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

Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Overcast

23°F

-5°C

Humidity 68%
Wind Speed E 16 mph
Barometer 30.06 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 28 Feb 12:55 am CST
Extended Forecast for

Lebanon SD

  • Overnight

    Overnight: Snow likely, mainly before 4am. Cloudy, with a low around 14. East wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 14 °F

    Snow Likely

  • Saturday

    Saturday: A chance of snow between 9am and 11am. Mostly cloudy, with a high near 21. East wind 14 to 17 mph. Chance of precipitation is 40%.

    High: 21 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 3. East wind 8 to 14 mph.

    Low: 3 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 28. Southeast wind 9 to 16 mph, with gusts as high as 24 mph.

    High: 28 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17. South southeast wind around 14 mph, with gusts as high as 22 mph.

    Low: 17 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of rain after noon. Mostly cloudy, with a high near 45. South southeast wind 11 to 15 mph. Chance of precipitation is 20%.

    High: 45 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 24. South southeast wind 8 to 10 mph becoming north northeast after midnight. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. North wind 7 to 9 mph.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. East northeast wind 7 to 14 mph becoming south after midnight.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Snow likely, mainly before 4am. Cloudy, with a low around 14. East wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
A chance of snow between 9am and 11am. Mostly cloudy, with a high near 21. East wind 14 to 17 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 3. East wind 8 to 14 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 28. Southeast wind 9 to 16 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 17. South southeast wind around 14 mph, with gusts as high as 22 mph.
Monday
A slight chance of rain after noon. Mostly cloudy, with a high near 45. South southeast wind 11 to 15 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 24. South southeast wind 8 to 10 mph becoming north northeast after midnight. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 44. North wind 7 to 9 mph.
Tuesday Night
Mostly clear, with a low around 28. East northeast wind 7 to 14 mph becoming south after midnight.
Wednesday
Sunny, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
A slight chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 21. Chance of precipitation is 20%.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 39. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lebanon SD
 45.07°N 99.78°W (Elev. 1955 ft)
Last Update:
12:41 am CST Feb 28, 2026
Forecast Valid:
1am CST Feb 28, 2026-6pm CST Mar 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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