Hourly Weather Forecast - Happy Valley, PA

12 AM
25°F
0%
4mph
SSW
Clear
Humidity
70%
Feels like
20°F
Dew Point
17°F
1 AM
26°F
0%
4mph
SSW
Mostly Clear
Humidity
68%
Feels like
21°F
Dew Point
17°F
2 AM
27°F
0%
4mph
SSW
Mostly Clear
Humidity
66%
Feels like
22°F
Dew Point
17°F
3 AM
27°F
0%
4mph
SSW
Mostly Clear
Humidity
69%
Feels like
22°F
Dew Point
19°F
4 AM
28°F
0%
4mph
SSW
Partly Cloudy
Humidity
68%
Feels like
23°F
Dew Point
19°F
5 AM
28°F
0%
4mph
SSW
Partly Cloudy
Humidity
71%
Feels like
24°F
Dew Point
20°F
6 AM
28°F
0%
4mph
SSW
Partly Cloudy
Humidity
75%
Feels like
24°F
Dew Point
21°F
7 AM
29°F
0%
4mph
SSW
Mostly Cloudy
Humidity
75%
Feels like
24°F
Dew Point
22°F
7:23 AM
8 AM
30°F
0%
4mph
SSW
Mostly Cloudy
Humidity
78%
Feels like
26°F
Dew Point
24°F
9 AM
33°F
0%
5mph
SW
Cloudy
Humidity
78%
Feels like
28°F
Dew Point
27°F
10 AM
36°F
0%
5mph
SW
Cloudy
Humidity
76%
Feels like
31°F
Dew Point
29°F
11 AM
38°F
0%
6mph
SW
Cloudy
Humidity
76%
Feels like
33°F
Dew Point
31°F
12 PM
39°F
0%
6mph
SW
Cloudy
Humidity
77%
Feels like
35°F
Dew Point
32°F
1 PM
40°F
0%
5mph
WSW
Cloudy
Humidity
79%
Feels like
36°F
Dew Point
34°F
2 PM
40°F
0%
5mph
WSW
Cloudy
Humidity
80%
Feels like
36°F
Dew Point
34°F
3 PM
39°F
0%
4mph
WSW
Mostly Cloudy
Humidity
81%
Feels like
36°F
Dew Point
34°F
4 PM
39°F
0%
4mph
WSW
Mostly Cloudy
Humidity
82%
Feels like
36°F
Dew Point
34°F
4:35 PM
5 PM
38°F
0%
3mph
WSW
Partly Cloudy
Humidity
84%
Feels like
36°F
Dew Point
34°F
6 PM
38°F
0%
3mph
WSW
Partly Cloudy
Humidity
88%
Feels like
38°F
Dew Point
34°F
7 PM
37°F
10%
2mph
W
Mostly Cloudy
Humidity
87%
Feels like
37°F
Dew Point
33°F
8 PM
35°F
10%
2mph
W
Mostly Cloudy
Humidity
90%
Feels like
35°F
Dew Point
33°F
9 PM
34°F
10%
2mph
WNW
Partly Cloudy
Humidity
93%
Feels like
34°F
Dew Point
32°F
10 PM
33°F
10%
1mph
NW
Partly Cloudy
Humidity
93%
Feels like
33°F
Dew Point
31°F
11 PM
32°F
0%
1mph
NW
Partly Cloudy
Humidity
94%
Feels like
32°F
Dew Point
30°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

Monday's Weather Outlook

Monday'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

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