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

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

28°F

-2°C

Humidity 80%
Wind Speed N 10 mph
Barometer 30.02 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 13 Mar 7:15 am CDT
Extended Forecast for

Gann Valley SD

Winter Storm Watch March 14, 01:00pm until March 15, 07:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: A slight chance of snow after 5pm. Mostly cloudy, with a high near 38. Northwest wind 6 to 15 mph becoming east southeast in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 10%.

    High: 38 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tonight

    Tonight: Snow likely, mainly between midnight and 4am. Cloudy, with a low around 23. East wind around 9 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    then Snow
    Likely

  • Saturday

    Saturday: A chance of snow after 7am. Cloudy, with a high near 39. East wind 8 to 18 mph. Chance of precipitation is 40%.

    High: 39 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow, possibly mixed with rain, becoming all snow after 10pm. The snow could be heavy at times. Widespread blowing snow, mainly after 4am. Low around 13. Blustery, with an east northeast wind 18 to 26 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 13 °F

    Rain/Snow and
    Blowing Snow

  • Sunday

    Sunday: Snow likely, mainly before 1pm. Widespread blowing snow, mainly before 1pm. Mostly cloudy, with a high near 24. Windy, with a north wind 28 to 33 mph, with gusts as high as 41 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 24 °F

    Snow Likely
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -4. North northwest wind 9 to 18 mph, with gusts as high as 26 mph.

    Low: -4 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 16. North northwest wind 8 to 10 mph.

    High: 16 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of snow. Mostly cloudy, with a low around 0. East northeast wind 6 to 9 mph becoming southeast after midnight. Chance of precipitation is 20%.

    Low: 0 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A slight chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 40. Southeast wind 11 to 14 mph. Chance of precipitation is 30%.

    High: 40 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

Detailed Forecast

Today
A slight chance of snow after 5pm. Mostly cloudy, with a high near 38. Northwest wind 6 to 15 mph becoming east southeast in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 10%.
Tonight
Snow likely, mainly between midnight and 4am. Cloudy, with a low around 23. East wind around 9 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow after 7am. Cloudy, with a high near 39. East wind 8 to 18 mph. Chance of precipitation is 40%.
Saturday Night
Snow, possibly mixed with rain, becoming all snow after 10pm. The snow could be heavy at times. Widespread blowing snow, mainly after 4am. Low around 13. Blustery, with an east northeast wind 18 to 26 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Sunday
Snow likely, mainly before 1pm. Widespread blowing snow, mainly before 1pm. Mostly cloudy, with a high near 24. Windy, with a north wind 28 to 33 mph, with gusts as high as 41 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Mostly clear, with a low around -4. North northwest wind 9 to 18 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 16. North northwest wind 8 to 10 mph.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 0. East northeast wind 6 to 9 mph becoming southeast after midnight. Chance of precipitation is 20%.
Tuesday
A slight chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 40. Southeast wind 11 to 14 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gann Valley SD
 44.04°N 98.98°W (Elev. 1709 ft)
Last Update:
6:36 am CDT Mar 13, 2026
Forecast Valid:
7am CDT Mar 13, 2026-6pm CDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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