Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Williston Basin International Airport (KXWA)

Lat: 48.26°NLon: 103.75°WElev: 2353ft.

Fair

63°F

17°C

Humidity 78%
Wind Speed NE 8 mph
Barometer 30.04 in (1017.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 17 Aug 9:51 pm CDT
Extended Forecast for

Williston ND

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 53. North wind 3 to 6 mph.

    Low: 53 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. Northwest wind 5 to 7 mph becoming southeast in the evening.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Light south wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57. Northwest wind 6 to 11 mph becoming light north  after midnight. Winds could gust as high as 20 mph.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 85. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. North wind 5 to 13 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. North wind 5 to 9 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. North wind 7 to 11 mph becoming east after midnight.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53. North wind 3 to 6 mph.
Tuesday
Sunny, with a high near 78. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 54. Northwest wind 5 to 7 mph becoming southeast in the evening.
Wednesday
Mostly sunny, with a high near 86. Light south wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 57. Northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 85. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 56. North wind 5 to 13 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 81. North wind 5 to 9 mph.
Friday Night
Mostly clear, with a low around 55. North wind 7 to 11 mph becoming east after midnight.
Saturday
Mostly sunny, with a high near 82. Breezy, with a southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.
Saturday Night
Mostly cloudy, with a low around 60. Breezy, with a southeast wind 17 to 21 mph, with gusts as high as 32 mph.
Sunday
Mostly sunny, with a high near 86. Breezy, with a southeast wind 16 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Partly cloudy, with a low around 58. West wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.
Monday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Williston ND
 48.16°N 103.64°W
10:21 pm CDT Aug 17, 2026
10pm CDT Aug 17, 2026-6pm CDT Aug 24, 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