Hourly Weather Forecast - Greencastle, PA

7:13 AM
8 AM
51°F
0%
9mph
NNW
Partly Cloudy
Humidity
90%
Feels like
51°F
Dew Point
47°F
9 AM
52°F
0%
10mph
N
Mostly Sunny
Humidity
85%
Feels like
52°F
Dew Point
48°F
10 AM
54°F
0%
11mph
N
Mostly Sunny
Humidity
77%
Feels like
54°F
Dew Point
47°F
11 AM
56°F
0%
11mph
N
Mostly Sunny
Humidity
72%
Feels like
56°F
Dew Point
47°F
12 PM
57°F
0%
9mph
N
Mostly Sunny
Humidity
66%
Feels like
57°F
Dew Point
46°F
1 PM
58°F
0%
7mph
N
Mostly Sunny
Humidity
62%
Feels like
58°F
Dew Point
46°F
2 PM
60°F
0%
6mph
N
Mostly Sunny
Humidity
60%
Feels like
60°F
Dew Point
46°F
3 PM
60°F
0%
5mph
NNE
Mostly Sunny
Humidity
57%
Feels like
60°F
Dew Point
45°F
4 PM
60°F
0%
5mph
ENE
Mostly Sunny
Humidity
57%
Feels like
60°F
Dew Point
45°F
5 PM
59°F
0%
5mph
E
Mostly Sunny
Humidity
57%
Feels like
59°F
Dew Point
44°F
6 PM
57°F
0%
5mph
E
Partly Cloudy
Humidity
59%
Feels like
57°F
Dew Point
43°F
7 PM
55°F
0%
6mph
ESE
Partly Cloudy
Humidity
61%
Feels like
55°F
Dew Point
42°F
7:23 PM
8 PM
52°F
0%
6mph
ESE
Partly Cloudy
Humidity
64%
Feels like
52°F
Dew Point
40°F
9 PM
50°F
0%
6mph
SE
Partly Cloudy
Humidity
69%
Feels like
50°F
Dew Point
41°F
10 PM
49°F
0%
6mph
SE
Partly Cloudy
Humidity
71%
Feels like
46°F
Dew Point
40°F
11 PM
48°F
0%
6mph
SSE
Mostly Clear
Humidity
74%
Feels like
45°F
Dew Point
40°F

Today's High Temperature Outlook

Early Spring Heat Wave Zaps Southwest

Much of the Southwest will observe record-breaking heat through the weekend, with high temperatures reminiscent of mid-summer!

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide