Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

11°F

-12°C

Humidity 57%
Wind Speed N 15 G 20 mph
Barometer 30.63 in
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 21 Feb 10:55 pm CST
Extended Forecast for

2 Miles SW Lower Brule SD

  • Tonight

    Tonight: Mostly clear, with a low around 5. Blustery, with a north northwest wind 13 to 20 mph.

    Low: 5 °F

    Mostly Clear
    and Blustery

  • Sunday

    Sunday: Sunny, with a high near 24. North northwest wind 9 to 14 mph.

    High: 24 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 3. North northeast wind 9 to 14 mph becoming southeast after midnight.

    Low: 3 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 30 mph.

    High: 44 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. South southeast wind 8 to 11 mph becoming west after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56. West northwest wind 10 to 18 mph, with gusts as high as 26 mph.

    High: 56 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain after midnight.  Mostly cloudy, with a low around 25. North wind 14 to 17 mph.  Chance of precipitation is 20%.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain.  Partly sunny, with a high near 47. Breezy, with a northwest wind 16 to 24 mph.  Chance of precipitation is 30%.

    High: 47 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of rain before midnight.  Partly cloudy, with a low around 24. Blustery, with a north northwest wind 18 to 21 mph becoming west after midnight.  Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain and
    Blustery

Detailed Forecast

Tonight
Mostly clear, with a low around 5. Blustery, with a north northwest wind 13 to 20 mph.
Sunday
Sunny, with a high near 24. North northwest wind 9 to 14 mph.
Sunday Night
Partly cloudy, with a low around 3. North northeast wind 9 to 14 mph becoming southeast after midnight.
Monday
Mostly sunny, with a high near 44. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 27. South southeast wind 8 to 11 mph becoming west after midnight.
Tuesday
Mostly cloudy, with a high near 56. West northwest wind 10 to 18 mph, with gusts as high as 26 mph.
Tuesday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 25. North wind 14 to 17 mph. Chance of precipitation is 20%.
Wednesday
A chance of rain. Partly sunny, with a high near 47. Breezy, with a northwest wind 16 to 24 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 24. Blustery, with a north northwest wind 18 to 21 mph becoming west after midnight. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 54. Breezy.
Thursday Night
Mostly clear, with a low around 30.
Friday
Mostly sunny, with a high near 57. Breezy.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 22. Blustery. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 39. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lower Brule SD
 44.05°N 99.61°W (Elev. 1736 ft)
10:51 pm CST Feb 21, 2026
11pm CST Feb 21, 2026-6pm CST Feb 28, 2026
 
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