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

Central U.S. Severe Storms and Heavy Rain; Western Fire Weather Threats

A strong system will produce a swath of impacts. Severe storms with large hail, damaging winds, and a couple of tornadoes will be possible in the south and central Plains. Heavy rain could cause flash flooding in the Mid Mississippi Valley. Mountain snow will develop in the Rockies. Critical fire weather threats are expected across northern California and the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

52°F

11°C

Humidity 54%
Wind Speed S 3 mph
Barometer 29.72 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 8 May 5:15 am MDT
Extended Forecast for

Jamestown CO

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 57. Breezy, with a west wind 13 to 18 mph, with gusts as high as 30 mph.

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

    High: 57 °F

  • Tonight

    Tonight: A chance of rain showers before 10pm, then a chance of rain and snow showers between 10pm and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Mostly cloudy, with a low around 31. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow

    Low: 31 °F

  • Sunday

    Sunday: A chance of snow showers before 2pm, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 42. East southeast wind 3 to 7 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

    High: 42 °F

  • Sunday
    Night

    Sunday Night: Rain and snow showers, becoming all snow after 9pm. Some thunder is also possible. Low around 32. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Rain/Snow
    then Snow
    Showers

    Low: 32 °F

  • Monday

    Monday: Snow showers. Some thunder is also possible. High near 36. East wind 3 to 7 mph. Chance of precipitation is 100%.

    Snow Showers

    High: 36 °F

  • Monday
    Night

    Monday Night: Snow showers. Some thunder is also possible. Low around 27. Chance of precipitation is 90%.

    Snow Showers
    then Snow
    Showers
    Likely

    Low: 27 °F

  • Tuesday

    Tuesday: Snow showers likely before 5pm, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.

    Snow Showers
    Likely then
    Rain/Snow
    Likely

    High: 39 °F

  • Tuesday
    Night

    Tuesday Night: A chance of rain and snow showers before 7pm, then a chance of snow showers between 7pm and midnight. Partly cloudy, with a low around 29.

    Chance
    Rain/Snow
    then Partly
    Cloudy

    Low: 29 °F

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 51.

    Sunny then
    Slight Chance
    T-storms

    High: 51 °F

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 57. Breezy, with a west wind 13 to 18 mph, with gusts as high as 30 mph.
Tonight
A chance of rain showers before 10pm, then a chance of rain and snow showers between 10pm and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Mostly cloudy, with a low around 31. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday
A chance of snow showers before 2pm, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 42. East southeast wind 3 to 7 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday Night
Rain and snow showers, becoming all snow after 9pm. Some thunder is also possible. Low around 32. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow showers. Some thunder is also possible. High near 36. East wind 3 to 7 mph. Chance of precipitation is 100%.
Monday Night
Snow showers. Some thunder is also possible. Low around 27. Chance of precipitation is 90%.
Tuesday
Snow showers likely before 5pm, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.
Tuesday Night
A chance of rain and snow showers before 7pm, then a chance of snow showers between 7pm and midnight. Partly cloudy, with a low around 29.
Wednesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 51.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 40.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 65.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Jamestown CO
 40.12°N 105.4°W (Elev. 7664 ft)
Last Update:
3:33 am MDT May 8, 2021
Forecast Valid:
5am MDT May 8, 2021-6pm MDT May 14, 2021
 
Forecast Discussion
 
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Additional Resources

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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