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

Bismarck, Bismarck Municipal Airport (KBIS)

Lat: 46.78°NLon: 100.76°WElev: 1677ft.

Fair

45°F

7°C

Humidity 93%
Wind Speed SE 9 mph
Barometer 30.02 in (1016.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 21 May 5:52 am CDT
Extended Forecast for

Bismarck ND

  • Today

    Today: Mostly sunny, with a high near 70. South wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49. Southeast wind 8 to 16 mph, with gusts as high as 23 mph.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers, mainly after 1pm. High near 59. East wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers likely before 1am. Mostly cloudy, with a low around 42. East wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 71. West wind 3 to 6 mph.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. South wind 3 to 5 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. South wind 6 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 88. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 70. South wind 14 to 18 mph, with gusts as high as 28 mph.
Tonight
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49. Southeast wind 8 to 16 mph, with gusts as high as 23 mph.
Friday
Showers, mainly after 1pm. High near 59. East wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely before 1am. Mostly cloudy, with a low around 42. East wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 71. West wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 45. South wind 3 to 5 mph.
Sunday
Sunny, with a high near 82. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 53. South wind 6 to 10 mph.
Memorial Day
Sunny, with a high near 88. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 59. South wind around 11 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 89. Breezy, with a south wind 14 to 23 mph, with gusts as high as 34 mph.
Tuesday Night
Partly cloudy, with a low around 60. Breezy, with a southeast wind 16 to 20 mph, with gusts as high as 31 mph.
Wednesday
Mostly sunny, with a high near 85. Breezy, with a southeast wind 15 to 21 mph, with gusts as high as 33 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bismarck ND
 46.81°N 100.76°W
Last Update:
5:06 am CDT May 21, 2026
Forecast Valid:
6am CDT May 21, 2026-6pm CDT May 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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