Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. 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

12 Miles WSW Gann Valley SD

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm.  Patchy fog before 1pm.  Otherwise, mostly cloudy, with a high near 84. East southeast wind 9 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 2am.  Mostly cloudy, with a low around 63. East southeast wind 7 to 11 mph.  Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 87. Southeast wind 6 to 9 mph.  Chance of precipitation is 20%.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 65. Southeast wind 7 to 9 mph.  Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms.  Partly sunny, with a high near 88. South southeast wind 8 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 40%.

    High: 88 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 61. Northeast wind 6 to 10 mph.  Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 79. Northeast wind 6 to 10 mph.  Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 59. North northeast wind 6 to 9 mph.  Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 79. West northwest wind 6 to 11 mph.  Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 84. East southeast wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 63. East southeast wind 7 to 11 mph. Chance of precipitation is 40%.
Sunday
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Southeast wind 6 to 9 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southeast wind 7 to 9 mph. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. South southeast wind 8 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Northeast wind 6 to 10 mph. Chance of precipitation is 50%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Northeast wind 6 to 10 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. North northeast wind 6 to 9 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 79. West northwest wind 6 to 11 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 57.
Juneteenth
Sunny, with a high near 86.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
Friday
Sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WSW Gann Valley SD
 43.95°N 99.19°W (Elev. 1506 ft)
11:47 am CDT Jun 14, 2025
12pm CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database