dew Point
17°F
7:18 AM
8 AM
32°F
0%
7mph
S
Cloudy
Humidity
57%
Feels like
25°F
Dew Point
18°F
9 AM
34°F
0%
8mph
S
Cloudy
Humidity
54%
Feels like
27°F
Dew Point
19°F
10 AM
37°F
0%
9mph
S
Cloudy
Humidity
51%
Feels like
30°F
Dew Point
20°F
11 AM
38°F
0%
9mph
S
Cloudy
Humidity
47%
Feels like
32°F
Dew Point
20°F
12 PM
39°F
0%
9mph
S
Cloudy
Humidity
47%
Feels like
33°F
Dew Point
21°F
1 PM
39°F
0%
8mph
S
Cloudy
Humidity
47%
Feels like
34°F
Dew Point
21°F
2 PM
39°F
0%
8mph
S
Cloudy
Humidity
48%
Feels like
33°F
Dew Point
21°F
3 PM
38°F
0%
7mph
S
Mostly Cloudy
Humidity
51%
Feels like
33°F
Dew Point
22°F
4 PM
38°F
0%
7mph
S
Mostly Cloudy
Humidity
57%
Feels like
33°F
Dew Point
24°F
4:25 PM
5 PM
37°F
0%
6mph
S
Mostly Cloudy
Humidity
63%
Feels like
32°F
Dew Point
26°F
6 PM
37°F
10%
6mph
S
Mostly Cloudy
Humidity
67%
Feels like
33°F
Dew Point
27°F
7 PM
37°F
10%
6mph
S
Mostly Cloudy
Humidity
70%
Feels like
33°F
Dew Point
28°F
8 PM
37°F
10%
6mph
SSW
Partly Cloudy
Humidity
72%
Feels like
33°F
Dew Point
29°F
9 PM
38°F
10%
6mph
SSW
Partly Cloudy
Humidity
73%
Feels like
33°F
Dew Point
30°F
10 PM
38°F
10%
6mph
SSW
Partly Cloudy
Humidity
76%
Feels like
33°F
Dew Point
31°F
11 PM
38°F
0%
6mph
SSW
Partly Cloudy
Humidity
80%
Feels like
34°F
Dew Point
32°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

Sunday's Weather Outlook

Sunday's 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

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