Hourly Weather Forecast - Iona, SD

12 AM
36°F
10%
13mph
NNW
Cloudy
Humidity
74%
Feels like
28°F
Dew Point
29°F
1 AM
35°F
10%
13mph
NNW
Cloudy
Humidity
76%
Feels like
26°F
Dew Point
28°F
2 AM
34°F
10%
13mph
NNW
Cloudy
Humidity
77%
Feels like
25°F
Dew Point
28°F
3 AM
33°F
30%
12mph
NNW
30% Chance of Snow
Humidity
80%
Feels like
24°F
Dew Point
27°F
4 AM
31°F
30%
12mph
NNW
30 % Chance of Heavy Snow
Humidity
83%
Feels like
22°F
Dew Point
27°F
5 AM
31°F
30%
12mph
NNW
30 % Chance of Heavy Snow
Humidity
84%
Feels like
21°F
Dew Point
26°F
6 AM
31°F
30%
12mph
NNW
30% Chance Frozen Mix
Humidity
82%
Feels like
22°F
Dew Point
26°F
6:14 AM
7 AM
32°F
30%
13mph
NNW
30% Chance Frozen Mix
Humidity
78%
Feels like
23°F
Dew Point
26°F
8 AM
34°F
30%
13mph
NNW
30% Chance Frozen Mix
Humidity
74%
Feels like
25°F
Dew Point
26°F
9 AM
36°F
30%
14mph
NNW
30% Chance of Light Rain
Humidity
68%
Feels like
27°F
Dew Point
26°F
10 AM
38°F
30%
15mph
NNW
30% Chance of Light Rain
Humidity
61%
Feels like
29°F
Dew Point
26°F
11 AM
40°F
30%
16mph
NNW
30% Chance of Light Rain
Humidity
55%
Feels like
32°F
Dew Point
26°F
12 PM
42°F
30%
16mph
NW
30% Chance of Light Rain
Humidity
49%
Feels like
35°F
Dew Point
25°F
1 PM
45°F
30%
16mph
NW
30% Chance of Light Rain
Humidity
43%
Feels like
37°F
Dew Point
23°F
2 PM
46°F
30%
16mph
NW
30% Chance of Light Rain
Humidity
39%
Feels like
39°F
Dew Point
22°F
3 PM
46°F
30%
15mph
NNW
30% Chance of Light Rain
Humidity
38%
Feels like
40°F
Dew Point
22°F
4 PM
45°F
30%
14mph
NNW
30% Chance of Light Rain
Humidity
39%
Feels like
39°F
Dew Point
22°F
5 PM
44°F
10%
12mph
NNW
Cloudy
Humidity
41%
Feels like
38°F
Dew Point
22°F
5:40 PM
6 PM
42°F
10%
11mph
NNW
Cloudy
Humidity
44%
Feels like
35°F
Dew Point
22°F
7 PM
38°F
10%
10mph
NNW
Cloudy
Humidity
49%
Feels like
32°F
Dew Point
21°F
8 PM
36°F
10%
9mph
NW
Cloudy
Humidity
54%
Feels like
29°F
Dew Point
21°F
9 PM
34°F
10%
8mph
NW
Mostly Cloudy
Humidity
59%
Feels like
27°F
Dew Point
21°F
10 PM
32°F
10%
8mph
WNW
Partly Cloudy
Humidity
63%
Feels like
25°F
Dew Point
21°F
11 PM
31°F
10%
9mph
W
Mostly Clear
Humidity
67%
Feels like
23°F
Dew Point
21°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

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