Hourly Weather Forecast - Mount Lebanon, PA

12 AM
17°F
0%
5mph
W
Mostly Cloudy
Humidity
77%
Feels like
10°F
Dew Point
11°F
1 AM
17°F
0%
5mph
W
Mostly Cloudy
Humidity
76%
Feels like
9°F
Dew Point
11°F
2 AM
16°F
0%
5mph
WSW
Mostly Cloudy
Humidity
81%
Feels like
8°F
Dew Point
11°F
3 AM
15°F
30%
5mph
WSW
30% Chance of Snow
Humidity
85%
Feels like
7°F
Dew Point
11°F
4 AM
13°F
0%
4mph
WSW
Mostly Cloudy
Humidity
87%
Feels like
6°F
Dew Point
10°F
5 AM
12°F
0%
4mph
WSW
Partly Cloudy
Humidity
88%
Feels like
4°F
Dew Point
9°F
6 AM
11°F
0%
5mph
WSW
Partly Cloudy
Humidity
88%
Feels like
3°F
Dew Point
8°F
7 AM
11°F
0%
5mph
SW
Partly Cloudy
Humidity
89%
Feels like
2°F
Dew Point
8°F
7:35 AM
8 AM
11°F
0%
6mph
SW
Mostly Cloudy
Humidity
86%
Feels like
2°F
Dew Point
8°F
9 AM
13°F
0%
6mph
SW
Mostly Cloudy
Humidity
88%
Feels like
3°F
Dew Point
10°F
10 AM
14°F
0%
7mph
SW
Cloudy
Humidity
85%
Feels like
4°F
Dew Point
10°F
11 AM
15°F
10%
7mph
SW
Cloudy
Humidity
81%
Feels like
6°F
Dew Point
11°F
12 PM
17°F
10%
7mph
SW
Cloudy
Humidity
79%
Feels like
7°F
Dew Point
11°F
1 PM
17°F
10%
6mph
SW
Cloudy
Humidity
79%
Feels like
8°F
Dew Point
12°F
2 PM
18°F
10%
6mph
SW
Cloudy
Humidity
79%
Feels like
9°F
Dew Point
13°F
3 PM
18°F
10%
6mph
SW
Cloudy
Humidity
76%
Feels like
10°F
Dew Point
12°F
4 PM
19°F
10%
6mph
SW
Cloudy
Humidity
73%
Feels like
11°F
Dew Point
12°F
4:54 PM
5 PM
19°F
0%
6mph
SW
Cloudy
Humidity
71%
Feels like
11°F
Dew Point
11°F
6 PM
20°F
0%
6mph
SW
Mostly Cloudy
Humidity
70%
Feels like
12°F
Dew Point
12°F
7 PM
20°F
0%
5mph
SW
Mostly Cloudy
Humidity
69%
Feels like
13°F
Dew Point
12°F
8 PM
21°F
0%
5mph
SW
Mostly Cloudy
Humidity
67%
Feels like
14°F
Dew Point
12°F
9 PM
21°F
0%
5mph
SW
Mostly Cloudy
Humidity
66%
Feels like
14°F
Dew Point
11°F
10 PM
21°F
0%
5mph
WSW
Mostly Cloudy
Humidity
65%
Feels like
14°F
Dew Point
11°F
11 PM
20°F
0%
5mph
WSW
Mostly Cloudy
Humidity
67%
Feels like
14°F
Dew Point
11°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

Weekend 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

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