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

56°F

13°C

Humidity 84%
Wind Speed SE 8 mph
Barometer 30.00 in (1011.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 20 Jun 12:53 pm MDT
Extended Forecast for

7 Miles SW Rochford SD

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 65. Southeast wind 5 to 7 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then a chance of showers. Low around 47. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 80%.

    Low: 47 °F

    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 56. North wind 3 to 8 mph. Winds could gust as high as 22 mph. Chance of precipitation is 70%.

    High: 56 °F

    Showers
    Likely

  • 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 40. North wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 60. Light and variable wind. Winds could gust as high as 15 mph. Chance of precipitation is 90%.

    High: 60 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 41. Calm wind becoming northwest around 5 mph after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61.

    High: 61 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 65. Southeast wind 5 to 7 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms before 3am, then a chance of showers. Low around 47. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 80%.
Sunday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 56. North wind 3 to 8 mph. Winds could gust as high as 22 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 40. North wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Monday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 60. Light and variable wind. Winds could gust as high as 15 mph. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 41. Calm wind becoming northwest around 5 mph after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 41.
Thursday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 63.
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 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Rochford SD
 44.05°N 103.84°W (Elev. 6598 ft)
Last Update:
12:37 pm MDT Jun 20, 2026
Forecast Valid:
1pm MDT Jun 20, 2026-6pm MDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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