Hourly Weather Forecast - Arnold, IL

12 AM
1°F
10%
13mph
N
Mostly Cloudy
Humidity
40%
Feels like
-17°F
Dew Point
-18°F
1 AM
0°F
10%
13mph
N
Partly Cloudy
Humidity
40%
Feels like
-18°F
Dew Point
-18°F
2 AM
0°F
10%
13mph
NNE
Partly Cloudy
Humidity
41%
Feels like
-19°F
Dew Point
-18°F
3 AM
-1°F
10%
13mph
NNE
Very Cold
Humidity
41%
Feels like
-19°F
Dew Point
-19°F
4 AM
-1°F
10%
12mph
NNE
Very Cold
Humidity
42%
Feels like
-19°F
Dew Point
-19°F
5 AM
-2°F
10%
12mph
NNE
Very Cold
Humidity
45%
Feels like
-19°F
Dew Point
-18°F
6 AM
-2°F
10%
11mph
NNE
Very Cold
Humidity
48%
Feels like
-19°F
Dew Point
-16°F
7 AM
-1°F
20%
13mph
NNE
Very Cold
Humidity
49%
Feels like
-19°F
Dew Point
-15°F
7:15 AM
8 AM
1°F
20%
13mph
NNE
Partly Cloudy
Humidity
49%
Feels like
-16°F
Dew Point
-14°F
9 AM
3°F
20%
13mph
NNE
Mostly Sunny
Humidity
48%
Feels like
-14°F
Dew Point
-12°F
10 AM
5°F
10%
13mph
NNE
Mostly Sunny
Humidity
46%
Feels like
-12°F
Dew Point
-11°F
11 AM
6°F
10%
12mph
NNE
Mostly Sunny
Humidity
43%
Feels like
-10°F
Dew Point
-11°F
12 PM
8°F
10%
12mph
NNE
Mostly Sunny
Humidity
42%
Feels like
-8°F
Dew Point
-11°F
1 PM
9°F
10%
12mph
NNE
Partly Cloudy
Humidity
40%
Feels like
-7°F
Dew Point
-11°F
2 PM
9°F
10%
12mph
NNE
Partly Cloudy
Humidity
39%
Feels like
-6°F
Dew Point
-11°F
3 PM
9°F
10%
12mph
NNE
Partly Cloudy
Humidity
39%
Feels like
-6°F
Dew Point
-11°F
4 PM
9°F
20%
12mph
NNE
Partly Cloudy
Humidity
39%
Feels like
-6°F
Dew Point
-11°F
5 PM
8°F
20%
11mph
NNE
Mostly Sunny
Humidity
40%
Feels like
-7°F
Dew Point
-11°F
5:10 PM
6 PM
8°F
20%
11mph
NNE
Clear
Humidity
41%
Feels like
-7°F
Dew Point
-11°F
7 PM
7°F
30%
10mph
NNE
30 % Chance of Heavy Snow
Humidity
42%
Feels like
-7°F
Dew Point
-11°F
8 PM
8°F
30%
10mph
NNE
30% Chance Snow Showers
Humidity
41%
Feels like
-6°F
Dew Point
-11°F
9 PM
8°F
30%
9mph
NNE
30% Chance Snow Showers
Humidity
41%
Feels like
-6°F
Dew Point
-11°F
10 PM
8°F
30%
9mph
NNE
30% Chance Snow Showers
Humidity
41%
Feels like
-5°F
Dew Point
-11°F
11 PM
8°F
20%
9mph
NNE
Clear
Humidity
42%
Feels like
-5°F
Dew Point
-10°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Eastern U.S.

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

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

Safety Tips For Icy Surfaces

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