Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

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

Fair

66°F

19°C

Humidity 93%
Wind Speed Calm
Barometer 30.08 in (1018.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 29 Aug 9:52 pm CDT
Extended Forecast for

Bismarck ND

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm.  Patchy fog.  Otherwise, mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 79. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 59. Southeast wind 5 to 7 mph becoming calm  after midnight.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 78. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 78 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 59. South wind 5 to 7 mph.

    Low: 59 °F

    Mostly Cloudy

  • Labor Day

    Labor Day: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 81. Southwest wind 5 to 7 mph.  Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Southwest wind around 7 mph becoming southeast in the evening.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 74. North wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 74 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. North wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers before 11pm. Patchy fog. Otherwise, mostly cloudy, with a low around 60. Calm wind.
Saturday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 79. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 59. Southeast wind 5 to 7 mph becoming calm after midnight.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 59. South wind 5 to 7 mph.
Labor Day
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 81. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 57. Southwest wind around 7 mph becoming southeast in the evening.
Tuesday
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 74. North wind 7 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 46. North wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 63. North wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 43. North wind 5 to 9 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 72. West wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 47. Northwest wind 6 to 9 mph.
Friday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Bismarck ND
 46.81°N 100.8°W
10:29 pm CDT Aug 29, 2025
10pm CDT Aug 29, 2025-6pm CDT Sep 5, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database