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

Redfield Municipal Airport (K1D8)

Lat: 44.86°NLon: 98.53°WElev: 1309ft.

Fair

70°F

21°C

Humidity 83%
Wind Speed S 7 mph
Barometer 30.08 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 17 Aug 8:55 am CDT
Extended Forecast for

Chelsea SD

  • Today

    Today: A slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 84. South southwest wind 5 to 9 mph becoming west in the afternoon.  Chance of precipitation is 20%.

    High: 84 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 2am.  Patchy fog between 2am and 4am.  Otherwise, increasing clouds, with a low around 58. West southwest wind 5 to 9 mph.  Chance of precipitation is 50%.

    Low: 58 °F

    Slight Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 3pm.  Partly sunny, with a high near 79. North wind 5 to 7 mph becoming east in the morning.  Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54. East wind 5 to 7 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 79. Light and variable wind becoming south southeast 5 to 7 mph in the morning.  Chance of precipitation is 40%.

    High: 79 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 56. South southeast wind around 6 mph.  Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 83. South wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers before 1am.  Mostly clear, with a low around 58. South southwest wind 6 to 9 mph.  Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 84. North northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 84. South southwest wind 5 to 9 mph becoming west in the afternoon. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, mainly after 2am. Patchy fog between 2am and 4am. Otherwise, increasing clouds, with a low around 58. West southwest wind 5 to 9 mph. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 79. North wind 5 to 7 mph becoming east in the morning. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 54. East wind 5 to 7 mph.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79. Light and variable wind becoming south southeast 5 to 7 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56. South southeast wind around 6 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 83. South wind 6 to 11 mph, with gusts as high as 21 mph.
Thursday Night
A slight chance of showers before 1am. Mostly clear, with a low around 58. South southwest wind 6 to 9 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 84. North northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Chelsea SD
 45.16°N 98.76°W (Elev. 1348 ft)
8:36 am CDT Aug 17, 2026
9am CDT Aug 17, 2026-6pm CDT Aug 23, 2026
 
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