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2026 SKYWARN Spotter Season Starts Soon

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

68°F

20°C

Humidity	17%
Wind Speed	W 18 G 28 mph
Barometer	29.94 in
Dewpoint	21°F (-6°C)
Visibility	10.00 mi
Last update	17 Mar 7:15 pm MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Boulder CO

Red Flag Warning March 18, 11:00am until March 18, 07:00pm

Click here for hazard details and duration

Red Flag Warning

Tonight
Low: 47 °F
Partly Cloudy
and Breezy
then Partly
Cloudy
Wednesday
High: 78 °F
Sunny then
Sunny and
Breezy
Wednesday Night
Low: 50 °F
Mostly Clear
and Breezy
then Mostly
Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 51 °F
Mostly Clear
Friday
High: 84 °F
Sunny
Friday Night
Low: 51 °F
Mostly Clear
Saturday
High: 87 °F
Sunny
Saturday Night
Low: 45 °F
Partly Cloudy

Detailed Forecast

Tonight

Partly cloudy, with a low around 47. Breezy, with a west northwest wind 16 to 21 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 33 mph.

Wednesday

Sunny, with a high near 78. Breezy, with a west wind 11 to 18 mph, with gusts as high as 30 mph.

Wednesday Night

Mostly clear, with a low around 50. Breezy, with a west southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.

Thursday

Sunny, with a high near 83. West wind around 6 mph.

Thursday Night

Mostly clear, with a low around 51. West wind around 7 mph.

Friday

Sunny, with a high near 84.

Friday Night

Mostly clear, with a low around 51.

Saturday

Sunny, with a high near 87.

Saturday Night

Partly cloudy, with a low around 45.