Hourly Weather Forecast - Lewistown, IL

12 AM
19°F
0%
2mph
SW
Mostly Clear
Humidity
85%
Feels like
19°F
Dew Point
15°F
1 AM
18°F
0%
2mph
SSW
Clear
Humidity
86%
Feels like
18°F
Dew Point
15°F
2 AM
18°F
0%
2mph
SSW
Mostly Clear
Humidity
86%
Feels like
18°F
Dew Point
14°F
3 AM
17°F
0%
2mph
S
Mostly Clear
Humidity
87%
Feels like
17°F
Dew Point
14°F
4 AM
17°F
0%
2mph
S
Mostly Clear
Humidity
88%
Feels like
17°F
Dew Point
14°F
5 AM
17°F
0%
2mph
S
Mostly Clear
Humidity
89%
Feels like
17°F
Dew Point
14°F
6 AM
17°F
0%
3mph
S
Mostly Clear
Humidity
90%
Feels like
17°F
Dew Point
15°F
7 AM
19°F
0%
3mph
S
Clear
Humidity
90%
Feels like
19°F
Dew Point
16°F
7:17 AM
8 AM
21°F
0%
3mph
S
Sunny
Humidity
90%
Feels like
17°F
Dew Point
19°F
9 AM
24°F
0%
4mph
S
Sunny
Humidity
90%
Feels like
19°F
Dew Point
21°F
10 AM
27°F
0%
4mph
S
Sunny
Humidity
87%
Feels like
22°F
Dew Point
23°F
11 AM
30°F
0%
5mph
S
Sunny
Humidity
84%
Feels like
25°F
Dew Point
26°F
12 PM
33°F
0%
6mph
S
Mostly Sunny
Humidity
81%
Feels like
27°F
Dew Point
28°F
1 PM
35°F
0%
6mph
S
Mostly Sunny
Humidity
79%
Feels like
29°F
Dew Point
29°F
2 PM
36°F
0%
6mph
S
Partly Cloudy
Humidity
78%
Feels like
30°F
Dew Point
30°F
3 PM
36°F
0%
7mph
S
Mostly Cloudy
Humidity
78%
Feels like
30°F
Dew Point
30°F
4 PM
35°F
0%
7mph
SSE
Mostly Cloudy
Humidity
79%
Feels like
30°F
Dew Point
30°F
4:35 PM
5 PM
34°F
0%
7mph
SSE
Mostly Cloudy
Humidity
81%
Feels like
29°F
Dew Point
29°F
6 PM
33°F
10%
7mph
S
Mostly Cloudy
Humidity
83%
Feels like
27°F
Dew Point
29°F
7 PM
33°F
10%
7mph
S
Cloudy
Humidity
85%
Feels like
27°F
Dew Point
29°F
8 PM
33°F
10%
6mph
S
Cloudy
Humidity
86%
Feels like
27°F
Dew Point
29°F
9 PM
33°F
10%
7mph
S
Cloudy
Humidity
87%
Feels like
27°F
Dew Point
30°F
10 PM
33°F
10%
7mph
S
Cloudy
Humidity
88%
Feels like
27°F
Dew Point
30°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Traffic Cameras

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Outdoor Sports Guide