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 >

Hazardous Weather Conditions

Current conditions at

BRITTON (KBTN)

Lat: 45.82°NLon: 97.74°WElev: 1318ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update 18 Aug 12:55 am CDT
Extended Forecast for

8 Miles E Pierpont SD

  • Overnight

    Overnight: Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 65. South wind around 9 mph becoming west.

    Low: 65 °F

    Patchy Fog

  • Monday

    Monday: Widespread fog, mainly before 9am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78. North northwest wind around 9 mph.

    High: 78 °F

    Fog then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. North northeast 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 9 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

  • Thursday Night

    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 50%.

    Low: 61 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 65. South wind around 9 mph becoming west.
Monday
Widespread fog, mainly before 9am. Otherwise, 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 northeast 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 9 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 50%.
Friday
A slight chance of showers before 1pm. Mostly sunny, with a high near 74. 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
Mostly sunny, with a high near 67.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Pierpont SD
 45.48°N 97.67°W (Elev. 1762 ft)
12:46 am CDT Aug 18, 2025
1am CDT Aug 18, 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