Severe Thunderstorms in the Ohio and Tennessee Valleys; Flash Flooding Possible in the Southwest

Scattered damaging winds, isolated severe hail, and a brief tornado or two are possible from the Upper Ohio to Tennessee Valleys during the late afternoon and evening. Across the Southwest, monsoonal moisture will continue to bring heavy rain and a threat for isolated to scattered flash flooding through Saturday. Read More >

Current conditions at

Hettinger, Hettinger Municipal Airport (KHEI)

Lat: 46.01°NLon: 102.65°WElev: 2703ft.

Fair

29°F

-2°C

Humidity 96%
Wind Speed Calm
Barometer 30.14 in (1021.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 6 Sep 2:53 am MDT
Extended Forecast for

11 Miles SE Ralph SD

Frost Advisory until September 6, 07:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until September 6, 07:00am

    NOW until 7:00am Sat

    Frost Advisory

  • Overnight

    Low: 31 °F

    Patchy Frost

  • Saturday

    Saturday: Areas of frost before 8am.  Otherwise, sunny, with a high near 67. Calm wind becoming north around 5 mph in the afternoon.

    High: 67 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. Southeast wind 5 to 10 mph.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. Northwest wind 5 to 10 mph becoming light north  after midnight. Winds could gust as high as 15 mph.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. Light and variable wind becoming east 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 81 °F

    Sunny

Detailed Forecast

Overnight
Patchy frost. Otherwise, mostly clear, with a low around 31. Calm wind.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 67. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 39. Southeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 75. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 48. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 85. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 50. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 81. Light and variable wind becoming east 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
A slight chance of showers before noon. Partly sunny, with a high near 77. Breezy.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Breezy.
Thursday
A slight chance of showers. Mostly cloudy, with a high near 75.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SE Ralph SD
 45.67°N 102.92°W (Elev. 2674 ft)
1:49 am MDT Sep 6, 2025
2am MDT Sep 6, 2025-6pm MDT Sep 12, 2025
 
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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