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

55°F

13°C

Humidity 51%
Wind Speed NE 10 mph
Barometer 30.07 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 7 Oct 11:15 pm CDT
Extended Forecast for

Harrold SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. East wind 8 to 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72. East southeast wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. Southeast wind 8 to 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 81. Breezy, with a south southeast wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 81 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Breezy, with a south wind 18 to 21 mph, with gusts as high as 32 mph.

    Low: 66 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 86. South southwest wind 15 to 18 mph, with gusts as high as 28 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. South southeast wind 11 to 18 mph becoming north northeast after midnight.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 66. Breezy, with a north wind 18 to 20 mph, with gusts as high as 29 mph.

    High: 66 °F

    Partly Sunny
    and Breezy
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: A chance of showers after 1am. Mostly cloudy, with a low around 43. North wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. East wind 8 to 10 mph.
Thursday
Mostly sunny, with a high near 72. East southeast wind 10 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 48. Southeast wind 8 to 10 mph.
Friday
Sunny, with a high near 81. Breezy, with a south southeast wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Mostly clear, with a low around 66. Breezy, with a south wind 18 to 21 mph, with gusts as high as 32 mph.
Saturday
Sunny, with a high near 86. South southwest wind 15 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 55. South southeast wind 11 to 18 mph becoming north northeast after midnight.
Sunday
Partly sunny, with a high near 66. Breezy, with a north wind 18 to 20 mph, with gusts as high as 29 mph.
Sunday Night
A chance of showers after 1am. Mostly cloudy, with a low around 43. North wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 20%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 57. Chance of precipitation is 20%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 42. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 60. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrold SD
 44.52°N 99.75°W (Elev. 1804 ft)
Last Update:
11:21 pm CDT Oct 7, 2026
Forecast Valid:
11pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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