Hourly Weather Forecast - Jacobus, PA

12 AM
38°F
20%
8mph
WSW
Partly Cloudy
Humidity
78%
Feels like
32°F
Dew Point
32°F
1 AM
37°F
20%
8mph
W
Cloudy
Humidity
78%
Feels like
31°F
Dew Point
31°F
2 AM
37°F
10%
7mph
W
Cloudy
Humidity
78%
Feels like
31°F
Dew Point
30°F
3 AM
36°F
10%
7mph
W
Cloudy
Humidity
78%
Feels like
30°F
Dew Point
30°F
4 AM
35°F
10%
7mph
W
Cloudy
Humidity
78%
Feels like
30°F
Dew Point
29°F
5 AM
35°F
10%
6mph
W
Cloudy
Humidity
78%
Feels like
29°F
Dew Point
29°F
6 AM
35°F
10%
6mph
W
Mostly Cloudy
Humidity
78%
Feels like
30°F
Dew Point
28°F
7 AM
35°F
10%
6mph
W
Mostly Cloudy
Humidity
76%
Feels like
30°F
Dew Point
28°F
7:18 AM
8 AM
36°F
10%
6mph
W
Mostly Cloudy
Humidity
73%
Feels like
31°F
Dew Point
28°F
9 AM
38°F
10%
6mph
W
Cloudy
Humidity
68%
Feels like
33°F
Dew Point
28°F
10 AM
39°F
10%
7mph
W
Cloudy
Humidity
63%
Feels like
34°F
Dew Point
28°F
11 AM
40°F
10%
8mph
W
Cloudy
Humidity
59%
Feels like
35°F
Dew Point
27°F
12 PM
41°F
10%
8mph
W
Cloudy
Humidity
56%
Feels like
35°F
Dew Point
26°F
1 PM
41°F
10%
8mph
W
Cloudy
Humidity
54%
Feels like
36°F
Dew Point
26°F
2 PM
41°F
10%
8mph
W
Cloudy
Humidity
53%
Feels like
36°F
Dew Point
25°F
3 PM
40°F
10%
7mph
WNW
Cloudy
Humidity
55%
Feels like
35°F
Dew Point
25°F
4 PM
39°F
10%
6mph
WNW
Cloudy
Humidity
57%
Feels like
34°F
Dew Point
25°F
4:42 PM
5 PM
37°F
10%
5mph
WNW
Cloudy
Humidity
61%
Feels like
33°F
Dew Point
25°F
6 PM
36°F
10%
4mph
WNW
Cloudy
Humidity
64%
Feels like
32°F
Dew Point
24°F
7 PM
35°F
10%
3mph
W
Mostly Cloudy
Humidity
65%
Feels like
32°F
Dew Point
24°F
8 PM
34°F
10%
4mph
W
Mostly Cloudy
Humidity
67%
Feels like
31°F
Dew Point
24°F
9 PM
33°F
10%
3mph
WSW
Mostly Cloudy
Humidity
69%
Feels like
30°F
Dew Point
24°F
10 PM
33°F
30%
4mph
WSW
30% Chance Snow Showers
Humidity
70%
Feels like
30°F
Dew Point
24°F
11 PM
33°F
30%
4mph
WSW
30% Chance Snow Showers
Humidity
71%
Feels like
29°F
Dew Point
24°F

Snow Totals Through Tonight

Snow Impacts Great Lakes To New England

A low pressure system spurs a swath of snow from Wisconsin to New England today.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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

Safety Tips For Icy Surfaces

Image courtesy of PeakPX.

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Today's National Outlook

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Allergy Forecast

Snow & Ski Forecast

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