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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

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

Overcast

60°F

16°C

Humidity 90%
Wind Speed NE 9 mph
Barometer 30.09 in (1019.1 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 19 Sep 9:52 am CDT
Extended Forecast for

3 Miles NNE Bismarck ND

  • Today

    Today: Patchy fog before 1pm. Otherwise, cloudy, with a high near 66. Northeast wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 66 °F

    Patchy Fog

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before midnight. Cloudy, with a low around 50. East wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before 10am, then a slight chance of showers after 1pm. Cloudy, with a high near 62. East wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47. East wind 6 to 8 mph.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68. Southeast wind 5 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. Southeast wind around 9 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 69 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. Southeast wind around 16 mph, with gusts as high as 26 mph.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 73. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 29 mph.

    High: 73 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

Today
Patchy fog before 1pm. Otherwise, cloudy, with a high near 66. Northeast wind 6 to 10 mph, with gusts as high as 18 mph.
Tonight
A 40 percent chance of showers, mainly before midnight. Cloudy, with a low around 50. East wind 11 to 14 mph, with gusts as high as 21 mph.
Sunday
A slight chance of showers before 10am, then a slight chance of showers after 1pm. Cloudy, with a high near 62. East wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 47. East wind 6 to 8 mph.
Monday
Mostly sunny, with a high near 68. Southeast wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 47. Southeast wind around 9 mph.
Tuesday
Mostly sunny, with a high near 69. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 52. Southeast wind around 16 mph, with gusts as high as 26 mph.
Wednesday
Partly sunny, with a high near 73. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 53. Southeast wind 9 to 13 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 75. Southeast wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 54. Southeast wind around 10 mph.
Friday
Partly sunny, with a high near 76. South wind 10 to 18 mph, with gusts as high as 28 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Bismarck ND
 46.85°N 100.74°W
Last Update:
5:36 am CDT Sep 19, 2026
Forecast Valid:
10am CDT Sep 19, 2026-6pm CDT Sep 25, 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