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.

Unknown Precip

27°F

-3°C

Humidity 100%
Wind Speed E 9 mph
Barometer 29.93 in
Dewpoint 27°F (-3°C)
Visibility 7.00 mi
Wind Chill18°F (-8°C)
Last update 14 Mar 7:35 am CDT
Extended Forecast for

Harrold SD

Winter Weather Advisory March 14, 10:00pm until March 15, 04:00am
Blizzard Warning March 15, 04:00am until March 15, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
Blizzard Warning

  • Today

    Today: A chance of snow before 10am, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 41. Breezy, with an east southeast wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 30%.

    High: 41 °F

    Chance Snow
    then Slight
    Chance Rain
    and Breezy

  • Tonight

    Tonight: Rain and snow likely before 10pm, then snow. Widespread blowing snow, mainly after 3am. Low around 12. Windy, with a north northeast wind 22 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 12 °F

    Rain/Snow and
    Patchy
    Blowing Snow
    then Snow and
    Blowing Snow

  • Sunday

    Sunday: Snow likely before 1pm. Widespread blowing snow, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a steady temperature around 16. Windy, with a north wind 29 to 33 mph, with gusts as high as 44 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 16 °F

    Snow Likely
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: Patchy blowing snow before 9pm. Partly cloudy, with a low around -5. Wind chill values as low as -21. Blustery, with a north northwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: -5 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 19. North northwest wind around 9 mph.

    High: 19 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 1. Southeast wind 7 to 14 mph.

    Low: 1 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow and freezing rain before 1pm, then a chance of rain or freezing rain. Mostly cloudy, with a high near 45. Southeast wind 16 to 18 mph. Chance of precipitation is 40%.

    High: 45 °F

    Chance Wintry
    Mix

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30. West wind around 14 mph.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. West wind around 15 mph.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of snow before 10am, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 41. Breezy, with an east southeast wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 30%.
Tonight
Rain and snow likely before 10pm, then snow. Widespread blowing snow, mainly after 3am. Low around 12. Windy, with a north northeast wind 22 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow likely before 1pm. Widespread blowing snow, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a steady temperature around 16. Windy, with a north wind 29 to 33 mph, with gusts as high as 44 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday Night
Patchy blowing snow before 9pm. Partly cloudy, with a low around -5. Wind chill values as low as -21. Blustery, with a north northwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Monday
Sunny, with a high near 19. North northwest wind around 9 mph.
Monday Night
Mostly cloudy, with a low around 1. Southeast wind 7 to 14 mph.
Tuesday
A chance of snow and freezing rain before 1pm, then a chance of rain or freezing rain. Mostly cloudy, with a high near 45. Southeast wind 16 to 18 mph. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 30. West wind around 14 mph.
Wednesday
Mostly sunny, with a high near 59. West wind around 15 mph.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 70.
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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:
7:36 am CDT Mar 14, 2026
Forecast Valid:
7am CDT Mar 14, 2026-6pm CDT Mar 20, 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