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.

Partly Cloudy

79°F

26°C

Humidity 42%
Wind Speed NE 7 mph
Barometer 30.27 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 15 Aug 11:15 am MDT
Extended Forecast for

Boulder CO

Flood Watch August 15, 02:00pm until August 15, 10:00pm
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 80. East northeast wind around 6 mph becoming north northwest in the afternoon. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and midnight. Partly cloudy, with a low around 58. North northwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Calm wind becoming east around 6 mph in the afternoon.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 80. East northeast wind around 6 mph becoming north northwest in the afternoon. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and midnight. Partly cloudy, with a low around 58. North northwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 50%.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Calm wind becoming east around 6 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 86. Light and variable wind.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Wednesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 85.
Wednesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 60.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boulder CO
 40.02°N 105.25°W (Elev. 5358 ft)
Last Update:
12:46 am MDT Aug 15, 2026
Forecast Valid:
11am MDT Aug 15, 2026-6pm MDT Aug 21, 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