Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

Hettinger, Hettinger Municipal Airport (KHEI)

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

Overcast

47°F

8°C

Humidity 93%
Wind Speed N 14 mph
Barometer 29.90 in (1012.9 mb)
Dewpoint 45°F (7°C)
Visibility 8.00 mi
Wind Chill41°F (5°C)
Last update 11 Oct 9:53 am MDT
Extended Forecast for

Bison SD

  • Today

    Today: A slight chance of showers between noon and 2pm.  Cloudy, with a high near 53. North wind 11 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    High: 53 °F

    Cloudy then
    Slight Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after midnight.  Patchy fog after midnight.  Otherwise, cloudy, with a low around 40. Northeast wind 10 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%.

    Low: 40 °F

    Chance
    Showers then
    Showers
    Likely and
    Patchy Fog

  • Columbus Day

    Columbus Day: A 30 percent chance of showers, mainly before noon.  Patchy fog before 9am.  Otherwise, cloudy, with a high near 50. East wind 7 to 14 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 50 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. Northwest wind 5 to 14 mph, with gusts as high as 24 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain before noon.  Mostly cloudy, with a high near 53. Northwest wind 3 to 5 mph.

    High: 53 °F

    Chance Rain
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Light northeast wind.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after noon.  Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain before noon.  Partly sunny, with a high near 57. Breezy.

    High: 57 °F

    Slight Chance
    Rain then
    Mostly Sunny
    and Breezy

Detailed Forecast

Today
A slight chance of showers between noon and 2pm. Cloudy, with a high near 53. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
Showers likely, mainly after midnight. Patchy fog after midnight. Otherwise, cloudy, with a low around 40. Northeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Columbus Day
A 30 percent chance of showers, mainly before noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 50. East wind 7 to 14 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 37. Northwest wind 5 to 14 mph, with gusts as high as 24 mph.
Tuesday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 53. Northwest wind 3 to 5 mph.
Tuesday Night
Mostly cloudy, with a low around 37. Light northeast wind.
Wednesday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 57.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 39.
Thursday
A slight chance of rain before noon. Partly sunny, with a high near 57. Breezy.
Thursday Night
Partly cloudy, with a low around 34. Breezy.
Friday
Sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Bison SD
 45.52°N 102.45°W (Elev. 2799 ft)
9:36 am MDT Oct 11, 2026
10am MDT Oct 11, 2026-6pm MDT Oct 17, 2026
 
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