Hourly Weather Forecast - Frederick, IL

12 AM
43°F
30%
6mph
SSW
30% Chance Rain Showers
Humidity
88%
Feels like
40°F
Dew Point
40°F
1 AM
43°F
10%
6mph
SSW
Partly Cloudy
Humidity
92%
Feels like
40°F
Dew Point
41°F
2 AM
43°F
0%
6mph
SW
Cloudy
Humidity
96%
Feels like
40°F
Dew Point
42°F
3 AM
43°F
0%
5mph
SW
Cloudy
Humidity
98%
Feels like
40°F
Dew Point
42°F
4 AM
42°F
0%
5mph
SW
Foggy
Humidity
100%
Feels like
39°F
Dew Point
42°F
5 AM
42°F
0%
4mph
WSW
Foggy
Humidity
100%
Feels like
39°F
Dew Point
42°F
6 AM
42°F
0%
4mph
WSW
Foggy
Humidity
100%
Feels like
39°F
Dew Point
42°F
7 AM
42°F
0%
4mph
W
Foggy
Humidity
100%
Feels like
40°F
Dew Point
42°F
7:21 AM
8 AM
43°F
0%
4mph
W
Foggy
Humidity
100%
Feels like
41°F
Dew Point
43°F
9 AM
45°F
0%
4mph
WNW
Foggy
Humidity
100%
Feels like
43°F
Dew Point
45°F
10 AM
47°F
0%
4mph
WNW
Cloudy
Humidity
93%
Feels like
45°F
Dew Point
45°F
11 AM
49°F
0%
5mph
NW
Partly Cloudy
Humidity
88%
Feels like
48°F
Dew Point
46°F
12 PM
51°F
0%
5mph
NNW
Mostly Cloudy
Humidity
83%
Feels like
51°F
Dew Point
46°F
1 PM
53°F
0%
5mph
NNW
Mostly Cloudy
Humidity
83%
Feels like
53°F
Dew Point
48°F
2 PM
53°F
0%
5mph
N
Mostly Cloudy
Humidity
82%
Feels like
53°F
Dew Point
48°F
3 PM
52°F
0%
5mph
N
Mostly Cloudy
Humidity
81%
Feels like
52°F
Dew Point
47°F
4 PM
50°F
0%
5mph
N
Mostly Cloudy
Humidity
81%
Feels like
50°F
Dew Point
45°F
4:40 PM
5 PM
47°F
0%
4mph
NNE
Mostly Cloudy
Humidity
85%
Feels like
46°F
Dew Point
43°F
6 PM
45°F
0%
4mph
NNE
Mostly Cloudy
Humidity
90%
Feels like
43°F
Dew Point
42°F
7 PM
43°F
0%
4mph
NE
Mostly Cloudy
Humidity
93%
Feels like
41°F
Dew Point
41°F
8 PM
42°F
0%
4mph
NE
Cloudy
Humidity
92%
Feels like
39°F
Dew Point
39°F
9 PM
40°F
0%
4mph
ENE
Cloudy
Humidity
93%
Feels like
38°F
Dew Point
39°F
10 PM
40°F
0%
4mph
ENE
Cloudy
Humidity
94%
Feels like
37°F
Dew Point
38°F
11 PM
39°F
0%
4mph
ENE
Cloudy
Humidity
96%
Feels like
36°F
Dew Point
38°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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