Hourly Weather Forecast - Mascoutah, IL

12 AM
38°F
0%
7mph
SE
Partly Cloudy
Humidity
79%
Feels like
32°F
Dew Point
32°F
1 AM
37°F
0%
7mph
SE
Partly Cloudy
Humidity
81%
Feels like
32°F
Dew Point
32°F
2 AM
37°F
0%
7mph
ESE
Partly Cloudy
Humidity
83%
Feels like
32°F
Dew Point
33°F
3 AM
37°F
10%
7mph
ESE
Partly Cloudy
Humidity
84%
Feels like
32°F
Dew Point
33°F
4 AM
37°F
20%
7mph
ESE
Mostly Clear
Humidity
85%
Feels like
32°F
Dew Point
33°F
5 AM
37°F
20%
7mph
ESE
Clear
Humidity
86%
Feels like
32°F
Dew Point
33°F
6 AM
37°F
20%
7mph
ESE
Clear
Humidity
86%
Feels like
31°F
Dew Point
33°F
7 AM
38°F
10%
7mph
ESE
Partly Cloudy
Humidity
84%
Feels like
32°F
Dew Point
33°F
7:13 AM
8 AM
38°F
10%
7mph
SE
Mostly Cloudy
Humidity
82%
Feels like
33°F
Dew Point
33°F
9 AM
39°F
10%
8mph
SE
Cloudy
Humidity
78%
Feels like
34°F
Dew Point
33°F
10 AM
40°F
20%
8mph
SE
Cloudy
Humidity
75%
Feels like
35°F
Dew Point
33°F
11 AM
41°F
20%
8mph
SSE
Cloudy
Humidity
73%
Feels like
36°F
Dew Point
33°F
12 PM
42°F
20%
8mph
SSE
Mostly Cloudy
Humidity
71%
Feels like
37°F
Dew Point
33°F
1 PM
42°F
20%
8mph
SSE
Mostly Cloudy
Humidity
71%
Feels like
37°F
Dew Point
33°F
2 PM
42°F
10%
8mph
SSE
Mostly Cloudy
Humidity
72%
Feels like
37°F
Dew Point
33°F
3 PM
41°F
10%
8mph
SSE
Mostly Cloudy
Humidity
74%
Feels like
36°F
Dew Point
34°F
4 PM
41°F
10%
8mph
SSE
Mostly Cloudy
Humidity
77%
Feels like
36°F
Dew Point
34°F
4:42 PM
5 PM
41°F
10%
8mph
SSE
Mostly Cloudy
Humidity
80%
Feels like
35°F
Dew Point
35°F
6 PM
41°F
10%
9mph
SSE
Mostly Cloudy
Humidity
83%
Feels like
35°F
Dew Point
36°F
7 PM
38°F
10%
8mph
SSE
Mostly Cloudy
Humidity
79%
Feels like
32°F
Dew Point
32°F
8 PM
38°F
10%
8mph
SSE
Mostly Cloudy
Humidity
79%
Feels like
32°F
Dew Point
32°F
9 PM
38°F
10%
9mph
S
Mostly Cloudy
Humidity
79%
Feels like
32°F
Dew Point
32°F
10 PM
38°F
10%
8mph
S
Mostly Cloudy
Humidity
81%
Feels like
32°F
Dew Point
33°F
11 PM
38°F
10%
8mph
S
Partly Cloudy
Humidity
83%
Feels like
33°F
Dew Point
34°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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