Hourly Weather Forecast - Mackinaw, IL

12 AM
22°F
0%
12mph
WNW
Mostly Cloudy
Humidity
61%
Feels like
10°F
Dew Point
11°F
1 AM
21°F
0%
12mph
WNW
Mostly Cloudy
Humidity
61%
Feels like
9°F
Dew Point
10°F
2 AM
20°F
0%
11mph
WNW
Mostly Cloudy
Humidity
61%
Feels like
9°F
Dew Point
9°F
3 AM
20°F
0%
11mph
WNW
Partly Cloudy
Humidity
61%
Feels like
8°F
Dew Point
8°F
4 AM
19°F
0%
10mph
WNW
Partly Cloudy
Humidity
61%
Feels like
8°F
Dew Point
8°F
5 AM
19°F
0%
10mph
WNW
Mostly Clear
Humidity
61%
Feels like
8°F
Dew Point
8°F
6 AM
19°F
0%
10mph
WNW
Clear
Humidity
62%
Feels like
8°F
Dew Point
8°F
7 AM
20°F
0%
9mph
WNW
Clear
Humidity
57%
Feels like
9°F
Dew Point
7°F
7:16 AM
8 AM
20°F
10%
9mph
WNW
Sunny
Humidity
58%
Feels like
10°F
Dew Point
8°F
9 AM
22°F
10%
9mph
WNW
Sunny
Humidity
58%
Feels like
12°F
Dew Point
9°F
10 AM
23°F
10%
7mph
W
Sunny
Humidity
55%
Feels like
15°F
Dew Point
10°F
11 AM
25°F
10%
6mph
WSW
Sunny
Humidity
52%
Feels like
18°F
Dew Point
10°F
12 PM
27°F
10%
6mph
SW
Sunny
Humidity
49%
Feels like
20°F
Dew Point
10°F
1 PM
28°F
10%
6mph
SSW
Sunny
Humidity
47%
Feels like
22°F
Dew Point
11°F
2 PM
30°F
10%
7mph
SSW
Sunny
Humidity
47%
Feels like
23°F
Dew Point
12°F
3 PM
30°F
10%
7mph
S
Mostly Sunny
Humidity
47%
Feels like
23°F
Dew Point
13°F
4 PM
30°F
10%
8mph
S
Mostly Sunny
Humidity
49%
Feels like
23°F
Dew Point
13°F
4:32 PM
5 PM
29°F
10%
8mph
S
Clear
Humidity
53%
Feels like
22°F
Dew Point
14°F
6 PM
29°F
10%
9mph
SSE
Clear
Humidity
54%
Feels like
21°F
Dew Point
15°F
7 PM
29°F
10%
9mph
SSE
Mostly Clear
Humidity
56%
Feels like
20°F
Dew Point
15°F
8 PM
29°F
10%
9mph
SSE
Partly Cloudy
Humidity
57%
Feels like
20°F
Dew Point
16°F
9 PM
29°F
10%
10mph
SSE
Partly Cloudy
Humidity
59%
Feels like
20°F
Dew Point
17°F
10 PM
29°F
10%
10mph
SSE
Mostly Cloudy
Humidity
59%
Feels like
20°F
Dew Point
17°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

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

Cold Air Damming - Cause And Effects

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