Hourly Weather Forecast - Diamond, IL

12 AM
25°F
30%
4mph
SE
30 % Chance of Heavy Snow
Humidity
61%
Feels like
20°F
Dew Point
13°F
1 AM
26°F
30%
4mph
SSE
30 % Chance of Heavy Snow
Humidity
60%
Feels like
21°F
Dew Point
14°F
2 AM
26°F
30%
4mph
SSE
30 % Chance of Heavy Snow
Humidity
59%
Feels like
21°F
Dew Point
14°F
3 AM
27°F
30%
4mph
SSE
30 % Chance of Heavy Snow
Humidity
61%
Feels like
22°F
Dew Point
15°F
4 AM
27°F
30%
5mph
SSE
30 % Chance of Heavy Snow
Humidity
60%
Feels like
22°F
Dew Point
15°F
5 AM
28°F
30%
5mph
SSE
30% Chance of Snow
Humidity
63%
Feels like
22°F
Dew Point
17°F
6 AM
29°F
0%
6mph
SSE
Cloudy
Humidity
62%
Feels like
23°F
Dew Point
18°F
7 AM
30°F
10%
6mph
SSE
Mostly Cloudy
Humidity
61%
Feels like
24°F
Dew Point
19°F
7:15 AM
8 AM
32°F
10%
7mph
SSE
Mostly Cloudy
Humidity
61%
Feels like
26°F
Dew Point
20°F
9 AM
35°F
10%
7mph
SSE
Partly Cloudy
Humidity
57%
Feels like
28°F
Dew Point
21°F
10 AM
37°F
10%
7mph
SSE
Mostly Cloudy
Humidity
55%
Feels like
31°F
Dew Point
22°F
11 AM
38°F
10%
7mph
SSE
Cloudy
Humidity
52%
Feels like
33°F
Dew Point
22°F
12 PM
39°F
10%
7mph
SSE
Cloudy
Humidity
49%
Feels like
34°F
Dew Point
22°F
1 PM
40°F
10%
7mph
SSE
Cloudy
Humidity
49%
Feels like
35°F
Dew Point
22°F
2 PM
39°F
10%
7mph
SSE
Mostly Cloudy
Humidity
51%
Feels like
34°F
Dew Point
23°F
3 PM
38°F
10%
7mph
SSE
Partly Cloudy
Humidity
53%
Feels like
33°F
Dew Point
23°F
4 PM
37°F
10%
7mph
SSE
Partly Cloudy
Humidity
56%
Feels like
32°F
Dew Point
23°F
4:27 PM
5 PM
36°F
0%
7mph
SSE
Mostly Cloudy
Humidity
62%
Feels like
30°F
Dew Point
24°F
6 PM
35°F
0%
6mph
SSE
Mostly Cloudy
Humidity
66%
Feels like
30°F
Dew Point
25°F
7 PM
35°F
0%
6mph
SSE
Mostly Cloudy
Humidity
70%
Feels like
30°F
Dew Point
26°F
8 PM
36°F
0%
6mph
SSE
Partly Cloudy
Humidity
71%
Feels like
30°F
Dew Point
27°F
9 PM
36°F
0%
6mph
S
Partly Cloudy
Humidity
72%
Feels like
31°F
Dew Point
28°F
10 PM
37°F
0%
7mph
S
Partly Cloudy
Humidity
74%
Feels like
31°F
Dew Point
29°F
11 PM
37°F
10%
7mph
S
Partly Cloudy
Humidity
77%
Feels like
31°F
Dew Point
30°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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