Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

BRITTON (KBTN)

Lat: 45.82°NLon: 97.74°WElev: 1318ft.

Overcast

73°F

23°C

Humidity 100%
Wind Speed NE 8 mph
Barometer 29.88 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 17 Aug 8:55 pm CDT
Extended Forecast for

9 Miles E Langford SD

Flood Warning until August 18, 01:30pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning until August 18, 01:30pm

    NOW until 1:30pm Mon

    Flood Warning

  • Tonight

    Low: 65 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 78. North northwest wind around 9 mph.

    High: 78 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. North wind 5 to 7 mph becoming east after midnight.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80. North northeast wind around 6 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. East northeast wind around 6 mph becoming south southeast after midnight.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. South southeast wind 6 to 9 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. South southeast wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83. South wind around 14 mph, with gusts as high as 25 mph.

    High: 83 °F

    Sunny

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 65. Calm wind becoming west southwest 5 to 9 mph after midnight. Chance of precipitation is 20%.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 78. North northwest wind around 9 mph.
Monday Night
Partly cloudy, with a low around 62. North wind 5 to 7 mph becoming east after midnight.
Tuesday
Sunny, with a high near 80. North northeast wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 63. East northeast wind around 6 mph becoming south southeast after midnight.
Wednesday
Sunny, with a high near 82. South southeast wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 64. South southeast wind 10 to 13 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 83. South wind around 14 mph, with gusts as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. South wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Friday
A slight chance of showers before 1pm. Sunny, with a high near 75. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 67.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E Langford SD
 45.61°N 97.65°W (Elev. 1742 ft)
8:48 pm CDT Aug 17, 2025
9pm CDT Aug 17, 2025-6pm CDT Aug 24, 2025
 
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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