Hourly Weather Forecast - Armstrong, IA

12 AM
15°F
0%
5mph
SSW
Mostly Cloudy
Humidity
96%
Feels like
8°F
Dew Point
14°F
1 AM
16°F
0%
6mph
SSW
Mostly Cloudy
Humidity
95%
Feels like
7°F
Dew Point
15°F
2 AM
17°F
0%
7mph
SSW
Mostly Cloudy
Humidity
94%
Feels like
8°F
Dew Point
16°F
3 AM
18°F
0%
8mph
SSW
Mostly Cloudy
Humidity
93%
Feels like
8°F
Dew Point
16°F
4 AM
19°F
0%
9mph
SSW
Mostly Cloudy
Humidity
92%
Feels like
8°F
Dew Point
17°F
5 AM
19°F
0%
10mph
S
Mostly Cloudy
Humidity
91%
Feels like
8°F
Dew Point
17°F
6 AM
20°F
0%
11mph
S
Cloudy
Humidity
90%
Feels like
9°F
Dew Point
18°F
7 AM
22°F
0%
13mph
S
Mostly Cloudy
Humidity
91%
Feels like
10°F
Dew Point
20°F
7:44 AM
8 AM
24°F
0%
14mph
S
Mostly Cloudy
Humidity
91%
Feels like
11°F
Dew Point
21°F
9 AM
26°F
0%
14mph
S
Mostly Cloudy
Humidity
91%
Feels like
14°F
Dew Point
23°F
10 AM
28°F
0%
15mph
SSW
Cloudy
Humidity
90%
Feels like
16°F
Dew Point
25°F
11 AM
30°F
0%
15mph
SSW
Cloudy
Humidity
89%
Feels like
19°F
Dew Point
27°F
12 PM
32°F
0%
15mph
SSW
Cloudy
Humidity
88%
Feels like
22°F
Dew Point
29°F
1 PM
33°F
10%
15mph
SW
Cloudy
Humidity
88%
Feels like
23°F
Dew Point
30°F
2 PM
34°F
10%
15mph
SW
Cloudy
Humidity
88%
Feels like
24°F
Dew Point
30°F
3 PM
34°F
10%
14mph
SW
Mostly Cloudy
Humidity
88%
Feels like
24°F
Dew Point
31°F
4 PM
33°F
10%
13mph
SW
Partly Cloudy
Humidity
88%
Feels like
24°F
Dew Point
30°F
4:42 PM
5 PM
33°F
20%
12mph
SW
Partly Cloudy
Humidity
89%
Feels like
24°F
Dew Point
30°F
6 PM
32°F
20%
11mph
SW
Partly Cloudy
Humidity
89%
Feels like
23°F
Dew Point
29°F
7 PM
32°F
20%
10mph
SW
Mostly Clear
Humidity
89%
Feels like
23°F
Dew Point
29°F
8 PM
32°F
20%
11mph
WSW
Mostly Clear
Humidity
89%
Feels like
23°F
Dew Point
29°F
9 PM
32°F
10%
11mph
WSW
Partly Cloudy
Humidity
89%
Feels like
23°F
Dew Point
29°F
10 PM
32°F
10%
11mph
WSW
Partly Cloudy
Humidity
89%
Feels like
23°F
Dew Point
29°F
11 PM
32°F
10%
10mph
W
Partly Cloudy
Humidity
89%
Feels like
23°F
Dew Point
29°F

Snowfall forecast through Saturday A.M.

More Snow Across the Northern U.S. into the Midwest

The parade of snow will continue across the northern U.S. and Midwest through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Rains Finally Easing Across the Northwest

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

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide