Threats of Heavy Rainfall, Severe Thunderstorms and Dangerous Heat

Several complexes of thunderstorms, some severe with heavy rainfall, will impact areas from the northern Plains, Great Lakes, Ohio Valley to the mid-Atlantic. This threat will shift toward the Carolinas on Friday. Heavy rainfall, remnants of Edouard, continues for portions of eastern Texas through today. In-between these systems, a dome of high pressure and heat for central and eastern states. Read More >

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

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

Fair

79°F

26°C

Humidity 58%
Wind Speed Calm
Barometer 29.79 in (1008.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 3 Sep 6:52 pm CDT
Extended Forecast for

3 Miles N Bismarck ND

  • Tonight

    Tonight: Increasing clouds, with a low around 58. North wind around 6 mph becoming light and variable.

    Low: 58 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing and hot, with a high near 91. East wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 91 °F

    Hot

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am.  Partly cloudy, with a low around 66. Southeast wind 11 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Sunny and hot, with a high near 94. Heat index values as high as 97. Southeast wind around 11 mph, with gusts as high as 21 mph.

    High: 94 °F

    Hot

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 67. Southeast wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 67 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 89. Southeast wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 65. East wind around 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

  • Labor Day

    Labor Day: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 85. South wind 15 to 17 mph, with gusts as high as 29 mph.

    High: 85 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 62. Southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 58. North wind around 6 mph becoming light and variable.
Friday
Mostly cloudy through mid morning, then gradual clearing and hot, with a high near 91. East wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Friday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Partly cloudy, with a low around 66. Southeast wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Saturday
Sunny and hot, with a high near 94. Heat index values as high as 97. Southeast wind around 11 mph, with gusts as high as 21 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67. Southeast wind 8 to 11 mph, with gusts as high as 18 mph.
Sunday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Southeast wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. East wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Labor Day
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 85. South wind 15 to 17 mph, with gusts as high as 29 mph.
Monday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 62. Southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph.
Tuesday
Mostly sunny, with a high near 81. West wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 54. West wind 6 to 13 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 77. Northwest wind 7 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 52. Northwest wind 7 to 11 mph becoming northeast after midnight. Winds could gust as high as 21 mph.
Thursday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Bismarck ND
 46.85°N 100.77°W
6:31 pm CDT Sep 3, 2026
7pm CDT Sep 3, 2026-6pm CDT Sep 10, 2026
 
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