Hourly Weather Forecast - Williamstown, PA

12 AM
22°F
0%
4mph
S
Partly Cloudy
Humidity
81%
Feels like
16°F
Dew Point
17°F
1 AM
22°F
0%
4mph
S
Partly Cloudy
Humidity
80%
Feels like
16°F
Dew Point
17°F
2 AM
22°F
0%
4mph
S
Mostly Cloudy
Humidity
81%
Feels like
16°F
Dew Point
17°F
3 AM
22°F
0%
4mph
S
Cloudy
Humidity
79%
Feels like
15°F
Dew Point
16°F
4 AM
22°F
0%
5mph
S
Cloudy
Humidity
78%
Feels like
16°F
Dew Point
16°F
5 AM
23°F
0%
5mph
S
Cloudy
Humidity
77%
Feels like
16°F
Dew Point
17°F
6 AM
24°F
0%
5mph
S
Mostly Cloudy
Humidity
77%
Feels like
18°F
Dew Point
18°F
7 AM
26°F
0%
5mph
SSW
Cloudy
Humidity
77%
Feels like
20°F
Dew Point
20°F
7:24 AM
8 AM
28°F
0%
5mph
SSW
Cloudy
Humidity
75%
Feels like
22°F
Dew Point
21°F
9 AM
31°F
0%
6mph
SW
Cloudy
Humidity
71%
Feels like
26°F
Dew Point
23°F
10 AM
34°F
0%
6mph
SW
Cloudy
Humidity
67%
Feels like
28°F
Dew Point
24°F
11 AM
36°F
0%
7mph
SW
Cloudy
Humidity
70%
Feels like
31°F
Dew Point
27°F
12 PM
38°F
0%
7mph
WSW
Cloudy
Humidity
69%
Feels like
33°F
Dew Point
29°F
1 PM
39°F
0%
7mph
WSW
Cloudy
Humidity
68%
Feels like
34°F
Dew Point
30°F
2 PM
40°F
0%
7mph
W
Cloudy
Humidity
69%
Feels like
35°F
Dew Point
31°F
3 PM
40°F
0%
7mph
W
Cloudy
Humidity
69%
Feels like
35°F
Dew Point
31°F
4 PM
39°F
0%
6mph
WNW
Cloudy
Humidity
73%
Feels like
35°F
Dew Point
31°F
4:40 PM
5 PM
38°F
0%
6mph
WNW
Mostly Cloudy
Humidity
76%
Feels like
33°F
Dew Point
31°F
6 PM
36°F
0%
6mph
WNW
Partly Cloudy
Humidity
79%
Feels like
31°F
Dew Point
30°F
7 PM
34°F
0%
5mph
WNW
Partly Cloudy
Humidity
84%
Feels like
29°F
Dew Point
30°F
8 PM
33°F
0%
5mph
WNW
Partly Cloudy
Humidity
88%
Feels like
28°F
Dew Point
30°F
9 PM
32°F
0%
4mph
NW
Partly Cloudy
Humidity
89%
Feels like
28°F
Dew Point
29°F
10 PM
31°F
0%
3mph
NW
Partly Cloudy
Humidity
92%
Feels like
31°F
Dew Point
29°F
11 PM
30°F
0%
2mph
NW
Partly Cloudy
Humidity
93%
Feels like
30°F
Dew Point
28°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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide