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

Hazardous Weather Conditions

Current conditions at

O'Neill / Baker Field (KONL)

Lat: 42.47°NLon: 98.68°WElev: 2031ft.

Fair

31°F

-1°C

Humidity 61%
Wind Speed NW 8 mph
Barometer 30.23 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 9 Jan 6:55 pm CST
Extended Forecast for

Marty SD

  • Tonight

    Tonight: Increasing clouds, with a low around 21. Northwest wind 5 to 10 mph.

    Low: 21 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Snow likely with a chance of flurries before 1pm, then a chance of snow between 1pm and 3pm. Mostly cloudy, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 15. Northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 15 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 48. South wind 5 to 10 mph.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. West wind 5 to 10 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 55. West wind 5 to 10 mph.

    High: 55 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Breezy.

    High: 56 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 21. Northwest wind 5 to 10 mph.
Saturday
Snow likely with a chance of flurries before 1pm, then a chance of snow between 1pm and 3pm. Mostly cloudy, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 15. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 48. South wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 29. West wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 55. West wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 56. Breezy.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
Partly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 36. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marty SD
 42.99°N 98.44°W (Elev. 1473 ft)
Last Update:
4:53 pm CST Jan 9, 2026
Forecast Valid:
7pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation