Hourly Weather Forecast - Sparta, IL

12 AM
29°F
0%
6mph
NNW
Partly Cloudy
Humidity
81%
Feels like
22°F
Dew Point
24°F
1 AM
28°F
0%
6mph
NNW
Partly Cloudy
Humidity
80%
Feels like
22°F
Dew Point
23°F
2 AM
28°F
0%
6mph
NNW
Partly Cloudy
Humidity
80%
Feels like
21°F
Dew Point
22°F
3 AM
27°F
0%
5mph
N
Partly Cloudy
Humidity
79%
Feels like
21°F
Dew Point
22°F
4 AM
27°F
0%
5mph
N
Partly Cloudy
Humidity
80%
Feels like
21°F
Dew Point
22°F
5 AM
27°F
0%
4mph
N
Partly Cloudy
Humidity
80%
Feels like
22°F
Dew Point
21°F
6 AM
26°F
0%
4mph
NNE
Partly Cloudy
Humidity
80%
Feels like
22°F
Dew Point
21°F
7 AM
27°F
0%
4mph
NE
Partly Cloudy
Humidity
77%
Feels like
22°F
Dew Point
21°F
7:06 AM
8 AM
28°F
0%
4mph
ENE
Partly Cloudy
Humidity
74%
Feels like
24°F
Dew Point
21°F
9 AM
30°F
0%
4mph
ENE
Partly Cloudy
Humidity
68%
Feels like
26°F
Dew Point
21°F
10 AM
32°F
0%
3mph
ENE
Partly Cloudy
Humidity
63%
Feels like
29°F
Dew Point
21°F
11 AM
34°F
0%
3mph
ENE
Partly Cloudy
Humidity
59%
Feels like
31°F
Dew Point
21°F
12 PM
35°F
10%
3mph
NE
Partly Cloudy
Humidity
56%
Feels like
33°F
Dew Point
21°F
1 PM
37°F
10%
3mph
NNE
Partly Cloudy
Humidity
55%
Feels like
34°F
Dew Point
22°F
2 PM
37°F
10%
4mph
NNE
Mostly Cloudy
Humidity
55%
Feels like
34°F
Dew Point
22°F
3 PM
36°F
10%
4mph
N
Mostly Cloudy
Humidity
59%
Feels like
32°F
Dew Point
23°F
4 PM
35°F
10%
5mph
N
Cloudy
Humidity
62%
Feels like
31°F
Dew Point
23°F
4:39 PM
5 PM
34°F
10%
6mph
N
Cloudy
Humidity
65%
Feels like
29°F
Dew Point
24°F
6 PM
33°F
10%
6mph
N
Cloudy
Humidity
68%
Feels like
27°F
Dew Point
23°F
7 PM
31°F
20%
8mph
N
Cloudy
Humidity
67%
Feels like
24°F
Dew Point
22°F
8 PM
30°F
20%
9mph
N
Cloudy
Humidity
68%
Feels like
22°F
Dew Point
20°F
9 PM
28°F
20%
9mph
N
Cloudy
Humidity
67%
Feels like
18°F
Dew Point
18°F
10 PM
25°F
10%
10mph
N
Cloudy
Humidity
68%
Feels like
15°F
Dew Point
16°F
11 PM
23°F
10%
11mph
N
Cloudy
Humidity
68%
Feels like
12°F
Dew Point
14°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday'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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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide