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 16%
Wind Speed W 6 mph
Barometer 30.14 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 20 Mar 9:15 pm MDT
Extended Forecast for

Boulder CO

Red Flag Warning March 21, 02:00pm until March 21, 10:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Mostly clear, with a low around 56. West wind 6 to 8 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 90. West southwest wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 90 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. Breezy, with a west wind 10 to 15 mph becoming light west northwest after midnight. Winds could gust as high as 24 mph.

    Low: 49 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 70. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. East southeast wind 5 to 8 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 83.

    High: 83 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 56. West wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 90. West southwest wind 5 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 49. Breezy, with a west wind 10 to 15 mph becoming light west northwest after midnight. Winds could gust as high as 24 mph.
Sunday
Mostly sunny, with a high near 70. Calm wind becoming east 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 44. East southeast wind 5 to 8 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 77.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Mostly cloudy, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boulder CO
 40.02°N 105.28°W (Elev. 5400 ft)
Last Update:
12:46 pm MDT Mar 20, 2026
Forecast Valid:
9pm MDT Mar 20, 2026-6pm MDT Mar 27, 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