National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Hazardous Weather Conditions

Current conditions at

Williston Basin International Airport (KXWA)

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

Fair and Breezy

68°F

20°C

Humidity 47%
Wind Speed W 21 G 30 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 8 Aug 6:51 pm CDT
Extended Forecast for

Grenora ND

  • Tonight

    Tonight: A chance of showers and thunderstorms. Increasing clouds, with a low around 55. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 50%.

    Low: 55 °F

    Chance
    T-storms and
    Breezy then
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 68. Windy, with a west wind 20 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.

    High: 68 °F

    Showers
    Likely and
    Windy

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 53. Breezy, with a west wind 15 to 24 mph, with gusts as high as 34 mph.

    Low: 53 °F

    Slight Chance
    T-storms and
    Breezy then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 77. Breezy, with a west wind 14 to 20 mph, with gusts as high as 28 mph.

    High: 77 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57. West wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. Northwest wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. Northwest wind 6 to 14 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. South wind 6 to 10 mph becoming west in the afternoon.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 58. Northwest wind 10 to 13 mph becoming southeast after midnight. Winds could gust as high as 18 mph.

    Low: 58 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Increasing clouds, with a low around 55. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 50%.
Saturday
Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 68. Windy, with a west wind 20 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.
Saturday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 53. Breezy, with a west wind 15 to 24 mph, with gusts as high as 34 mph.
Sunday
Sunny, with a high near 77. Breezy, with a west wind 14 to 20 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 57. West wind 8 to 14 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 78. Northwest wind 10 to 16 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 55. Northwest wind 6 to 14 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 80. South wind 6 to 10 mph becoming west in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 58. Northwest wind 10 to 13 mph becoming southeast after midnight. Winds could gust as high as 18 mph.
Wednesday
Mostly sunny, with a high near 82. South wind 13 to 15 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 57. Southeast wind around 11 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 80. Southeast wind 10 to 15 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 57. East wind 10 to 14 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grenora ND
 48.62°N 103.93°W
Last Update:
6:50 pm CDT Aug 8, 2025
Forecast Valid:
7pm CDT Aug 8, 2025-6pm CDT Aug 15, 2025
 
Forecast Discussion
 
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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