Hourly Weather Forecast - Dedham, IA

12 AM
25°F
30%
6mph
SSE
30 % Chance of Heavy Snow
Humidity
71%
Feels like
17°F
Dew Point
17°F
1 AM
25°F
30%
6mph
SSE
30 % Chance of Heavy Snow
Humidity
72%
Feels like
17°F
Dew Point
17°F
2 AM
25°F
0%
6mph
SSE
Partly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
17°F
3 AM
25°F
0%
7mph
SE
Partly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
17°F
4 AM
24°F
0%
7mph
SE
Partly Cloudy
Humidity
73%
Feels like
16°F
Dew Point
17°F
5 AM
24°F
0%
8mph
SE
Mostly Clear
Humidity
73%
Feels like
16°F
Dew Point
17°F
6 AM
24°F
0%
8mph
SE
Clear
Humidity
74%
Feels like
15°F
Dew Point
17°F
7 AM
25°F
0%
9mph
SE
Clear
Humidity
75%
Feels like
16°F
Dew Point
18°F
7:44 AM
8 AM
26°F
0%
9mph
SSE
Sunny
Humidity
76%
Feels like
17°F
Dew Point
19°F
9 AM
27°F
0%
10mph
SSE
Sunny
Humidity
75%
Feels like
18°F
Dew Point
20°F
10 AM
29°F
0%
10mph
SSE
Mostly Sunny
Humidity
72%
Feels like
20°F
Dew Point
21°F
11 AM
32°F
0%
11mph
SSE
Partly Cloudy
Humidity
68%
Feels like
23°F
Dew Point
22°F
12 PM
34°F
0%
12mph
SSE
Mostly Cloudy
Humidity
65%
Feels like
25°F
Dew Point
24°F
1 PM
35°F
0%
12mph
SSE
Mostly Cloudy
Humidity
65%
Feels like
27°F
Dew Point
25°F
2 PM
37°F
0%
12mph
S
Mostly Cloudy
Humidity
66%
Feels like
29°F
Dew Point
26°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Wednesday'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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