Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. Read More >

Hazardous Weather Conditions

Current conditions at

BRITTON (KBTN)

Lat: 45.82°NLon: 97.74°WElev: 1318ft.

Fair

79°F

26°C

Humidity 61%
Wind Speed SW 13 G 20 mph
Barometer 30.01 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Aug 12:35 pm CDT
Extended Forecast for

Bristol SD

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 80. West wind 10 to 14 mph.  Chance of precipitation is 30%.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 60. West northwest wind 5 to 7 mph becoming southeast after midnight.  Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 76. East northeast wind around 7 mph becoming north northwest in the afternoon.

    High: 76 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. North northwest wind around 6 mph becoming southeast after midnight.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Sunny, with a high near 77. Southeast wind around 6 mph becoming west southwest in the afternoon.  Chance of precipitation is 20%.

    High: 77 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of thunderstorms before 7pm.  Mostly clear, with a low around 60. South wind 5 to 9 mph.  Chance of precipitation is 10%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. South wind 9 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers before 1am.  Mostly clear, with a low around 61. West northwest wind around 7 mph becoming south southwest after midnight.  Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 80. North northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 80. West wind 10 to 14 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 60. West northwest wind 5 to 7 mph becoming southeast after midnight. Chance of precipitation is 40%.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 76. East northeast wind around 7 mph becoming north northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 56. North northwest wind around 6 mph becoming southeast after midnight.
Wednesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 77. Southeast wind around 6 mph becoming west southwest in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 60. South wind 5 to 9 mph. Chance of precipitation is 10%.
Thursday
Sunny, with a high near 82. South wind 9 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
A slight chance of showers before 1am. Mostly clear, with a low around 61. West northwest wind around 7 mph becoming south southwest after midnight. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 80. North northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A slight chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Bristol SD
 45.35°N 97.76°W (Elev. 1788 ft)
12:36 pm CDT Aug 17, 2026
12pm CDT Aug 17, 2026-6pm CDT Aug 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database