Hourly Weather Forecast - Mascoutah, IL

12 AM
28°F
10%
19mph
WNW
Clear
Humidity
50%
Feels like
15°F
Dew Point
11°F
1 AM
28°F
10%
18mph
WNW
Clear
Humidity
49%
Feels like
15°F
Dew Point
11°F
2 AM
28°F
0%
17mph
WNW
Clear
Humidity
48%
Feels like
16°F
Dew Point
11°F
3 AM
28°F
0%
16mph
WNW
Clear
Humidity
47%
Feels like
16°F
Dew Point
11°F
4 AM
29°F
0%
15mph
WNW
Clear
Humidity
47%
Feels like
18°F
Dew Point
11°F
5 AM
28°F
0%
13mph
WNW
Clear
Humidity
48%
Feels like
17°F
Dew Point
11°F
6 AM
27°F
0%
12mph
WNW
Clear
Humidity
50%
Feels like
16°F
Dew Point
11°F
7 AM
26°F
0%
12mph
WNW
Clear
Humidity
52%
Feels like
15°F
Dew Point
11°F
7:11 AM
8 AM
26°F
0%
11mph
WNW
Sunny
Humidity
52%
Feels like
16°F
Dew Point
11°F
9 AM
27°F
0%
11mph
WNW
Sunny
Humidity
49%
Feels like
17°F
Dew Point
10°F
10 AM
27°F
0%
10mph
WNW
Sunny
Humidity
48%
Feels like
18°F
Dew Point
10°F
11 AM
28°F
0%
9mph
W
Sunny
Humidity
47%
Feels like
19°F
Dew Point
10°F
12 PM
29°F
0%
8mph
W
Sunny
Humidity
46%
Feels like
21°F
Dew Point
11°F
1 PM
30°F
0%
7mph
WSW
Sunny
Humidity
46%
Feels like
23°F
Dew Point
11°F
2 PM
30°F
0%
6mph
WSW
Sunny
Humidity
47%
Feels like
24°F
Dew Point
12°F
3 PM
30°F
0%
6mph
SW
Sunny
Humidity
49%
Feels like
24°F
Dew Point
13°F
4 PM
30°F
0%
6mph
SSW
Sunny
Humidity
52%
Feels like
24°F
Dew Point
15°F
4:40 PM
5 PM
29°F
0%
7mph
SSE
Clear
Humidity
55%
Feels like
23°F
Dew Point
15°F
6 PM
29°F
0%
8mph
SSE
Clear
Humidity
59%
Feels like
22°F
Dew Point
17°F
7 PM
29°F
0%
9mph
SSE
Clear
Humidity
61%
Feels like
21°F
Dew Point
17°F
8 PM
29°F
0%
10mph
SSE
Clear
Humidity
62%
Feels like
20°F
Dew Point
18°F
9 PM
29°F
0%
11mph
S
Clear
Humidity
62%
Feels like
20°F
Dew Point
18°F
10 PM
30°F
0%
12mph
S
Clear
Humidity
62%
Feels like
20°F
Dew Point
19°F
11 PM
31°F
0%
12mph
S
Clear
Humidity
61%
Feels like
21°F
Dew Point
19°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

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

Wednesday's Weather Outlook

Today'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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