Hourly Weather Forecast - Mercer, PA

12 AM
19°F
0%
4mph
WNW
Clear
Humidity
79%
Feels like
13°F
Dew Point
13°F
1 AM
18°F
0%
3mph
WNW
Clear
Humidity
80%
Feels like
13°F
Dew Point
13°F
2 AM
18°F
0%
3mph
WNW
Clear
Humidity
81%
Feels like
18°F
Dew Point
13°F
3 AM
18°F
0%
2mph
W
Clear
Humidity
82%
Feels like
18°F
Dew Point
13°F
4 AM
17°F
0%
2mph
W
Clear
Humidity
82%
Feels like
17°F
Dew Point
13°F
5 AM
17°F
0%
2mph
WSW
Clear
Humidity
83%
Feels like
17°F
Dew Point
13°F
6 AM
17°F
0%
2mph
WSW
Clear
Humidity
84%
Feels like
17°F
Dew Point
13°F
7 AM
17°F
0%
2mph
SW
Clear
Humidity
83%
Feels like
17°F
Dew Point
13°F
7:43 AM
8 AM
19°F
0%
3mph
SSW
Mostly Sunny
Humidity
79%
Feels like
19°F
Dew Point
14°F
9 AM
22°F
0%
4mph
S
Partly Cloudy
Humidity
74%
Feels like
17°F
Dew Point
15°F
10 AM
24°F
30%
4mph
S
30% Chance of Heavy Snow
Humidity
70%
Feels like
19°F
Dew Point
16°F
11 AM
26°F
30%
5mph
S
30% Chance of Heavy Snow
Humidity
64%
Feels like
20°F
Dew Point
16°F
12 PM
29°F
30%
6mph
S
30% Chance of Heavy Snow
Humidity
59%
Feels like
22°F
Dew Point
16°F
1 PM
30°F
10%
6mph
S
Cloudy
Humidity
55%
Feels like
24°F
Dew Point
16°F
2 PM
31°F
10%
6mph
S
Cloudy
Humidity
53%
Feels like
25°F
Dew Point
16°F
3 PM
31°F
10%
6mph
S
Mostly Cloudy
Humidity
53%
Feels like
26°F
Dew Point
16°F
4 PM
31°F
0%
5mph
SSE
Mostly Cloudy
Humidity
54%
Feels like
26°F
Dew Point
17°F
4:55 PM
5 PM
31°F
0%
5mph
SSE
Mostly Cloudy
Humidity
57%
Feels like
25°F
Dew Point
17°F
6 PM
29°F
30%
5mph
SSE
30 % Chance of Heavy Snow
Humidity
63%
Feels like
24°F
Dew Point
18°F
7 PM
28°F
30%
5mph
SSE
30 % Chance of Heavy Snow
Humidity
67%
Feels like
22°F
Dew Point
19°F
8 PM
28°F
30%
5mph
SE
30 % Chance of Heavy Snow
Humidity
67%
Feels like
22°F
Dew Point
18°F
9 PM
28°F
30%
6mph
SSE
30 % Chance of Heavy Snow
Humidity
66%
Feels like
21°F
Dew Point
18°F
10 PM
28°F
40%
6mph
SSE
40% Chance Frozen Mix
Humidity
65%
Feels like
21°F
Dew Point
17°F
11 PM
28°F
50%
6mph
SSE
50% Chance Frozen Mix
Humidity
64%
Feels like
21°F
Dew Point
17°F

Forecast Peak Wind Gusts Today

Clipper System Blasts Central, Eastern U.S. With Winter Impacts

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

NOAA, NCDC

White Christmas? What Are The Odds

Friday's Weather Outlook

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

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