Hourly Weather Forecast - Arlington Heights, PA

12 AM
20°F
10%
6mph
NW
Partly Cloudy
Humidity
57%
Feels like
12°F
Dew Point
7°F
1 AM
19°F
10%
5mph
NW
Partly Cloudy
Humidity
57%
Feels like
12°F
Dew Point
6°F
2 AM
18°F
10%
5mph
NW
Mostly Clear
Humidity
58%
Feels like
11°F
Dew Point
6°F
3 AM
17°F
10%
4mph
NW
Mostly Clear
Humidity
60%
Feels like
10°F
Dew Point
5°F
4 AM
16°F
10%
4mph
NW
Clear
Humidity
62%
Feels like
9°F
Dew Point
5°F
5 AM
15°F
10%
4mph
NW
Clear
Humidity
65%
Feels like
8°F
Dew Point
6°F
6 AM
15°F
10%
4mph
NW
Clear
Humidity
67%
Feels like
8°F
Dew Point
6°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's 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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide