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

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

Dunn County Airport - Weydahl Field (K9Y1)

Lat: 47.39°NLon: 102.77°WElev: 2249ft.

Partly Cloudy

54°F

12°C

Humidity 100%
Wind Speed W 2 mph
Barometer 30.03 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Aug 2:15 am MDT
Extended Forecast for

Halliday ND

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 52. Northwest wind around 5 mph.

    Low: 52 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 10 percent chance of showers before 7am. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 77. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 77 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. North wind 5 to 8 mph becoming light and variable in the evening.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny, with a high near 86. Light southwest wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. West wind 5 to 8 mph becoming light and variable.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 87. Light northwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 87 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. North wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Light north wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. North wind 6 to 11 mph becoming light and variable after midnight.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 52. Northwest wind around 5 mph.
Tuesday
A 10 percent chance of showers before 7am. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 77. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 50. North wind 5 to 8 mph becoming light and variable in the evening.
Wednesday
A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny, with a high near 86. Light southwest wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 55. West wind 5 to 8 mph becoming light and variable.
Thursday
Mostly sunny, with a high near 87. Light northwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 54. North wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 82. Light north wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 51. North wind 6 to 11 mph becoming light and variable after midnight.
Saturday
Mostly sunny, with a high near 82. Light southeast wind increasing to 13 to 18 mph in the morning. Winds could gust as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 57. Southeast wind around 16 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 86. Breezy, with a southeast wind 16 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 56. Southwest wind 5 to 15 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Halliday ND
 47.35°N 102.35°W
Last Update:
3:22 am CDT Aug 18, 2026
Forecast Valid:
3am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation