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Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Current conditions at

Jamestown, Jamestown Municipal Airport (KJMS)

Lat: 46.93°NLon: 98.68°WElev: 1499ft.

Fair

69°F

21°C

Humidity 78%
Wind Speed W 5 mph
Barometer 29.90 in (1011.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 20 Aug 8:56 am CDT
Extended Forecast for

Jamestown ND

  • Today

    Today: Mostly sunny, with a high near 82. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 82 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northwest wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 23 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers between 2pm and 3pm. Mostly sunny, with a high near 81. Light west wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

    High: 81 °F

    Sunny then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. North wind 5 to 13 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. North wind 3 to 8 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53. Northeast wind around 6 mph becoming southeast after midnight.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79. Southeast wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. Southeast wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 83. South wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.

    High: 83 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 82. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Tonight
Mostly clear, with a low around 55. Northwest wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 23 mph.
Friday
A slight chance of showers between 2pm and 3pm. Mostly sunny, with a high near 81. Light west wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 54. North wind 5 to 13 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 78. North wind 3 to 8 mph.
Saturday Night
Partly cloudy, with a low around 53. Northeast wind around 6 mph becoming southeast after midnight.
Sunday
Partly sunny, with a high near 79. Southeast wind 6 to 15 mph, with gusts as high as 24 mph.
Sunday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. Southeast wind 10 to 14 mph, with gusts as high as 22 mph.
Monday
A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 83. South wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.
Monday Night
Mostly clear, with a low around 61. West wind 8 to 11 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 81. Northwest wind 10 to 17 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 56. Northwest wind 5 to 13 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 79. North wind 6 to 11 mph, with gusts as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jamestown ND
 46.88°N 98.7°W
Last Update:
7:36 am CDT Aug 20, 2026
Forecast Valid:
9am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation