Hourly Weather Forecast - Chatham, IL

11 AM
54°F
90%
17mph
SW
Light Rain
Humidity
89%
Feels like
54°F
Dew Point
51°F
12 PM
52°F
90%
21mph
WSW
Rain
Humidity
87%
Feels like
52°F
Dew Point
48°F
1 PM
49°F
80%
20mph
W
80% Chance of Light Rain
Humidity
86%
Feels like
43°F
Dew Point
45°F
2 PM
45°F
30%
17mph
W
30% Chance of Rain
Humidity
87%
Feels like
38°F
Dew Point
42°F
3 PM
42°F
30%
14mph
W
30% Chance Rain Showers
Humidity
85%
Feels like
35°F
Dew Point
38°F
4 PM
41°F
30%
13mph
W
30% Chance of Light Rain
Humidity
81%
Feels like
33°F
Dew Point
35°F
4:36 PM
5 PM
40°F
30%
14mph
W
30% Chance of Light Rain
Humidity
74%
Feels like
32°F
Dew Point
32°F
6 PM
38°F
10%
16mph
WNW
Mostly Cloudy
Humidity
68%
Feels like
29°F
Dew Point
29°F
7 PM
36°F
10%
19mph
WNW
Partly Cloudy
Humidity
64%
Feels like
25°F
Dew Point
25°F
8 PM
31°F
10%
20mph
WNW
Mostly Cloudy
Humidity
62%
Feels like
19°F
Dew Point
20°F
9 PM
28°F
30%
21mph
WNW
30% Chance Snow Showers
Humidity
59%
Feels like
14°F
Dew Point
15°F
10 PM
25°F
30%
21mph
WNW
30% Chance of Snow
Humidity
57%
Feels like
11°F
Dew Point
12°F
11 PM
23°F
30%
22mph
WNW
30 % Chance of Heavy Snow
Humidity
58%
Feels like
7°F
Dew Point
10°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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