Hourly Weather Forecast - Mount Gretna, PA

12 AM
27°F
0%
5mph
WNW
Clear
Humidity
69%
Feels like
21°F
Dew Point
18°F
1 AM
26°F
0%
5mph
WNW
Clear
Humidity
69%
Feels like
20°F
Dew Point
17°F
2 AM
25°F
0%
5mph
WNW
Clear
Humidity
68%
Feels like
19°F
Dew Point
17°F
3 AM
25°F
0%
6mph
WNW
Clear
Humidity
67%
Feels like
18°F
Dew Point
16°F
4 AM
24°F
0%
6mph
WNW
Clear
Humidity
66%
Feels like
17°F
Dew Point
15°F
5 AM
24°F
0%
6mph
WNW
Clear
Humidity
65%
Feels like
17°F
Dew Point
14°F
6 AM
23°F
0%
6mph
WNW
Mostly Clear
Humidity
64%
Feels like
16°F
Dew Point
13°F
7 AM
24°F
0%
6mph
W
Mostly Clear
Humidity
63%
Feels like
17°F
Dew Point
13°F
7:22 AM
8 AM
24°F
0%
6mph
W
Mostly Sunny
Humidity
61%
Feels like
17°F
Dew Point
13°F
9 AM
26°F
0%
7mph
W
Mostly Sunny
Humidity
57%
Feels like
18°F
Dew Point
13°F
10 AM
27°F
10%
8mph
W
Mostly Sunny
Humidity
55%
Feels like
19°F
Dew Point
13°F
11 AM
28°F
10%
9mph
W
Mostly Sunny
Humidity
52%
Feels like
20°F
Dew Point
13°F
12 PM
29°F
10%
9mph
W
Sunny
Humidity
50%
Feels like
21°F
Dew Point
13°F
1 PM
30°F
10%
10mph
W
Mostly Sunny
Humidity
48%
Feels like
21°F
Dew Point
12°F
2 PM
30°F
0%
10mph
WNW
Partly Cloudy
Humidity
47%
Feels like
21°F
Dew Point
12°F
3 PM
29°F
10%
10mph
WNW
Partly Cloudy
Humidity
47%
Feels like
20°F
Dew Point
11°F
4 PM
28°F
10%
10mph
WNW
Mostly Cloudy
Humidity
47%
Feels like
19°F
Dew Point
10°F
5 PM
26°F
10%
9mph
WNW
Mostly Cloudy
Humidity
48%
Feels like
17°F
Dew Point
9°F
5:13 PM
6 PM
24°F
10%
9mph
WNW
Partly Cloudy
Humidity
50%
Feels like
14°F
Dew Point
8°F
7 PM
21°F
10%
9mph
WNW
Mostly Cloudy
Humidity
52%
Feels like
11°F
Dew Point
6°F
8 PM
19°F
10%
9mph
NW
Partly Cloudy
Humidity
53%
Feels like
9°F
Dew Point
5°F
9 PM
18°F
10%
9mph
NW
Partly Cloudy
Humidity
54%
Feels like
7°F
Dew Point
4°F
10 PM
17°F
20%
9mph
NW
Mostly Cloudy
Humidity
54%
Feels like
5°F
Dew Point
3°F
11 PM
16°F
20%
9mph
NW
Partly Cloudy
Humidity
55%
Feels like
4°F
Dew Point
2°F

Snow Forecast through Sunday

Series of Weather Systems Cover Great Lakes, East in Snow

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold 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

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