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

68°F

20°C

Humidity 28%
Wind Speed SE 7 mph
Barometer 29.87 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 15 May 10:35 pm MDT
Extended Forecast for

Boulder CO

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. West northwest wind around 6 mph.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 81. Calm wind becoming east 5 to 8 mph in the morning.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 51. Southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 69. Light and variable wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 80%.

    High: 69 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 41. North northeast wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 90%.

    Low: 41 °F

    Showers

  • Monday

    Monday: Rain, possibly mixed with snow showers. Some thunder is also possible. High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow showers before 9pm, then a chance of rain showers between 9pm and midnight, then a slight chance of rain and snow showers after midnight. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.

    Low: 33 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. West northwest wind around 6 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 81. Calm wind becoming east 5 to 8 mph in the morning.
Saturday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 51. Southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.
Sunday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 69. Light and variable wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm. Low around 41. North northeast wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 90%.
Monday
Rain, possibly mixed with snow showers. Some thunder is also possible. High near 49. Chance of precipitation is 90%.
Monday Night
A chance of rain and snow showers before 9pm, then a chance of rain showers between 9pm and midnight, then a slight chance of rain and snow showers after midnight. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 55.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 38.
Wednesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 43.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 72.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Boulder CO
 40.02°N 105.25°W (Elev. 5358 ft)
Last Update:
12:46 pm MDT May 15, 2026
Forecast Valid:
10pm MDT May 15, 2026-6pm MDT May 22, 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