Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

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

Fair

87°F

31°C

Humidity 31%
Wind Speed S 14 mph
Barometer 29.88 in (1011.1 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 19 Aug 4:52 pm CDT
Extended Forecast for

Bismarck Municipal Airport ND

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 87. South wind around 14 mph, with gusts as high as 20 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 59. Southwest wind 5 to 13 mph becoming west after midnight.

    Low: 59 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87. Northwest wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Northwest wind 6 to 11 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. North wind 6 to 11 mph becoming light northeast  after midnight. Winds could gust as high as 18 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83. Calm wind becoming east around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. East wind 7 to 9 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 84. Southeast wind 10 to 16 mph, with gusts as high as 23 mph.

    High: 84 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. South wind around 14 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 59. Southwest wind 5 to 13 mph becoming west after midnight.
Thursday
Sunny, with a high near 87. Northwest wind 6 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 57. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 87. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 55. North wind 6 to 11 mph becoming light northeast after midnight. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 83. Calm wind becoming east around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 58. East wind 7 to 9 mph.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Southeast wind 10 to 16 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 60. Southeast wind 8 to 15 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 89. South wind 7 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 59. Northwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 87. Northwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Bismarck Municipal Airport ND
 46.79°N 100.76°W
5:41 pm CDT Aug 19, 2026
5pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

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