Hourly Weather Forecast - Harrisburg, SD

12 AM
23°F
10%
4mph
NE
Cloudy
Humidity
80%
Feels like
18°F
Dew Point
18°F
1 AM
23°F
10%
2mph
ENE
Cloudy
Humidity
81%
Feels like
23°F
Dew Point
18°F
2 AM
22°F
30%
2mph
SSE
30 % Chance of Heavy Snow
Humidity
83%
Feels like
22°F
Dew Point
17°F
3 AM
21°F
30%
4mph
S
30 % Chance of Heavy Snow
Humidity
86%
Feels like
15°F
Dew Point
18°F
4 AM
20°F
30%
5mph
S
30 % Chance of Heavy Snow
Humidity
88%
Feels like
13°F
Dew Point
17°F
5 AM
20°F
30%
5mph
S
30 % Chance of Heavy Snow
Humidity
90%
Feels like
12°F
Dew Point
17°F
6 AM
19°F
30%
5mph
S
30 % Chance of Heavy Snow
Humidity
91%
Feels like
12°F
Dew Point
17°F
7 AM
20°F
30%
6mph
S
30 % Chance of Heavy Snow
Humidity
87%
Feels like
13°F
Dew Point
17°F
7:56 AM
8 AM
22°F
30%
6mph
S
30% Chance of Heavy Snow
Humidity
87%
Feels like
14°F
Dew Point
19°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide