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

Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

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

Fair

62°F

17°C

Humidity 73%
Wind Speed W 12 mph
Barometer 30.06 in (1017.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 9 Sep 2:52 am CDT
Extended Forecast for

Bismarck ND

  • Overnight

    Overnight: A 40 percent chance of showers before 4am. Mostly cloudy early, then becoming mostly clear, with a steady temperature around 59. West wind around 10 mph, with gusts as high as 21 mph.

    Low: 59 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 75. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Light south wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. South wind 5 to 9 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. North wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46. Northwest wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 67. Northwest wind 5 to 8 mph.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 1am. Mostly cloudy, with a low around 45. Northwest wind 5 to 9 mph becoming east after midnight.

    Low: 45 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A 40 percent chance of showers before 4am. Mostly cloudy early, then becoming mostly clear, with a steady temperature around 59. West wind around 10 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 75. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 87. Light south wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Mostly clear, with a low around 55. South wind 5 to 9 mph becoming calm after midnight.
Friday
Sunny, with a high near 76. North wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Friday Night
Mostly clear, with a low around 46. Northwest wind 6 to 15 mph, with gusts as high as 25 mph.
Saturday
Partly sunny, with a high near 67. Northwest wind 5 to 8 mph.
Saturday Night
A chance of showers after 1am. Mostly cloudy, with a low around 45. Northwest wind 5 to 9 mph becoming east after midnight.
Sunday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 60. Breezy, with an east wind 13 to 20 mph, with gusts as high as 31 mph.
Sunday Night
Showers. Mostly cloudy, with a low around 47. East wind 10 to 16 mph, with gusts as high as 28 mph.
Monday
A chance of showers. Mostly cloudy, with a high near 64. East wind 10 to 17 mph becoming west in the afternoon. Winds could gust as high as 29 mph.
Monday Night
Partly cloudy, with a low around 42. Northwest wind 6 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 67.
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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:
1:31 am CDT Sep 9, 2026
Forecast Valid:
3am CDT Sep 9, 2026-6pm CDT Sep 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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