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

Heavy to Excessive Rainfall for the Southwest; Thunderstorms in Florida with Flooding Possible

Tropical moisture from Priscilla will bring a multi-day thunderstorm, widespread heavy rainfall and flash flooding event across the Southwest/Four Corners region. Flash flooding will be a concern in burn scars, slot canyons, and urban areas. Widespread storms are expected in central/South Florida with some isolated flash flooding possible. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

68°F

20°C

Humidity 60%
Wind Speed SW 14 G 18 mph
Barometer 30.12 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 9 Oct 11:55 am CDT
Extended Forecast for

Lower Brule SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 77. South southwest wind 10 to 15 mph becoming west northwest.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. Northwest wind 6 to 8 mph.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68. North northwest wind 5 to 8 mph becoming east in the afternoon.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48. East wind 10 to 15 mph, with gusts as high as 23 mph.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers before 1pm. Mostly cloudy, with a high near 64. Breezy, with a southeast wind 17 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A slight chance of showers. Mostly cloudy, with a low around 56. Breezy, with a southeast wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A slight chance of showers before 1pm. Mostly sunny, with a high near 77. Breezy, with a southeast wind 16 to 23 mph becoming west northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. Breezy, with a northwest wind 13 to 20 mph, with gusts as high as 30 mph.

    Low: 42 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 60. Northwest wind 10 to 14 mph.

    High: 60 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 77. South southwest wind 10 to 15 mph becoming west northwest.
Tonight
Mostly clear, with a low around 48. Northwest wind 6 to 8 mph.
Friday
Sunny, with a high near 68. North northwest wind 5 to 8 mph becoming east in the afternoon.
Friday Night
Mostly cloudy, with a low around 48. East wind 10 to 15 mph, with gusts as high as 23 mph.
Saturday
A chance of showers before 1pm. Mostly cloudy, with a high near 64. Breezy, with a southeast wind 17 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 56. Breezy, with a southeast wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers before 1pm. Mostly sunny, with a high near 77. Breezy, with a southeast wind 16 to 23 mph becoming west northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 42. Breezy, with a northwest wind 13 to 20 mph, with gusts as high as 30 mph.
Columbus Day
Sunny, with a high near 60. Northwest wind 10 to 14 mph.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
A slight chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 20%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 63. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lower Brule SD
 44.07°N 99.58°W (Elev. 1444 ft)
Last Update:
11:46 am CDT Oct 9, 2025
Forecast Valid:
12pm CDT Oct 9, 2025-6pm CDT Oct 15, 2025
 
Forecast Discussion
 
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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