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

Hazardous Weather Conditions

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

70°F

21°C

Humidity 78%
Wind Speed NW 12 mph
Barometer 30.01 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 25 Aug 2:15 am CDT
Extended Forecast for

Harrold SD

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 68. West wind 6 to 8 mph.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. West northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Northwest wind 7 to 13 mph.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. North northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. North wind 5 to 8 mph becoming east after midnight.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. East southeast wind 6 to 9 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Southeast wind 10 to 16 mph, with gusts as high as 24 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Breezy, with a southeast wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms and
    Breezy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 68. West wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 83. West northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 57. Northwest wind 7 to 13 mph.
Wednesday
Sunny, with a high near 80. North northwest wind 7 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 55. North wind 5 to 8 mph becoming east after midnight.
Thursday
Sunny, with a high near 82. East southeast wind 6 to 9 mph.
Thursday Night
Mostly clear, with a low around 61. Southeast wind 10 to 16 mph, with gusts as high as 24 mph.
Friday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Breezy, with a southeast wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 86.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 85.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrold SD
 44.52°N 99.75°W (Elev. 1804 ft)
Last Update:
2:06 am CDT Aug 25, 2026
Forecast Valid:
2am CDT Aug 25, 2026-6pm CDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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