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

Jamestown, Jamestown Municipal Airport (KJMS)

Lat: 46.93°NLon: 98.68°WElev: 1499ft.

Partly Cloudy

62°F

17°C

Humidity 75%
Wind Speed NW 5 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 17 Aug 10:56 pm CDT
Extended Forecast for

Jamestown Municipal Airport ND

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 55. North wind 5 to 7 mph.

    Low: 55 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Light north wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51. Northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers between 3pm and 5pm.  Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the morning.  Chance of precipitation is 30%.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers before 7pm.  Partly cloudy, with a low around 59. South wind 5 to 8 mph becoming east in the evening.

    Low: 59 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Southwest wind 8 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. North wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. North wind 5 to 14 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 75. Light north wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 51. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
A chance of showers between 3pm and 5pm. Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 59. South wind 5 to 8 mph becoming east in the evening.
Thursday
Mostly sunny, with a high near 84. Southwest wind 8 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 57. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 81. North wind 7 to 15 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 54. North wind 5 to 14 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 80. Northeast wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 56. Southeast wind around 9 mph.
Sunday
A chance of showers. Partly sunny, with a high near 81. South wind 9 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 60. South wind 9 to 11 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Jamestown Municipal Airport ND
 46.92°N 98.67°W
10:36 pm CDT Aug 17, 2026
11pm 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