Hourly Weather Forecast - Frederick, IL

12 AM
30°F
0%
6mph
SSE
Partly Cloudy
Humidity
71%
Feels like
23°F
Dew Point
21°F
1 AM
30°F
0%
7mph
SSE
Partly Cloudy
Humidity
71%
Feels like
23°F
Dew Point
22°F
2 AM
30°F
0%
7mph
SSE
Partly Cloudy
Humidity
71%
Feels like
23°F
Dew Point
22°F
3 AM
30°F
0%
7mph
SSE
Mostly Clear
Humidity
68%
Feels like
23°F
Dew Point
21°F
4 AM
30°F
0%
7mph
SSE
Partly Cloudy
Humidity
68%
Feels like
23°F
Dew Point
21°F
5 AM
30°F
0%
7mph
SSE
Partly Cloudy
Humidity
69%
Feels like
23°F
Dew Point
21°F
6 AM
30°F
0%
8mph
SSE
Partly Cloudy
Humidity
69%
Feels like
23°F
Dew Point
21°F
7 AM
31°F
0%
8mph
SSE
Mostly Clear
Humidity
66%
Feels like
24°F
Dew Point
21°F
7:20 AM
8 AM
33°F
0%
9mph
SSE
Partly Cloudy
Humidity
65%
Feels like
26°F
Dew Point
23°F
9 AM
35°F
0%
9mph
SSE
Mostly Cloudy
Humidity
64%
Feels like
28°F
Dew Point
24°F
10 AM
37°F
0%
10mph
SSE
Cloudy
Humidity
60%
Feels like
31°F
Dew Point
25°F
11 AM
40°F
0%
10mph
S
Mostly Cloudy
Humidity
58%
Feels like
34°F
Dew Point
26°F
12 PM
42°F
0%
10mph
S
Mostly Cloudy
Humidity
57%
Feels like
36°F
Dew Point
28°F
1 PM
44°F
0%
10mph
S
Mostly Cloudy
Humidity
59%
Feels like
38°F
Dew Point
30°F
2 PM
45°F
0%
9mph
S
Mostly Cloudy
Humidity
62%
Feels like
40°F
Dew Point
32°F
3 PM
45°F
0%
9mph
S
Mostly Cloudy
Humidity
65%
Feels like
40°F
Dew Point
34°F
4 PM
45°F
0%
8mph
S
Partly Cloudy
Humidity
64%
Feels like
40°F
Dew Point
33°F
4:40 PM
5 PM
44°F
0%
7mph
S
Partly Cloudy
Humidity
68%
Feels like
39°F
Dew Point
34°F
6 PM
43°F
0%
6mph
S
Partly Cloudy
Humidity
73%
Feels like
39°F
Dew Point
35°F
7 PM
42°F
0%
6mph
S
Partly Cloudy
Humidity
79%
Feels like
38°F
Dew Point
36°F
8 PM
42°F
0%
6mph
S
Partly Cloudy
Humidity
83%
Feels like
38°F
Dew Point
38°F
9 PM
43°F
10%
7mph
S
Partly Cloudy
Humidity
86%
Feels like
38°F
Dew Point
39°F
10 PM
43°F
30%
6mph
SSW
30% Chance Rain Showers
Humidity
86%
Feels like
39°F
Dew Point
39°F
11 PM
43°F
40%
6mph
SSW
40% Chance Rain Showers
Humidity
85%
Feels like
39°F
Dew Point
39°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

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