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.

Overcast

67°F

19°C

Humidity 83%
Wind Speed S 20 G 26 mph
Barometer 30.05 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 3 Aug 12:15 pm CDT
Extended Forecast for

Marty SD

  • This Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 80. South wind around 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 63. South southeast wind 5 to 10 mph.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. South wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. South southeast wind 5 to 10 mph.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 86 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 80. South wind around 15 mph, with gusts as high as 20 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 63. South southeast wind 5 to 10 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. South wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 65. South southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 86. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 72.
Friday
Sunny and hot, with a high near 95.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marty SD
 42.99°N 98.44°W (Elev. 1473 ft)
Last Update:
11:46 am CDT Aug 3, 2025
Forecast Valid:
12pm CDT Aug 3, 2025-6pm CDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation