Hourly Weather Forecast - Arlington Heights, IL

10 AM
14°F
0%
9mph
WNW
Partly Cloudy
Humidity
61%
Feels like
2°F
Dew Point
3°F
11 AM
16°F
0%
8mph
WNW
Mostly Sunny
Humidity
57%
Feels like
5°F
Dew Point
4°F
12 PM
18°F
0%
7mph
WNW
Mostly Sunny
Humidity
55%
Feels like
9°F
Dew Point
4°F
1 PM
19°F
0%
6mph
WNW
Mostly Sunny
Humidity
53%
Feels like
11°F
Dew Point
5°F
2 PM
19°F
10%
4mph
W
Mostly Sunny
Humidity
53%
Feels like
13°F
Dew Point
5°F
3 PM
19°F
10%
3mph
W
Partly Cloudy
Humidity
55%
Feels like
14°F
Dew Point
6°F
4 PM
19°F
10%
3mph
WSW
Partly Cloudy
Humidity
56%
Feels like
19°F
Dew Point
6°F
4:22 PM
5 PM
20°F
10%
2mph
WSW
Partly Cloudy
Humidity
57%
Feels like
20°F
Dew Point
7°F
6 PM
20°F
10%
2mph
SW
Partly Cloudy
Humidity
57%
Feels like
20°F
Dew Point
7°F
7 PM
21°F
10%
2mph
SSW
Mostly Cloudy
Humidity
56%
Feels like
21°F
Dew Point
8°F
8 PM
21°F
10%
3mph
S
Mostly Cloudy
Humidity
56%
Feels like
21°F
Dew Point
8°F
9 PM
22°F
10%
3mph
S
Mostly Cloudy
Humidity
56%
Feels like
17°F
Dew Point
9°F
10 PM
22°F
10%
4mph
S
Partly Cloudy
Humidity
56%
Feels like
17°F
Dew Point
9°F
11 PM
23°F
10%
5mph
S
Mostly Clear
Humidity
55%
Feels like
17°F
Dew Point
10°F

Forecast Wind Gusts For Today

Storm Pummels Eastern U.S.

A strong disturbance will sweep across the eastern U.S. today bringing various impacts including rain and thunderstorms, snow and even strong wind gusts.

Rain And Snow Totals Through Tonight

Atmospheric River Impacts Pacific Northwest

NOAA, NCDC

White Christmas? What Are The Odds

Today's Weather Outlook

Today's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide