Hourly Weather Forecast - Olney, MD

12 AM
20°F
0%
1mph
SSW
Clear
Humidity
70%
Feels like
20°F
Dew Point
11°F
1 AM
19°F
0%
1mph
SSW
Mostly Clear
Humidity
72%
Feels like
19°F
Dew Point
11°F
2 AM
18°F
0%
1mph
SW
Mostly Clear
Humidity
74%
Feels like
18°F
Dew Point
11°F
3 AM
17°F
0%
0mph
WSW
Mostly Clear
Humidity
76%
Feels like
17°F
Dew Point
11°F
4 AM
17°F
0%
0mph
W
Partly Cloudy
Humidity
78%
Feels like
17°F
Dew Point
11°F
5 AM
16°F
0%
0mph
WNW
Partly Cloudy
Humidity
80%
Feels like
16°F
Dew Point
11°F
6 AM
16°F
0%
0mph
NW
Mostly Clear
Humidity
81%
Feels like
16°F
Dew Point
11°F
7 AM
17°F
0%
0mph
NW
Clear
Humidity
78%
Feels like
17°F
Dew Point
12°F
7:20 AM
8 AM
21°F
0%
0mph
NNW
Sunny
Humidity
70%
Feels like
21°F
Dew Point
13°F
9 AM
25°F
0%
0mph
NNW
Sunny
Humidity
61%
Feels like
25°F
Dew Point
14°F
10 AM
29°F
0%
0mph
NW
Sunny
Humidity
54%
Feels like
29°F
Dew Point
15°F
11 AM
32°F
0%
0mph
WNW
Sunny
Humidity
51%
Feels like
32°F
Dew Point
16°F
12 PM
34°F
0%
0mph
W
Sunny
Humidity
49%
Feels like
34°F
Dew Point
17°F
1 PM
35°F
0%
0mph
WSW
Sunny
Humidity
48%
Feels like
35°F
Dew Point
17°F
2 PM
34°F
0%
0mph
SW
Sunny
Humidity
49%
Feels like
34°F
Dew Point
17°F
3 PM
33°F
0%
0mph
SSW
Sunny
Humidity
52%
Feels like
33°F
Dew Point
17°F
4 PM
31°F
0%
0mph
S
Sunny
Humidity
56%
Feels like
31°F
Dew Point
17°F
4:46 PM
5 PM
29°F
0%
0mph
S
Mostly Clear
Humidity
60%
Feels like
29°F
Dew Point
17°F
6 PM
28°F
0%
0mph
SSE
Mostly Clear
Humidity
64%
Feels like
28°F
Dew Point
17°F
7 PM
26°F
0%
0mph
SSE
Partly Cloudy
Humidity
66%
Feels like
26°F
Dew Point
17°F
8 PM
26°F
0%
0mph
SSE
Mostly Clear
Humidity
68%
Feels like
26°F
Dew Point
17°F
9 PM
25°F
0%
1mph
S
Mostly Clear
Humidity
70%
Feels like
25°F
Dew Point
17°F
10 PM
25°F
0%
1mph
S
Clear
Humidity
71%
Feels like
25°F
Dew Point
17°F
11 PM
25°F
0%
1mph
S
Clear
Humidity
73%
Feels like
25°F
Dew Point
18°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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