Hourly Weather Forecast - Iona, SD

12 AM
23°F
0%
9mph
W
Mostly Clear
Humidity
89%
Feels like
14°F
Dew Point
21°F
1 AM
24°F
0%
9mph
W
Partly Cloudy
Humidity
88%
Feels like
14°F
Dew Point
21°F
2 AM
24°F
0%
9mph
W
Partly Cloudy
Humidity
88%
Feels like
15°F
Dew Point
21°F
3 AM
24°F
0%
8mph
W
Mostly Clear
Humidity
87%
Feels like
15°F
Dew Point
20°F
4 AM
23°F
0%
8mph
W
Clear
Humidity
87%
Feels like
14°F
Dew Point
20°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

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