National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

68°F

20°C

Humidity 38%
Wind Speed N 20 G 23 mph
Barometer 30.17 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 3 Oct 6:35 pm CDT
Extended Forecast for

Harrold SD

  • Tonight

    Tonight: Mostly clear, with a low around 43. Breezy, with a north northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 43 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 70. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 70 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50. Southeast wind 7 to 17 mph, with gusts as high as 25 mph.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77. Breezy, with a south southeast wind 18 to 21 mph, with gusts as high as 31 mph.

    High: 77 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. South southeast wind 6 to 15 mph becoming west southwest after midnight. Winds could gust as high as 23 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. North northeast wind around 8 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Northeast wind 6 to 9 mph.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. South southeast wind 6 to 9 mph.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Breezy, with a north northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 70. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 50. Southeast wind 7 to 17 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 77. Breezy, with a south southeast wind 18 to 21 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 55. South southeast wind 6 to 15 mph becoming west southwest after midnight. Winds could gust as high as 23 mph.
Tuesday
Sunny, with a high near 79. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 51. North northeast wind around 8 mph.
Wednesday
Mostly sunny, with a high near 73. Northeast wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 51. South southeast wind 6 to 9 mph.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 77. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrold SD
 44.52°N 99.75°W (Elev. 1804 ft)
Last Update:
6:21 pm CDT Oct 3, 2026
Forecast Valid:
6pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation