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

Major Winter Storm Ongoing in the Upper Midwest and Great Lakes; Severe Weather Along the East Coast

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through today across the Upper Midwest and Upper Great Lakes. Widespread severe storms are expected across the entire eastern U.S. with the highest threat over the interior Mid-Atlantic, where there is a risk for damaging wind gusts and a few tornadoes. Heat continues to build in the West. Read More >

Hazardous Weather Conditions

Current conditions at

Hettinger, Hettinger Municipal Airport (KHEI)

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

Fair

24°F

-4°C

Humidity 57%
Wind Speed S 5 mph
Barometer 30.07 in (1023.4 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 16 Mar 2:53 pm MDT
Extended Forecast for

Bison SD

  • Tonight

    Tonight: A chance of snow before 4am, then freezing rain likely, possibly mixed with snow and sleet between 4am and 5am, then freezing rain likely after 5am. Mostly cloudy, with a low around 16. Wind chill values as low as 1. Southeast wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. Total nighttime snow and sleet accumulation of less than a half inch possible.

    Low: 16 °F

    Mostly Cloudy
    then Wintry
    Mix Likely

  • Tuesday

    Tuesday: A slight chance of freezing rain before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 56. Wind chill values as low as 8 early. Breezy, with a south wind 15 to 20 mph becoming northwest 24 to 29 mph in the morning. Winds could gust as high as 43 mph. Chance of precipitation is 20%.

    High: 56 °F

    Breezy.
    Slight Chance
    Freezing Rain
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. Breezy, with a west wind 14 to 23 mph, with gusts as high as 39 mph.

    Low: 37 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. Breezy, with a west wind 14 to 22 mph, with gusts as high as 34 mph.

    High: 68 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. West wind 11 to 17 mph, with gusts as high as 28 mph.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. West wind 11 to 18 mph, with gusts as high as 26 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. West wind 11 to 14 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73. Breezy, with a west wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 73 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Tonight
A chance of snow before 4am, then freezing rain likely, possibly mixed with snow and sleet between 4am and 5am, then freezing rain likely after 5am. Mostly cloudy, with a low around 16. Wind chill values as low as 1. Southeast wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. Total nighttime snow and sleet accumulation of less than a half inch possible.
Tuesday
A slight chance of freezing rain before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 56. Wind chill values as low as 8 early. Breezy, with a south wind 15 to 20 mph becoming northwest 24 to 29 mph in the morning. Winds could gust as high as 43 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 37. Breezy, with a west wind 14 to 23 mph, with gusts as high as 39 mph.
Wednesday
Partly sunny, with a high near 68. Breezy, with a west wind 14 to 22 mph, with gusts as high as 34 mph.
Wednesday Night
Partly cloudy, with a low around 38. West wind 11 to 17 mph, with gusts as high as 28 mph.
Thursday
Mostly sunny, with a high near 75. West wind 11 to 18 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 44. West wind 11 to 14 mph, with gusts as high as 23 mph.
Friday
Mostly sunny, with a high near 73. Breezy, with a west wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 33 mph.
Friday Night
Partly cloudy, with a low around 43. Breezy.
Saturday
Mostly sunny, with a high near 63. Breezy.
Saturday Night
Mostly cloudy, with a low around 31. Blustery.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 53.
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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:
12:46 pm MDT Mar 16, 2026
Forecast Valid:
3pm MDT Mar 16, 2026-6pm MDT Mar 23, 2026
 
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Additional Resources

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