Hourly Weather Forecast - Mackinaw, IL

4 AM
27°F
0%
13mph
SSW
Mostly Cloudy
Humidity
84%
Feels like
16°F
Dew Point
23°F
5 AM
28°F
0%
13mph
SSW
Mostly Cloudy
Humidity
86%
Feels like
17°F
Dew Point
24°F
6 AM
28°F
0%
13mph
SSW
Mostly Clear
Humidity
88%
Feels like
18°F
Dew Point
25°F
7 AM
29°F
0%
12mph
SSW
Mostly Clear
Humidity
89%
Feels like
19°F
Dew Point
27°F
7:08 AM
8 AM
31°F
0%
12mph
SW
Hazy
Humidity
92%
Feels like
21°F
Dew Point
29°F
9 AM
32°F
0%
12mph
SW
Hazy
Humidity
93%
Feels like
23°F
Dew Point
30°F
10 AM
34°F
0%
12mph
SW
Partly Cloudy
Humidity
93%
Feels like
25°F
Dew Point
32°F
11 AM
35°F
0%
12mph
SW
Mostly Cloudy
Humidity
92%
Feels like
27°F
Dew Point
33°F
12 PM
36°F
0%
11mph
SW
Mostly Cloudy
Humidity
91%
Feels like
28°F
Dew Point
34°F
1 PM
37°F
0%
11mph
SW
Partly Cloudy
Humidity
90%
Feels like
30°F
Dew Point
35°F
2 PM
38°F
0%
11mph
SSW
Mostly Cloudy
Humidity
88%
Feels like
30°F
Dew Point
34°F
3 PM
38°F
10%
11mph
SSW
Mostly Cloudy
Humidity
86%
Feels like
31°F
Dew Point
34°F
4 PM
38°F
10%
11mph
S
Mostly Cloudy
Humidity
86%
Feels like
30°F
Dew Point
34°F
4:30 PM
5 PM
38°F
10%
12mph
S
Cloudy
Humidity
88%
Feels like
30°F
Dew Point
35°F
6 PM
38°F
10%
13mph
S
Cloudy
Humidity
88%
Feels like
30°F
Dew Point
35°F
7 PM
38°F
10%
14mph
SSW
Cloudy
Humidity
87%
Feels like
30°F
Dew Point
35°F
8 PM
39°F
30%
15mph
SSW
30% Chance of Light Rain
Humidity
86%
Feels like
31°F
Dew Point
35°F
9 PM
40°F
30%
17mph
SW
30% Chance of Light Rain
Humidity
85%
Feels like
31°F
Dew Point
36°F
10 PM
40°F
30%
17mph
SW
30% Chance of Light Rain
Humidity
85%
Feels like
31°F
Dew Point
36°F
11 PM
40°F
30%
17mph
SW
30% Chance of Light Rain
Humidity
85%
Feels like
31°F
Dew Point
36°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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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide