Hourly Weather Forecast - Irwin, PA

12 AM
26°F
0%
8mph
WSW
Mostly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
18°F
1 AM
25°F
0%
8mph
WSW
Mostly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
18°F
2 AM
25°F
0%
7mph
W
Partly Cloudy
Humidity
74%
Feels like
17°F
Dew Point
18°F
3 AM
24°F
0%
7mph
WSW
Mostly Cloudy
Humidity
76%
Feels like
16°F
Dew Point
17°F
4 AM
23°F
0%
6mph
WSW
Cloudy
Humidity
78%
Feels like
15°F
Dew Point
17°F
5 AM
23°F
0%
6mph
WSW
Cloudy
Humidity
80%
Feels like
16°F
Dew Point
18°F
6 AM
23°F
10%
5mph
WSW
Cloudy
Humidity
80%
Feels like
16°F
Dew Point
18°F
7 AM
23°F
10%
4mph
SW
Cloudy
Humidity
79%
Feels like
18°F
Dew Point
18°F
7:32 AM
8 AM
24°F
30%
4mph
SW
30% Chance Frozen Mix
Humidity
75%
Feels like
19°F
Dew Point
18°F
9 AM
26°F
20%
4mph
SW
Cloudy
Humidity
71%
Feels like
21°F
Dew Point
18°F
10 AM
28°F
20%
4mph
SSW
Cloudy
Humidity
68%
Feels like
23°F
Dew Point
18°F
11 AM
29°F
30%
4mph
SW
30% Chance of Flurries
Humidity
65%
Feels like
24°F
Dew Point
18°F
12 PM
29°F
30%
4mph
SW
30% Chance of Flurries
Humidity
63%
Feels like
25°F
Dew Point
19°F
1 PM
30°F
40%
4mph
WSW
40% Chance of Flurries
Humidity
61%
Feels like
26°F
Dew Point
19°F
2 PM
31°F
40%
2mph
W
40% Chance of Flurries
Humidity
61%
Feels like
31°F
Dew Point
19°F
3 PM
30°F
40%
3mph
N
40% Chance of Flurries
Humidity
62%
Feels like
30°F
Dew Point
19°F
4 PM
29°F
30%
4mph
NNE
30% Chance of Flurries
Humidity
64%
Feels like
25°F
Dew Point
19°F
4:52 PM
5 PM
29°F
20%
5mph
NNE
Mostly Cloudy
Humidity
67%
Feels like
23°F
Dew Point
19°F
6 PM
28°F
10%
5mph
NE
Partly Cloudy
Humidity
70%
Feels like
22°F
Dew Point
19°F
7 PM
26°F
10%
4mph
NE
Partly Cloudy
Humidity
75%
Feels like
21°F
Dew Point
19°F
8 PM
24°F
10%
2mph
ENE
Partly Cloudy
Humidity
82%
Feels like
24°F
Dew Point
19°F
9 PM
23°F
10%
1mph
SSW
Mostly Cloudy
Humidity
87%
Feels like
23°F
Dew Point
20°F
10 PM
23°F
20%
3mph
SW
Cloudy
Humidity
89%
Feels like
18°F
Dew Point
20°F
11 PM
24°F
20%
4mph
SW
Cloudy
Humidity
88%
Feels like
18°F
Dew Point
20°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Today's Weather Outlook

Today'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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide