Hourly Weather Forecast - Derwood, MD

12 AM
28°F
10%
1mph
S
Partly Cloudy
Humidity
67%
Feels like
28°F
Dew Point
18°F
1 AM
28°F
10%
1mph
S
Partly Cloudy
Humidity
67%
Feels like
28°F
Dew Point
19°F
2 AM
28°F
10%
1mph
S
Mostly Cloudy
Humidity
69%
Feels like
28°F
Dew Point
19°F
3 AM
28°F
10%
1mph
S
Mostly Cloudy
Humidity
70%
Feels like
28°F
Dew Point
20°F
4 AM
29°F
10%
1mph
S
Cloudy
Humidity
71%
Feels like
29°F
Dew Point
20°F
5 AM
29°F
10%
1mph
S
Cloudy
Humidity
72%
Feels like
29°F
Dew Point
21°F
6 AM
29°F
20%
1mph
S
Cloudy
Humidity
73%
Feels like
29°F
Dew Point
22°F
7 AM
31°F
20%
1mph
S
Cloudy
Humidity
69%
Feels like
31°F
Dew Point
22°F
7:25 AM
8 AM
33°F
30%
2mph
S
30% Chance of Flurries
Humidity
65%
Feels like
33°F
Dew Point
23°F
9 AM
36°F
30%
2mph
S
30% Chance of Light Rain
Humidity
59%
Feels like
36°F
Dew Point
23°F
10 AM
38°F
30%
2mph
S
30% Chance of Light Rain
Humidity
57%
Feels like
38°F
Dew Point
24°F
11 AM
38°F
30%
2mph
S
30% Chance of Light Rain
Humidity
58%
Feels like
38°F
Dew Point
25°F
12 PM
40°F
30%
3mph
S
30% Chance of Light Rain
Humidity
59%
Feels like
40°F
Dew Point
26°F
1 PM
41°F
30%
3mph
S
30% Chance of Light Rain
Humidity
61%
Feels like
41°F
Dew Point
28°F
2 PM
42°F
30%
3mph
S
30% Chance of Light Rain
Humidity
60%
Feels like
42°F
Dew Point
29°F
3 PM
42°F
30%
2mph
SSW
30% Chance of Light Rain
Humidity
61%
Feels like
42°F
Dew Point
30°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday'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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