Areas of Showers and Thunderstorms to Start the Work Week

Areas of rain and thunderstorms are forecast Monday across the central and eastern states. Some mixed rain and snow is possible in the high Sierra Mountains. Heavy to excessive rain may bring flooding in the central Appalachians. Read More >

Current conditions at

Boulder Municipal Airport (KBDU)

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

Overcast

59°F

15°C

Humidity 63%
Wind Speed Calm
Barometer 30.26 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 Sep 1:35 am MDT
Extended Forecast for

Boulder COSimilar City Names

  • Overnight

    Overnight: Partly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 73. Calm wind becoming east around 6 mph in the afternoon.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 51. East wind around 5 mph becoming calm  after midnight.

    Low: 51 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Increasing clouds, with a high near 80. Calm wind becoming east around 6 mph in the afternoon.  Chance of precipitation is 20%.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 55. West southwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 55 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Mostly cloudy, with a high near 76. Chance of precipitation is 30%.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 49. Calm wind.
Monday
Sunny, with a high near 73. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 51. East wind around 5 mph becoming calm after midnight.
Tuesday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 80. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 55. West southwest wind 5 to 8 mph becoming calm after midnight.
Wednesday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 76. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 73.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Sunny, with a high near 81.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 54.
Sunday
A slight chance of showers. Mostly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Boulder COSimilar City Names
 40.02°N 105.25°W (Elev. 5358 ft)
12:46 am MDT Sep 21, 2026
1am MDT Sep 21, 2026-6pm MDT Sep 27, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database