Hourly Weather Forecast - Northumberland, PA

4 AM
27°F
30%
5mph
NW
30% Chance of Snow
Humidity
78%
Feels like
21°F
Dew Point
22°F
5 AM
26°F
30%
6mph
NW
30% Chance of Snow
Humidity
75%
Feels like
20°F
Dew Point
20°F
6 AM
25°F
10%
6mph
NW
Mostly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
17°F
7 AM
24°F
10%
6mph
NW
Mostly Cloudy
Humidity
69%
Feels like
16°F
Dew Point
15°F
7:23 AM
8 AM
23°F
0%
7mph
NW
Partly Cloudy
Humidity
66%
Feels like
15°F
Dew Point
14°F
9 AM
23°F
0%
9mph
NW
Partly Cloudy
Humidity
62%
Feels like
14°F
Dew Point
12°F
10 AM
23°F
0%
10mph
NW
Partly Cloudy
Humidity
59%
Feels like
13°F
Dew Point
11°F
11 AM
22°F
0%
10mph
NW
Partly Cloudy
Humidity
56%
Feels like
12°F
Dew Point
9°F
12 PM
22°F
0%
11mph
NW
Mostly Cloudy
Humidity
54%
Feels like
11°F
Dew Point
8°F
1 PM
21°F
0%
11mph
NW
Partly Cloudy
Humidity
53%
Feels like
10°F
Dew Point
6°F
2 PM
20°F
0%
11mph
NW
Partly Cloudy
Humidity
53%
Feels like
8°F
Dew Point
6°F
3 PM
19°F
30%
11mph
NW
30% Chance Snow Showers
Humidity
54%
Feels like
7°F
Dew Point
5°F
4 PM
18°F
0%
11mph
NW
Partly Cloudy
Humidity
56%
Feels like
6°F
Dew Point
5°F
4:39 PM
5 PM
17°F
0%
10mph
NW
Mostly Clear
Humidity
57%
Feels like
5°F
Dew Point
5°F
6 PM
17°F
0%
10mph
NW
Mostly Clear
Humidity
59%
Feels like
5°F
Dew Point
5°F
7 PM
17°F
0%
9mph
NW
Mostly Clear
Humidity
60%
Feels like
5°F
Dew Point
5°F
8 PM
16°F
0%
10mph
NW
Partly Cloudy
Humidity
61%
Feels like
5°F
Dew Point
5°F
9 PM
16°F
0%
10mph
NW
Mostly Clear
Humidity
62%
Feels like
4°F
Dew Point
5°F
10 PM
16°F
0%
9mph
NW
Clear
Humidity
62%
Feels like
4°F
Dew Point
5°F
11 PM
15°F
0%
9mph
NW
Clear
Humidity
62%
Feels like
4°F
Dew Point
5°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

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

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