Hourly Weather Forecast - Williamson, PA

12 AM
20°F
0%
9mph
NW
Mostly Clear
Humidity
60%
Feels like
9°F
Dew Point
8°F
1 AM
19°F
0%
9mph
NW
Mostly Clear
Humidity
61%
Feels like
9°F
Dew Point
8°F
2 AM
19°F
0%
8mph
NW
Mostly Clear
Humidity
62%
Feels like
9°F
Dew Point
8°F
3 AM
19°F
0%
7mph
NW
Partly Cloudy
Humidity
62%
Feels like
10°F
Dew Point
8°F
4 AM
19°F
0%
7mph
NW
Partly Cloudy
Humidity
63%
Feels like
9°F
Dew Point
8°F
5 AM
18°F
0%
7mph
NW
Mostly Clear
Humidity
64%
Feels like
9°F
Dew Point
8°F
6 AM
18°F
0%
6mph
WNW
Mostly Clear
Humidity
67%
Feels like
9°F
Dew Point
8°F
7 AM
18°F
0%
6mph
WNW
Mostly Clear
Humidity
67%
Feels like
9°F
Dew Point
9°F
7:25 AM
8 AM
19°F
0%
6mph
WNW
Mostly Sunny
Humidity
64%
Feels like
11°F
Dew Point
9°F
9 AM
22°F
0%
7mph
WNW
Sunny
Humidity
60%
Feels like
13°F
Dew Point
10°F
10 AM
24°F
0%
7mph
NW
Sunny
Humidity
55%
Feels like
15°F
Dew Point
10°F
11 AM
25°F
0%
8mph
WNW
Sunny
Humidity
52%
Feels like
17°F
Dew Point
10°F
12 PM
27°F
0%
7mph
WNW
Sunny
Humidity
50%
Feels like
19°F
Dew Point
10°F
1 PM
27°F
0%
7mph
WNW
Mostly Sunny
Humidity
47%
Feels like
20°F
Dew Point
10°F
2 PM
28°F
0%
6mph
WNW
Mostly Sunny
Humidity
46%
Feels like
21°F
Dew Point
10°F
3 PM
28°F
0%
6mph
WNW
Mostly Sunny
Humidity
45%
Feels like
22°F
Dew Point
10°F
4 PM
28°F
10%
5mph
WNW
Mostly Sunny
Humidity
46%
Feels like
22°F
Dew Point
10°F
4:47 PM
5 PM
27°F
10%
4mph
W
Mostly Clear
Humidity
49%
Feels like
22°F
Dew Point
10°F
6 PM
25°F
10%
3mph
W
Mostly Clear
Humidity
53%
Feels like
25°F
Dew Point
10°F
7 PM
24°F
10%
2mph
WSW
Mostly Clear
Humidity
56%
Feels like
24°F
Dew Point
10°F
8 PM
23°F
10%
2mph
SW
Mostly Clear
Humidity
58%
Feels like
23°F
Dew Point
10°F
9 PM
22°F
10%
2mph
SW
Mostly Clear
Humidity
60%
Feels like
22°F
Dew Point
11°F
10 PM
22°F
10%
2mph
SW
Partly Cloudy
Humidity
61%
Feels like
22°F
Dew Point
11°F
11 PM
21°F
10%
2mph
SW
Partly Cloudy
Humidity
63%
Feels like
21°F
Dew Point
11°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday'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

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide