Hourly Weather Forecast - Grantham, PA

12 AM
40°F
90%
2mph
SSW
Light Rain
Humidity
94%
Feels like
40°F
Dew Point
38°F
1 AM
40°F
80%
2mph
SSW
80% Chance of Light Rain
Humidity
93%
Feels like
40°F
Dew Point
39°F
2 AM
41°F
70%
2mph
SW
70% Chance of Light Rain
Humidity
92%
Feels like
41°F
Dew Point
38°F
3 AM
41°F
60%
2mph
SW
60% Chance of Light Rain
Humidity
92%
Feels like
41°F
Dew Point
39°F
4 AM
41°F
60%
1mph
SW
60% Chance of Light Rain
Humidity
93%
Feels like
41°F
Dew Point
39°F
5 AM
40°F
50%
1mph
SW
50% Chance of Light Rain
Humidity
95%
Feels like
40°F
Dew Point
39°F
6 AM
40°F
50%
1mph
WSW
50% Chance of Light Rain
Humidity
95%
Feels like
40°F
Dew Point
38°F
6:37 AM
7 AM
40°F
50%
1mph
WSW
50% Chance of Light Rain
Humidity
94%
Feels like
40°F
Dew Point
38°F
8 AM
41°F
60%
1mph
SW
60% Chance of Light Rain
Humidity
94%
Feels like
41°F
Dew Point
40°F
9 AM
44°F
50%
2mph
SSW
50% Chance of Light Rain
Humidity
90%
Feels like
44°F
Dew Point
41°F
10 AM
46°F
40%
2mph
S
40% Chance of Light Rain
Humidity
86%
Feels like
46°F
Dew Point
42°F
11 AM
48°F
20%
2mph
SSE
Cloudy
Humidity
84%
Feels like
48°F
Dew Point
44°F
12 PM
49°F
10%
2mph
ESE
Cloudy
Humidity
81%
Feels like
49°F
Dew Point
44°F
1 PM
51°F
30%
2mph
E
30% Chance of Light Rain
Humidity
77%
Feels like
51°F
Dew Point
44°F
2 PM
51°F
60%
2mph
E
60% Chance of Light Rain
Humidity
76%
Feels like
51°F
Dew Point
44°F
3 PM
52°F
80%
2mph
ESE
80% Chance of Light Rain
Humidity
75%
Feels like
52°F
Dew Point
44°F
4 PM
51°F
80%
2mph
ESE
80% Chance of Light Rain
Humidity
75%
Feels like
51°F
Dew Point
44°F
5 PM
50°F
60%
2mph
ESE
60% Chance of Light Rain
Humidity
76%
Feels like
50°F
Dew Point
43°F
6 PM
50°F
40%
1mph
ESE
40% Chance of Light Rain
Humidity
78%
Feels like
50°F
Dew Point
43°F
6:02 PM
7 PM
49°F
50%
1mph
SE
50% Chance of Light Rain
Humidity
81%
Feels like
49°F
Dew Point
43°F
8 PM
48°F
50%
1mph
SE
50% Chance of Light Rain
Humidity
84%
Feels like
48°F
Dew Point
44°F
9 PM
47°F
60%
1mph
SE
60% Chance of Light Rain
Humidity
88%
Feels like
47°F
Dew Point
44°F
10 PM
47°F
50%
1mph
SE
50% Chance of Rain
Humidity
91%
Feels like
47°F
Dew Point
44°F
11 PM
46°F
50%
1mph
SSE
50% Chance of Rain
Humidity
92%
Feels like
46°F
Dew Point
44°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 today through the Northeast on Tuesday.

Today's Weather Outlook

Today'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

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