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

Harvey Municipal Airport (K5H4)

Lat: 47.79°NLon: 99.93°WElev: 1608ft.

Fair

54°F

12°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 30.04 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Aug 2:35 am CDT
Extended Forecast for

2 Miles WNW Balfour ND

  • Overnight

    Overnight: A 20 percent chance of showers after 4am. Partly cloudy, with a steady temperature around 55. Calm wind.

    Low: 55 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 10 percent chance of showers before 7am. Mostly sunny, with a high near 74. Light northwest wind increasing to 5 to 9 mph in the afternoon.

    High: 74 °F

    Slight Chance
    Showers then
    Sunny

  • Tuesday Night

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

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. South wind 5 to 8 mph.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Southeast wind 5 to 10 mph becoming southwest after midnight.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Northwest wind 5 to 15 mph, with gusts as high as 23 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. North wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. North wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers after 4am. Partly cloudy, with a steady temperature around 55. Calm wind.
Tuesday
A 10 percent chance of showers before 7am. Mostly sunny, with a high near 74. Light northwest wind increasing to 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 50. Northwest wind 5 to 8 mph becoming light and variable.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. South wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 58. Southeast wind 5 to 10 mph becoming southwest after midnight.
Thursday
Mostly sunny, with a high near 84. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 56. Northwest wind 5 to 15 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 80. North wind 6 to 15 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 52. North wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Saturday
Mostly sunny, with a high near 79. Light southeast wind becoming east 5 to 9 mph in the morning.
Saturday Night
Partly cloudy, with a low around 57. East wind 11 to 14 mph, with gusts as high as 24 mph.
Sunday
A chance of showers. Partly sunny, with a high near 82. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 59. South wind 10 to 18 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Balfour ND
 47.97°N 100.59°W
Last Update:
2:16 am CDT Aug 18, 2026
Forecast Valid:
2am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation