Hourly Weather Forecast - Castle Shannon, PA

10 AM
23°F
70%
8mph
W
70% Chance of Snow
Humidity
78%
Feels like
14°F
Dew Point
18°F
11 AM
24°F
0%
9mph
W
Mostly Cloudy
Humidity
77%
Feels like
15°F
Dew Point
18°F
12 PM
25°F
0%
9mph
W
Mostly Cloudy
Humidity
75%
Feels like
15°F
Dew Point
18°F
1 PM
25°F
0%
9mph
W
Cloudy
Humidity
75%
Feels like
16°F
Dew Point
19°F
2 PM
26°F
0%
9mph
W
Cloudy
Humidity
74%
Feels like
17°F
Dew Point
19°F
3 PM
26°F
30%
9mph
W
30% Chance of Snow
Humidity
74%
Feels like
17°F
Dew Point
19°F
4 PM
26°F
0%
8mph
W
Mostly Cloudy
Humidity
73%
Feels like
17°F
Dew Point
19°F
4:53 PM
5 PM
26°F
30%
8mph
W
30% Chance of Snow
Humidity
74%
Feels like
17°F
Dew Point
19°F
6 PM
26°F
30%
6mph
W
30% Chance of Snow
Humidity
74%
Feels like
19°F
Dew Point
19°F
7 PM
26°F
0%
6mph
W
Cloudy
Humidity
74%
Feels like
19°F
Dew Point
19°F
8 PM
26°F
0%
6mph
W
Mostly Cloudy
Humidity
72%
Feels like
20°F
Dew Point
19°F
9 PM
26°F
0%
6mph
W
Mostly Cloudy
Humidity
71%
Feels like
20°F
Dew Point
18°F
10 PM
26°F
0%
5mph
W
Mostly Cloudy
Humidity
70%
Feels like
20°F
Dew Point
18°F
11 PM
26°F
0%
5mph
W
Mostly Cloudy
Humidity
70%
Feels like
20°F
Dew Point
18°F

Snowfall forecast through Saturday A.M.

More Snow Across the Northern U.S. into the Midwest

The parade of snow will continue across the northern U.S. and Midwest through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Rains Finally Easing Across the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

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

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide