Hourly Weather Forecast - Sumner, IA

8 AM
18°F
0%
8mph
NE
Sunny
Humidity
68%
Feels like
8°F
Dew Point
9°F
9 AM
20°F
0%
9mph
ENE
Mostly Sunny
Humidity
65%
Feels like
9°F
Dew Point
10°F
10 AM
22°F
0%
9mph
ENE
Mostly Sunny
Humidity
62%
Feels like
11°F
Dew Point
11°F
11 AM
24°F
0%
8mph
ENE
Partly Cloudy
Humidity
60%
Feels like
15°F
Dew Point
12°F
12 PM
26°F
0%
7mph
E
Mostly Cloudy
Humidity
58%
Feels like
18°F
Dew Point
13°F
1 PM
27°F
0%
7mph
E
Mostly Cloudy
Humidity
56%
Feels like
20°F
Dew Point
14°F
2 PM
28°F
10%
6mph
E
Mostly Cloudy
Humidity
55%
Feels like
21°F
Dew Point
14°F
3 PM
28°F
0%
6mph
E
Mostly Cloudy
Humidity
56%
Feels like
22°F
Dew Point
15°F
4 PM
28°F
0%
7mph
ENE
Mostly Cloudy
Humidity
58%
Feels like
21°F
Dew Point
15°F
5 PM
27°F
0%
6mph
ENE
Mostly Cloudy
Humidity
62%
Feels like
20°F
Dew Point
16°F
5:57 PM
6 PM
26°F
0%
6mph
ENE
Mostly Cloudy
Humidity
66%
Feels like
19°F
Dew Point
17°F
7 PM
25°F
0%
6mph
ENE
Partly Cloudy
Humidity
69%
Feels like
18°F
Dew Point
16°F
8 PM
23°F
0%
6mph
E
Partly Cloudy
Humidity
72%
Feels like
16°F
Dew Point
16°F
9 PM
22°F
0%
6mph
E
Partly Cloudy
Humidity
75%
Feels like
14°F
Dew Point
15°F
10 PM
21°F
0%
7mph
E
Partly Cloudy
Humidity
75%
Feels like
13°F
Dew Point
15°F
11 PM
21°F
0%
7mph
E
Partly Cloudy
Humidity
74%
Feels like
12°F
Dew Point
14°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide