Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

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

A Few Clouds

56°F

13°C

Humidity 87%
Wind Speed W 5 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 19 Jun 1:52 am CDT
Extended Forecast for

Napoleon ND

  • Overnight

    Overnight: A 40 percent chance of showers before 3am.  Cloudy early, then becoming partly cloudy, with a low around 48. Southwest wind around 9 mph.

    Low: 48 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 68. Windy, with a northwest wind 15 to 20 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 68 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. Breezy, with a northwest wind 15 to 20 mph becoming light and variable  after midnight. Winds could gust as high as 28 mph.

    Low: 44 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 73. Calm wind becoming east 5 to 9 mph in the morning.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51. East wind 11 to 17 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm.  Mostly cloudy, with a high near 68. East wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. East wind 6 to 10 mph.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 1pm.  Partly sunny, with a high near 70. Southeast wind 7 to 13 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 49. Southwest wind 8 to 11 mph.

    Low: 49 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 40 percent chance of showers before 3am. Cloudy early, then becoming partly cloudy, with a low around 48. Southwest wind around 9 mph.
Juneteenth
Mostly sunny, with a high near 68. Windy, with a northwest wind 15 to 20 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 37 mph.
Friday Night
Partly cloudy, with a low around 44. Breezy, with a northwest wind 15 to 20 mph becoming light and variable after midnight. Winds could gust as high as 28 mph.
Saturday
Sunny, with a high near 73. Calm wind becoming east 5 to 9 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 51. East wind 11 to 17 mph, with gusts as high as 25 mph.
Sunday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 68. East wind 14 to 17 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 48. East wind 6 to 10 mph.
Monday
A chance of showers after 1pm. Partly sunny, with a high near 70. Southeast wind 7 to 13 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49. Southwest wind 8 to 11 mph.
Tuesday
A chance of showers after 1pm. Mostly sunny, with a high near 68. Breezy, with a west wind 10 to 20 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 47. Northwest wind 12 to 17 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 25 mph.
Wednesday
Mostly sunny, with a high near 71. North wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 49. North wind 5 to 7 mph becoming east after midnight.
Thursday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Napoleon ND
 46.52°N 99.76°W
1:31 am CDT Jun 19, 2026
2am CDT Jun 19, 2026-6pm CDT Jun 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database