Excessive Rainfall in the Southern Plains, Ozarks, and Upper Midwest Thursday

Heavy thunderstorms will continue areas of excessive rainfall and locally considerable flooding over parts of the southern Plains into the mid-Mississippi River Valley through Friday. Heavy to excessive rainfall may bring flash and urban flooding, along with isolated riverine flooding to a part of the Upper Midwest Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Reliance SD

  • Today

    Today: A chance of showers and thunderstorms, mainly after 4pm.  Mostly cloudy, with a high near 83. East southeast wind 14 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 58. East northeast wind 8 to 13 mph becoming north northwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    T-storms

  • Friday

    Friday: Patchy smoke before 8am. Partly sunny, with a high near 79. North wind 8 to 10 mph.

    High: 79 °F

    Patchy Smoke
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm.  Partly cloudy, with a low around 56. East northeast wind 10 to 13 mph.  Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 84. East southeast wind 10 to 15 mph.  Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 62. East southeast wind 10 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 86. Southeast wind 10 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. Southeast wind 11 to 15 mph.  Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 88. South southeast wind 11 to 17 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 88 °F

    Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 83. East southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 58. East northeast wind 8 to 13 mph becoming north northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Friday
Patchy smoke before 8am. Partly sunny, with a high near 79. North wind 8 to 10 mph.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 56. East northeast wind 10 to 13 mph. Chance of precipitation is 40%.
Saturday
A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. East southeast wind 10 to 15 mph. Chance of precipitation is 20%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. East southeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Southeast wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind 11 to 15 mph. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88. South southeast wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Reliance SD
 43.88°N 99.6°W (Elev. 1781 ft)
7:46 am CDT Jun 12, 2025
8am CDT Jun 12, 2025-6pm CDT Jun 18, 2025
 
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