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.

Partly Cloudy

66°F

19°C

Humidity 50%
Wind Speed NW 6 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 20 Jun 11:56 am CDT
Extended Forecast for

13 Miles NNE Napoleon ND

  • This Afternoon

    This Afternoon: Sunny, with a high near 72. Calm wind becoming east 5 to 8 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Breezy, with an east wind 14 to 22 mph, with gusts as high as 30 mph.

    Low: 51 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 69. Breezy, with an east wind 15 to 21 mph, with gusts as high as 29 mph.

    High: 69 °F

    Decreasing
    Clouds and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 50. East wind 9 to 11 mph.

    Low: 50 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 70. South wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 50. South wind 9 to 11 mph becoming west after midnight. Chance of precipitation is 80%.

    Low: 50 °F

    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 67. Breezy, with a west wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.

    High: 67 °F

    Slight Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. Breezy, with a northwest wind 16 to 21 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 30 mph.

    Low: 47 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 70. North wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 70 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 72. Calm wind becoming east 5 to 8 mph.
Tonight
Mostly cloudy, with a low around 51. Breezy, with an east wind 14 to 22 mph, with gusts as high as 30 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 69. Breezy, with an east wind 15 to 21 mph, with gusts as high as 29 mph.
Sunday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 50. East wind 9 to 11 mph.
Monday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 70. South wind 9 to 13 mph, with gusts as high as 20 mph.
Monday Night
Showers and possibly a thunderstorm. Low around 50. South wind 9 to 11 mph becoming west after midnight. Chance of precipitation is 80%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 67. Breezy, with a west wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 47. Breezy, with a northwest wind 16 to 21 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 30 mph.
Wednesday
Partly sunny, with a high near 70. North wind 10 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 48. North wind 5 to 9 mph becoming southeast after midnight.
Thursday
Mostly sunny, with a high near 73. East wind around 7 mph becoming north in the afternoon.
Thursday Night
Partly cloudy, with a low around 51. East wind 7 to 10 mph becoming southeast after midnight.
Friday
Mostly sunny, with a high near 76. Southeast wind 11 to 18 mph, with gusts as high as 26 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Napoleon ND
 46.69°N 99.68°W
Last Update:
12:36 pm CDT Jun 20, 2026
Forecast Valid:
12pm CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation