National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Overcast

59°F

15°C

Humidity 67%
Wind Speed SE 9 mph
Barometer 30.04 in (1012.4 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Jun 9:53 am MDT
Extended Forecast for

8 Miles ESE Rochford SD

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 69. Southeast wind 5 to 7 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 69 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Cloudy, with a low around 53. Southeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 70%.

    Low: 53 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 62. Calm wind becoming northwest around 6 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%.

    High: 62 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 42. Light north wind. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 66. Light and variable wind. Winds could gust as high as 16 mph. Chance of precipitation is 90%.

    High: 66 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before midnight. Low around 41. Calm wind. Winds could gust as high as 15 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 68.

    High: 68 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers after midnight. Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 69. Southeast wind 5 to 7 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Tonight
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Cloudy, with a low around 53. Southeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 70%.
Sunday
Showers likely, with thunderstorms also possible after noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 62. Calm wind becoming northwest around 6 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 42. Light north wind. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Monday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 66. Light and variable wind. Winds could gust as high as 16 mph. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before midnight. Low around 41. Calm wind. Winds could gust as high as 15 mph. Chance of precipitation is 80%.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 68.
Tuesday Night
A slight chance of showers after midnight. Mostly clear, with a low around 40.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 43.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 70.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 46.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ESE Rochford SD
 44.08°N 103.6°W (Elev. 4843 ft)
Last Update:
10:44 am MDT Jun 20, 2026
Forecast Valid:
10am MDT Jun 20, 2026-6pm MDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation