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 43%
Wind Speed W 5 mph
Barometer 30.24 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 18 Aug 3:55 am MDT
Extended Forecast for

2 Miles ESE Brainard Lake CO

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 69. West wind 8 to 11 mph, with gusts as high as 24 mph.

    High: 69 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 41. West wind 6 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.

    Low: 41 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 66. West northwest wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 66 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. West wind 5 to 8 mph, with gusts as high as 16 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. West wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 17 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny
    then Showers
    Likely

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 69. West wind 8 to 11 mph, with gusts as high as 24 mph.
Tonight
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 41. West wind 6 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 66. West northwest wind 8 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 42. West wind 5 to 8 mph, with gusts as high as 16 mph.
Thursday
Sunny, with a high near 72. West wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 17 mph.
Thursday Night
Partly cloudy, with a low around 44.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 70.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43. Breezy.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 69. Breezy.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41.
Monday
Showers and possibly a thunderstorm. Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Brainard Lake CO
 40.07°N 105.54°W (Elev. 10486 ft)
Last Update:
12:46 am MDT Aug 18, 2026
Forecast Valid:
4am MDT Aug 18, 2026-6pm MDT Aug 24, 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