Hazardous Weather Impacts on the East and West Coasts

A cold front will continue to progress eastward today and Friday across the Eastern Seaboard with showers and thunderstorms bringing isolated heavy rainfall, gusty to damaging winds, and a possible tornado. A series of Pacific storms will begin to push into the Pacific Northwest today with impacts from heavy rain and snow continuing through the middle of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Overcast

38°F

3°C

Humidity 84%
Wind Speed NE 3 mph
Barometer 30.20 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 5 Nov 5:55 pm CST
Extended Forecast for

Fort Thompson SD

  • Tonight

    Tonight: Patchy fog between 11pm and 2am.  Otherwise, cloudy, with a low around 29. North northeast wind around 5 mph becoming light and variable.

    Low: 29 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 50. South southeast wind 5 to 9 mph.

    High: 50 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am.  Otherwise, cloudy during the early evening, then gradual clearing, with a low around 31. East southeast wind around 5 mph becoming calm  in the evening.

    Low: 31 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 61. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. West wind around 5 mph becoming calm  after midnight.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64. Light and variable wind becoming south southeast 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. South southeast wind 6 to 10 mph becoming west northwest after midnight.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. Northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog between 11pm and 2am. Otherwise, cloudy, with a low around 29. North northeast wind around 5 mph becoming light and variable.
Friday
Patchy fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 50. South southeast wind 5 to 9 mph.
Friday Night
Patchy fog after 4am. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 31. East southeast wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 36. West wind around 5 mph becoming calm after midnight.
Sunday
Sunny, with a high near 64. Light and variable wind becoming south southeast 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 42. South southeast wind 6 to 10 mph becoming west northwest after midnight.
Monday
Sunny, with a high near 61. Northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 35. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 35.
Veterans Day
Mostly sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Fort Thompson SD
 44.05°N 99.4°W (Elev. 1447 ft)
5:21 pm CST Nov 5, 2026
5pm CST Nov 5, 2026-6pm CST Nov 12, 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