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

Areas of Dangerous Heat and Heavy Rainfall Today

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley today. Heat Advisories remain in effect. Heavy to excessive rainfall today could bring areas of flooding to parts of the northern High Plains and Midwest into the Ohio Valley. Flood Watches remain in effect. Read More >

Current conditions at

Hettinger, Hettinger Municipal Airport (KHEI)

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

Light Rain

56°F

13°C

Humidity 93%
Wind Speed SE 8 mph
Barometer 30.17 in (1021.5 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Sep 3:53 pm MDT
Extended Forecast for

Bison SD

  • This Afternoon

    This Afternoon: Showers. Patchy fog. High near 58. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 58 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers, mainly before midnight. Patchy fog. Low around 47. East wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    Low: 47 °F

    Showers and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A 20 percent chance of showers before noon. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 62. Southeast wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 62 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45. Southeast wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66. Breezy, with a southeast wind 14 to 24 mph, with gusts as high as 37 mph.

    High: 66 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Breezy, with a southeast wind 21 to 23 mph, with gusts as high as 37 mph.

    Low: 50 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. Breezy.

    High: 74 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers. Patchy fog. High near 58. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Tonight
Showers, mainly before midnight. Patchy fog. Low around 47. East wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Monday
A 20 percent chance of showers before noon. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 62. Southeast wind 6 to 10 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 45. Southeast wind 10 to 14 mph, with gusts as high as 23 mph.
Tuesday
Mostly cloudy, with a high near 66. Breezy, with a southeast wind 14 to 24 mph, with gusts as high as 37 mph.
Tuesday Night
Mostly cloudy, with a low around 50. Breezy, with a southeast wind 21 to 23 mph, with gusts as high as 37 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. Breezy.
Wednesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 77. Breezy.
Friday Night
Partly cloudy, with a low around 54. Breezy.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bison SD
 45.52°N 102.48°W (Elev. 2799 ft)
Last Update:
3:36 pm MDT Sep 20, 2026
Forecast Valid:
4pm MDT Sep 20, 2026-6pm MDT Sep 27, 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