Hourly Weather Forecast - Arlington Heights, IL

12 AM
22°F
60%
4mph
S
60% Chance of Flurries
Humidity
67%
Feels like
17°F
Dew Point
13°F
1 AM
23°F
70%
4mph
SSW
70% Chance of Flurries
Humidity
68%
Feels like
18°F
Dew Point
14°F
2 AM
24°F
80%
4mph
SSW
80% Chance of Flurries
Humidity
68%
Feels like
19°F
Dew Point
15°F
3 AM
25°F
90%
4mph
SSW
Flurries
Humidity
69%
Feels like
19°F
Dew Point
16°F
4 AM
25°F
80%
5mph
SW
80% Chance of Flurries
Humidity
70%
Feels like
19°F
Dew Point
17°F
5 AM
25°F
80%
5mph
SW
80% Chance of Flurries
Humidity
72%
Feels like
19°F
Dew Point
17°F
6 AM
25°F
50%
5mph
WSW
50% Chance of Flurries
Humidity
73%
Feels like
18°F
Dew Point
17°F
7 AM
24°F
30%
5mph
WSW
30% Chance of Flurries
Humidity
75%
Feels like
18°F
Dew Point
17°F
7:14 AM
8 AM
24°F
20%
5mph
WSW
Mostly Cloudy
Humidity
76%
Feels like
18°F
Dew Point
18°F
9 AM
25°F
10%
6mph
W
Mostly Cloudy
Humidity
74%
Feels like
18°F
Dew Point
18°F
10 AM
26°F
10%
7mph
W
Partly Cloudy
Humidity
71%
Feels like
18°F
Dew Point
18°F
11 AM
27°F
10%
8mph
W
Partly Cloudy
Humidity
69%
Feels like
19°F
Dew Point
18°F
12 PM
28°F
10%
8mph
W
Mostly Sunny
Humidity
68%
Feels like
19°F
Dew Point
18°F
1 PM
28°F
10%
9mph
W
Partly Cloudy
Humidity
65%
Feels like
20°F
Dew Point
18°F
2 PM
28°F
10%
9mph
W
Partly Cloudy
Humidity
64%
Feels like
20°F
Dew Point
18°F
3 PM
28°F
10%
8mph
W
Cloudy
Humidity
66%
Feels like
19°F
Dew Point
18°F
4 PM
26°F
10%
8mph
W
Cloudy
Humidity
69%
Feels like
18°F
Dew Point
17°F
4:52 PM
5 PM
26°F
10%
8mph
W
Cloudy
Humidity
69%
Feels like
17°F
Dew Point
17°F
6 PM
25°F
10%
7mph
W
Cloudy
Humidity
67%
Feels like
17°F
Dew Point
16°F
7 PM
25°F
10%
7mph
W
Partly Cloudy
Humidity
66%
Feels like
17°F
Dew Point
15°F
8 PM
24°F
10%
7mph
W
Partly Cloudy
Humidity
65%
Feels like
16°F
Dew Point
14°F
9 PM
23°F
10%
7mph
W
Partly Cloudy
Humidity
65%
Feels like
15°F
Dew Point
13°F
10 PM
22°F
10%
7mph
W
Partly Cloudy
Humidity
65%
Feels like
13°F
Dew Point
12°F
11 PM
20°F
10%
7mph
WNW
Partly Cloudy
Humidity
66%
Feels like
11°F
Dew Point
10°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Weekend Weather Outlook

Weekend 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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