Hourly Weather Forecast - Mercer, PA

1 AM
18°F
0%
4mph
NE
Mostly Clear
Humidity
63%
Feels like
12°F
Dew Point
7°F
2 AM
17°F
0%
4mph
NE
Mostly Clear
Humidity
64%
Feels like
12°F
Dew Point
7°F
3 AM
17°F
0%
4mph
NE
Partly Cloudy
Humidity
65%
Feels like
11°F
Dew Point
7°F
4 AM
17°F
0%
4mph
NE
Partly Cloudy
Humidity
66%
Feels like
11°F
Dew Point
7°F
5 AM
17°F
0%
4mph
NE
Partly Cloudy
Humidity
65%
Feels like
11°F
Dew Point
7°F
6 AM
17°F
0%
4mph
NE
Mostly Cloudy
Humidity
65%
Feels like
10°F
Dew Point
7°F
6:54 AM
7 AM
18°F
0%
4mph
ENE
Mostly Cloudy
Humidity
63%
Feels like
11°F
Dew Point
7°F
8 AM
20°F
0%
5mph
ENE
Mostly Cloudy
Humidity
58%
Feels like
13°F
Dew Point
8°F
9 AM
23°F
0%
5mph
E
Mostly Cloudy
Humidity
53%
Feels like
16°F
Dew Point
8°F
10 AM
26°F
0%
6mph
E
Mostly Cloudy
Humidity
47%
Feels like
20°F
Dew Point
9°F
11 AM
30°F
0%
6mph
E
Mostly Sunny
Humidity
42%
Feels like
24°F
Dew Point
10°F
12 PM
34°F
0%
6mph
ESE
Sunny
Humidity
36%
Feels like
29°F
Dew Point
11°F
1 PM
38°F
0%
6mph
SE
Sunny
Humidity
33%
Feels like
33°F
Dew Point
11°F
2 PM
40°F
0%
6mph
SE
Sunny
Humidity
31%
Feels like
36°F
Dew Point
12°F
3 PM
41°F
0%
6mph
SE
Sunny
Humidity
31%
Feels like
37°F
Dew Point
13°F
4 PM
41°F
0%
6mph
SE
Sunny
Humidity
33%
Feels like
37°F
Dew Point
15°F
5 PM
40°F
0%
5mph
SE
Mostly Sunny
Humidity
39%
Feels like
36°F
Dew Point
17°F
6 PM
36°F
0%
5mph
ESE
Mostly Sunny
Humidity
49%
Feels like
32°F
Dew Point
19°F
6:12 PM
7 PM
34°F
0%
5mph
ESE
Mostly Clear
Humidity
57%
Feels like
29°F
Dew Point
20°F
8 PM
32°F
0%
5mph
ESE
Mostly Clear
Humidity
63%
Feels like
27°F
Dew Point
21°F
9 PM
31°F
0%
6mph
ESE
Mostly Clear
Humidity
68%
Feels like
25°F
Dew Point
22°F
10 PM
30°F
0%
7mph
ESE
Partly Cloudy
Humidity
72%
Feels like
24°F
Dew Point
22°F
11 PM
29°F
0%
7mph
ESE
Mostly Clear
Humidity
76%
Feels like
23°F
Dew Point
23°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains tonight through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide