Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Hazardous Weather Conditions

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

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

Fair

69°F

21°C

Humidity 90%
Wind Speed E 6 mph
Barometer 29.94 in (1013.0 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 5 Sep 11:52 pm CDT
Extended Forecast for

Bismarck ND

  • Overnight

    Overnight: A 20 percent chance of showers.  Mostly cloudy, with a steady temperature around 71. East wind 6 to 9 mph.

    Low: 71 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before 4pm, then a slight chance of showers and thunderstorms between 4pm and 5pm.  Mostly sunny and hot, with a high near 91. Southeast wind 6 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 4am, then a chance of showers and thunderstorms after 4am.  Mostly cloudy, with a low around 67. Southeast wind 10 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 30%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Labor Day

    Labor Day: Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm.  Cloudy, then gradually becoming mostly sunny, with a high near 88. Southeast wind 11 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%.

    High: 88 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81. Windy, with a west wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 81 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. Breezy, with a west wind 16 to 24 mph, with gusts as high as 39 mph.

    Low: 55 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Northwest wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a steady temperature around 71. East wind 6 to 9 mph.
Sunday
A slight chance of showers before 4pm, then a slight chance of showers and thunderstorms between 4pm and 5pm. Mostly sunny and hot, with a high near 91. Southeast wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 67. Southeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Labor Day
Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. Southeast wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Monday Night
Partly cloudy, with a low around 62. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 81. Windy, with a west wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 40 mph.
Tuesday Night
Mostly clear, with a low around 55. Breezy, with a west wind 16 to 24 mph, with gusts as high as 39 mph.
Wednesday
Sunny, with a high near 79. Northwest wind 11 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 53. Northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 85. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Mostly clear, with a low around 57. South wind around 7 mph.
Friday
Sunny, with a high near 82. Northwest wind 6 to 11 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 54. North wind 7 to 10 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Bismarck ND
 46.81°N 100.8°W
10:36 pm CDT Sep 5, 2026
12am CDT Sep 6, 2026-6pm CDT Sep 12, 2026
 
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Additional Resources

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