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

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

Lat: 40.04°NLon: 105.23°WElev: 5288ft.

Fair

66°F

19°C

Humidity 60%
Wind Speed SW 5 mph
Barometer 30.28 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Aug 4:35 am MDT
Extended Forecast for

Jamestown CO

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Increasing clouds, with a high near 79. Light and variable wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 60%.

    High: 79 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 59. South southwest wind 5 to 8 mph becoming west after midnight. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 81. West wind 5 to 9 mph.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 60. West wind 3 to 8 mph. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 79. West wind 5 to 8 mph becoming light and variable in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 70%.

    High: 79 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.

    High: 76 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Increasing clouds, with a high near 79. Light and variable wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 59. South southwest wind 5 to 8 mph becoming west after midnight. Chance of precipitation is 50%.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 81. West wind 5 to 9 mph.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 60. West wind 3 to 8 mph. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 79. West wind 5 to 8 mph becoming light and variable in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 77. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Jamestown CO
 40.12°N 105.4°W (Elev. 7664 ft)
Last Update:
2:15 am MDT Aug 22, 2026
Forecast Valid:
4am MDT Aug 22, 2026-6pm MDT Aug 28, 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