Hourly Weather Forecast - Decatur, IA

12 AM
9°F
10%
10mph
NNW
Cloudy
Humidity
57%
Feels like
-4°F
Dew Point
-3°F
1 AM
8°F
10%
9mph
NNW
Cloudy
Humidity
57%
Feels like
-5°F
Dew Point
-4°F
2 AM
8°F
10%
9mph
NNW
Mostly Cloudy
Humidity
56%
Feels like
-5°F
Dew Point
-4°F
3 AM
7°F
10%
8mph
NW
Mostly Cloudy
Humidity
57%
Feels like
-5°F
Dew Point
-5°F
4 AM
7°F
10%
8mph
NW
Mostly Cloudy
Humidity
56%
Feels like
-5°F
Dew Point
-5°F
5 AM
5°F
10%
7mph
NNW
Mostly Cloudy
Humidity
59%
Feels like
-7°F
Dew Point
-6°F
6 AM
4°F
10%
7mph
NNW
Mostly Cloudy
Humidity
61%
Feels like
-8°F
Dew Point
-6°F
7 AM
4°F
20%
7mph
NNW
Mostly Cloudy
Humidity
68%
Feels like
-8°F
Dew Point
-4°F
7:30 AM
8 AM
7°F
20%
7mph
NW
Mostly Cloudy
Humidity
65%
Feels like
-5°F
Dew Point
-2°F
9 AM
9°F
20%
6mph
NW
Mostly Cloudy
Humidity
61%
Feels like
-2°F
Dew Point
-2°F
10 AM
11°F
20%
5mph
WNW
Mostly Cloudy
Humidity
58%
Feels like
2°F
Dew Point
-1°F
11 AM
12°F
20%
5mph
W
Mostly Cloudy
Humidity
53%
Feels like
4°F
Dew Point
-1°F
12 PM
13°F
30%
6mph
SW
30% Chance of Flurries
Humidity
51%
Feels like
4°F
Dew Point
-1°F
1 PM
14°F
30%
6mph
SW
30% Chance of Flurries
Humidity
51%
Feels like
5°F
Dew Point
-1°F
2 PM
14°F
30%
6mph
SSW
30% Chance of Flurries
Humidity
52%
Feels like
5°F
Dew Point
0°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.

Monday's Weather Outlook

Monday'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.

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

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Image courtesy of PeakPX.

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