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

61°F

16°C

Humidity 87%
Wind Speed E 6 mph
Barometer 30.11 in (1019.5 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 19 Sep 10:52 am CDT
Extended Forecast for

5 Miles NNE Mandan ND

  • Today

    Today: Patchy fog before 1pm. Otherwise, cloudy, with a high near 68. Northeast wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 68 °F

    Patchy Fog

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before midnight. Cloudy, with a low around 49. East wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 49 °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 63. East wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 63 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46. East wind 5 to 8 mph.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 69. Light east wind becoming southeast 5 to 9 mph in the morning.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46. Southeast wind 7 to 9 mph.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. Southeast wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51. Southeast wind around 16 mph, with gusts as high as 26 mph.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 74. Southeast wind 14 to 17 mph, with gusts as high as 29 mph.

    High: 74 °F

    Partly Sunny

Detailed Forecast

Today
Patchy fog before 1pm. Otherwise, cloudy, with a high near 68. Northeast wind 8 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 49. East wind 10 to 13 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 63. East wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 46. East wind 5 to 8 mph.
Monday
Mostly sunny, with a high near 69. Light east wind becoming southeast 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 46. Southeast wind 7 to 9 mph.
Tuesday
Mostly sunny, with a high near 70. Southeast wind 10 to 18 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 51. Southeast wind around 16 mph, with gusts as high as 26 mph.
Wednesday
Partly sunny, with a high near 74. Southeast wind 14 to 17 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 53. Southeast wind 8 to 13 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 76. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 54. Southeast wind around 9 mph.
Friday
Partly sunny, with a high near 76. Southeast wind 9 to 16 mph, with gusts as high as 28 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Mandan ND
 46.89°N 100.83°W
Last Update:
10:31 am CDT Sep 19, 2026
Forecast Valid:
10am CDT Sep 19, 2026-6pm CDT Sep 25, 2026
 
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Additional Resources

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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