Hourly Weather Forecast - Mercersburg, PA

12 AM
33°F
10%
9mph
WNW
Cloudy
Humidity
60%
Feels like
26°F
Dew Point
20°F
1 AM
31°F
10%
10mph
WNW
Cloudy
Humidity
56%
Feels like
22°F
Dew Point
17°F
2 AM
29°F
10%
10mph
WNW
Mostly Cloudy
Humidity
53%
Feels like
20°F
Dew Point
14°F
3 AM
28°F
10%
10mph
WNW
Partly Cloudy
Humidity
51%
Feels like
18°F
Dew Point
12°F
4 AM
26°F
10%
10mph
WNW
Partly Cloudy
Humidity
48%
Feels like
17°F
Dew Point
9°F
5 AM
25°F
10%
10mph
WNW
Partly Cloudy
Humidity
47%
Feels like
15°F
Dew Point
8°F
6 AM
24°F
10%
10mph
WNW
Partly Cloudy
Humidity
46%
Feels like
14°F
Dew Point
6°F
7 AM
23°F
10%
9mph
WNW
Partly Cloudy
Humidity
46%
Feels like
13°F
Dew Point
5°F
7:31 AM
8 AM
23°F
10%
10mph
WNW
Partly Cloudy
Humidity
46%
Feels like
13°F
Dew Point
6°F
9 AM
24°F
10%
10mph
WNW
Mostly Sunny
Humidity
44%
Feels like
13°F
Dew Point
5°F
10 AM
24°F
10%
11mph
WNW
Sunny
Humidity
44%
Feels like
13°F
Dew Point
5°F
11 AM
25°F
10%
11mph
WNW
Mostly Sunny
Humidity
44%
Feels like
14°F
Dew Point
6°F
12 PM
25°F
10%
11mph
WNW
Mostly Sunny
Humidity
42%
Feels like
14°F
Dew Point
6°F
1 PM
25°F
10%
11mph
WNW
Partly Cloudy
Humidity
40%
Feels like
15°F
Dew Point
5°F
2 PM
25°F
10%
11mph
WNW
Partly Cloudy
Humidity
41%
Feels like
15°F
Dew Point
5°F
3 PM
25°F
10%
11mph
WNW
Mostly Cloudy
Humidity
41%
Feels like
14°F
Dew Point
4°F
4 PM
24°F
10%
11mph
WNW
Cloudy
Humidity
42%
Feels like
14°F
Dew Point
4°F
5 PM
24°F
10%
10mph
WNW
Mostly Cloudy
Humidity
42%
Feels like
13°F
Dew Point
4°F
5:11 PM
6 PM
23°F
10%
10mph
WNW
Mostly Cloudy
Humidity
43%
Feels like
12°F
Dew Point
4°F
7 PM
22°F
10%
9mph
WNW
Partly Cloudy
Humidity
44%
Feels like
12°F
Dew Point
4°F
8 PM
21°F
0%
9mph
WNW
Partly Cloudy
Humidity
45%
Feels like
11°F
Dew Point
3°F
9 PM
20°F
0%
8mph
WNW
Partly Cloudy
Humidity
47%
Feels like
11°F
Dew Point
3°F
10 PM
20°F
0%
8mph
WNW
Mostly Cloudy
Humidity
47%
Feels like
10°F
Dew Point
3°F
11 PM
19°F
0%
7mph
WNW
Cloudy
Humidity
48%
Feels like
10°F
Dew Point
3°F

Tuesday's Weather Outlook

Tuesday's Weather Outlook

Rain and snow showers will sweep thru the Great Lakes as the Western U.S. begins a pattern of quiet and dry weather.

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

(Image provided by Pixabay.com)

Before a High Wind Event

Windchill chart

Dangers of Wind Chills

A snow-covered trail in Sparkill, N.Y. (H. Martinez, WeatherBug user)

Top Winter Hiking Destinations

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