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

Jamestown, Jamestown Municipal Airport (KJMS)

Lat: 46.93°NLon: 98.68°WElev: 1499ft.

Fair

76°F

24°C

Humidity 47%
Wind Speed SW 9 mph
Barometer 29.96 in (1014.3 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 1 Sep 3:56 pm CDT
Extended Forecast for

Sibley ND

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. West northwest wind 5 to 8 mph becoming light and variable.

    Low: 56 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 82. East wind 5 to 7 mph becoming south southwest in the morning.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms between 3am and 4am. Mostly clear, with a low around 58. East wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. Breezy, with an east southeast wind 13 to 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 60. East wind 5 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 89. East northeast wind 5 to 14 mph.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. East southeast wind 9 to 13 mph.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. East wind 11 to 16 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 60. North northeast wind 11 to 14 mph.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 56. West northwest wind 5 to 8 mph becoming light and variable.
Wednesday
Sunny, with a high near 82. East wind 5 to 7 mph becoming south southwest in the morning.
Wednesday Night
A chance of showers and thunderstorms between 3am and 4am. Mostly clear, with a low around 58. East wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. Breezy, with an east southeast wind 13 to 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 60. East wind 5 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 89. East northeast wind 5 to 14 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. East southeast wind 9 to 13 mph.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. East wind 11 to 16 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 60. North northeast wind 11 to 14 mph.
Sunday
Mostly sunny, with a high near 80. North northeast wind 11 to 17 mph.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53. Northeast wind 10 to 15 mph.
Labor Day
A 40 percent chance of showers. Mostly cloudy, with a high near 77. East wind 11 to 17 mph.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 54. Southeast wind 14 to 17 mph.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 76. Breezy, with a southeast wind 17 to 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sibley ND
 47.21°N 97.97°W
Last Update:
3:37 pm CDT Sep 1, 2026
Forecast Valid:
4pm CDT Sep 1, 2026-6pm CDT Sep 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation