Hourly Weather Forecast - Lacon, IL

3 AM
24°F
0%
13mph
SSW
Mostly Cloudy
Humidity
85%
Feels like
12°F
Dew Point
20°F
4 AM
24°F
0%
13mph
SSW
Mostly Cloudy
Humidity
87%
Feels like
13°F
Dew Point
21°F
5 AM
25°F
0%
13mph
SSW
Partly Cloudy
Humidity
88%
Feels like
14°F
Dew Point
22°F
6 AM
26°F
0%
12mph
SSW
Mostly Clear
Humidity
89%
Feels like
15°F
Dew Point
23°F
7 AM
28°F
0%
12mph
SSW
Mostly Clear
Humidity
88%
Feels like
17°F
Dew Point
24°F
7:10 AM
8 AM
29°F
0%
12mph
SW
Mostly Sunny
Humidity
85%
Feels like
20°F
Dew Point
26°F
9 AM
31°F
0%
11mph
SW
Partly Cloudy
Humidity
84%
Feels like
22°F
Dew Point
27°F
10 AM
32°F
0%
11mph
SW
Mostly Cloudy
Humidity
84%
Feels like
23°F
Dew Point
28°F
11 AM
33°F
0%
10mph
SW
Mostly Cloudy
Humidity
84%
Feels like
24°F
Dew Point
28°F
12 PM
33°F
0%
10mph
SW
Mostly Cloudy
Humidity
87%
Feels like
24°F
Dew Point
29°F
1 PM
33°F
0%
9mph
SW
Partly Cloudy
Humidity
88%
Feels like
25°F
Dew Point
29°F
2 PM
33°F
0%
9mph
SSW
Mostly Cloudy
Humidity
89%
Feels like
25°F
Dew Point
30°F
3 PM
33°F
10%
9mph
SSW
Mostly Cloudy
Humidity
91%
Feels like
25°F
Dew Point
30°F
4 PM
33°F
10%
9mph
SSW
Cloudy
Humidity
91%
Feels like
25°F
Dew Point
30°F
4:29 PM
5 PM
33°F
10%
10mph
S
Mostly Cloudy
Humidity
89%
Feels like
25°F
Dew Point
30°F
6 PM
35°F
10%
12mph
S
Cloudy
Humidity
86%
Feels like
26°F
Dew Point
31°F
7 PM
36°F
30%
13mph
SSW
30% Chance of Light Rain
Humidity
84%
Feels like
27°F
Dew Point
31°F
8 PM
37°F
30%
15mph
SSW
30% Chance of Light Rain
Humidity
83%
Feels like
28°F
Dew Point
32°F
9 PM
37°F
30%
16mph
SW
30% Chance of Light Rain
Humidity
86%
Feels like
27°F
Dew Point
33°F
10 PM
36°F
50%
17mph
SW
50% Chance of Light Rain
Humidity
89%
Feels like
27°F
Dew Point
33°F
11 PM
36°F
30%
16mph
SW
30% Chance of Light Rain
Humidity
92%
Feels like
26°F
Dew Point
34°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, Flooding Rain Impacts the Northwest

Today's Weather Outlook

Today'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

Weather Cameras

Outdoor Sports Guide