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Heavy Rainfall and Severe Thunderstorms in the Midwest and Southwest; Heat Continues in the Southern U.S.

Heavy to excessive rainfall could bring flooding today through Thursday across parts of the central Plains into the Midwest and southern Arizona and New Mexico. Scattered strong to severe thunderstorms may impact parts of eastern Nebraska into western Iowa later today into early evening. Heat Advisories remain in place across much of east Texas into the mid-Mississippi Valley today and Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

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

Overcast and Breezy

58°F

14°C

Humidity 87%
Wind Speed SE 21 G 31 mph
Barometer 29.69 in (1005.3 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 14 Sep 9:52 am CDT
Extended Forecast for

Bismarck ND

Wind Advisory September 14, 03:00pm until September 15, 04:00am
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 1pm. High near 72. Breezy, with a southeast wind 16 to 24 mph becoming west in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers then
    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 48. Windy, with a west wind 17 to 26 mph, with gusts as high as 40 mph.

    Low: 48 °F

    Mostly Clear
    and Windy

  • Tuesday

    Tuesday: Sunny, with a high near 67. Northwest wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. Calm wind becoming east 5 to 8 mph in the evening.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 70. Southeast wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46. Southeast wind 5 to 8 mph becoming northeast after midnight.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72. Light and variable wind becoming southeast 5 to 8 mph in the morning.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 53. Southeast wind around 7 mph.

    Low: 53 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 75. East wind 6 to 9 mph.

    High: 75 °F

    Chance
    Showers

Detailed Forecast

Today
Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 1pm. High near 72. Breezy, with a southeast wind 16 to 24 mph becoming west in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 48. Windy, with a west wind 17 to 26 mph, with gusts as high as 40 mph.
Tuesday
Sunny, with a high near 67. Northwest wind 7 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 45. Calm wind becoming east 5 to 8 mph in the evening.
Wednesday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 70. Southeast wind 9 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 46. Southeast wind 5 to 8 mph becoming northeast after midnight.
Thursday
Mostly sunny, with a high near 72. Light and variable wind becoming southeast 5 to 8 mph in the morning.
Thursday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 53. Southeast wind around 7 mph.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 75. East wind 6 to 9 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 51. Northeast wind 6 to 8 mph.
Saturday
A chance of showers. Partly sunny, with a high near 71. East wind 6 to 8 mph.
Saturday Night
A chance of showers. Partly cloudy, with a low around 50. East wind around 7 mph.
Sunday
A chance of showers. Mostly sunny, with a high near 74. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bismarck ND
 46.81°N 100.8°W
Last Update:
10:36 am CDT Sep 14, 2026
Forecast Valid:
10am CDT Sep 14, 2026-6pm CDT Sep 20, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation