Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

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

Fair

77°F

25°C

Humidity 32%
Wind Speed SE 5 mph
Barometer 29.96 in (1014.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 1 Sep 3:52 pm CDT
Extended Forecast for

Napoleon ND

  • Tonight

    Tonight: A slight chance of showers between 7pm and 8pm.  Cloudy, then gradually becoming partly cloudy, with a low around 55. Light and variable wind becoming southeast around 6 mph after midnight.  Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81. Southeast wind 6 to 16 mph, with gusts as high as 23 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. Southeast wind 13 to 16 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 88. Southeast wind 11 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 88 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. Northwest wind 6 to 8 mph becoming east after midnight.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 91. Breezy, with an east wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 91 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 67. Southeast wind 13 to 15 mph, with gusts as high as 23 mph.

    Low: 67 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Sunny and hot, with a high near 90. Southeast wind around 15 mph becoming east in the afternoon. Winds could gust as high as 22 mph.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. Northeast wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers between 7pm and 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 55. Light and variable wind becoming southeast around 6 mph after midnight. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 81. Southeast wind 6 to 16 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 61. Southeast wind 13 to 16 mph, with gusts as high as 25 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 88. Southeast wind 11 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 60. Northwest wind 6 to 8 mph becoming east after midnight.
Friday
Sunny and hot, with a high near 91. Breezy, with an east wind 10 to 20 mph, with gusts as high as 28 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Southeast wind 13 to 15 mph, with gusts as high as 23 mph.
Saturday
Sunny and hot, with a high near 90. Southeast wind around 15 mph becoming east in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 60. Northeast wind 10 to 13 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 81. East wind 13 to 16 mph, with gusts as high as 24 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 56. East wind 14 to 16 mph, with gusts as high as 23 mph.
Labor Day
A chance of showers. Mostly cloudy, with a high near 77. Breezy, with an east wind 17 to 22 mph, with gusts as high as 31 mph.
Monday Night
A chance of showers. Mostly cloudy, with a low around 57. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 29 mph.
Tuesday
A chance of showers. Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Napoleon ND
 46.5°N 99.76°W
3:36 pm CDT Sep 1, 2026
4pm CDT Sep 1, 2026-6pm CDT Sep 8, 2026
 
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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