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

72°F

22°C

Humidity 16%
Wind Speed SW 3 mph
Barometer 29.78 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 22 Apr 10:35 am MDT
Extended Forecast for

Boulder CO

Fire Weather Watch April 23, 10:00am until April 23, 08:00pm
Red Flag Warning until April 23, 12:00am
Click here for hazard details and duration
Fire Weather Watch
Red Flag Warning
  •  
    Red Flag Warning until April 23, 12:00am

    NOW until 12:00am Thu

    Red Flag Warning

  • Today

    High: 82 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Breezy, with a west southwest wind 16 to 21 mph becoming southwest 10 to 15 mph after midnight. Winds could gust as high as 33 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 63. Breezy, with a south southwest wind 9 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 63 °F

    Breezy. Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 2am. Mostly clear, with a low around 39. West northwest wind 8 to 13 mph becoming light west after midnight. Winds could gust as high as 28 mph.

    Low: 39 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of rain and snow showers before 9am, then a chance of rain showers. Mostly sunny, with a high near 65. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

    High: 65 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 82. Breezy, with a southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Partly cloudy, with a low around 45. Breezy, with a west southwest wind 16 to 21 mph becoming southwest 10 to 15 mph after midnight. Winds could gust as high as 33 mph.
Thursday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 63. Breezy, with a south southwest wind 9 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph.
Thursday Night
A 20 percent chance of showers after 2am. Mostly clear, with a low around 39. West northwest wind 8 to 13 mph becoming light west after midnight. Winds could gust as high as 28 mph.
Friday
A slight chance of rain and snow showers before 9am, then a chance of rain showers. Mostly sunny, with a high near 65. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 35.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 67.
Saturday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 42.
Sunday
Showers likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 62.
Sunday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 35.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 60.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Boulder CO
 40.04°N 105.25°W (Elev. 5404 ft)
Last Update:
2:56 am MDT Apr 22, 2026
Forecast Valid:
10am MDT Apr 22, 2026-6pm MDT Apr 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