Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

64°F

18°C

Humidity 52%
Wind Speed NE 6 mph
Barometer 30.17 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 20 Sep 10:15 am MDT
Extended Forecast for

2 Miles E Brainard Lake CO

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 54. West wind 7 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 30. West southwest wind 3 to 6 mph.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. Light and variable wind becoming east southeast around 6 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. East southeast wind around 5 mph becoming calm.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 61. West wind around 6 mph becoming southeast in the afternoon.  Chance of precipitation is 20%.

    High: 61 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday 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 36. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 54. West wind 7 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Tonight
Mostly clear, with a low around 30. West southwest wind 3 to 6 mph.
Monday
Sunny, with a high near 56. Light and variable wind becoming east southeast around 6 mph in the afternoon. Winds could gust as high as 15 mph.
Monday Night
Partly cloudy, with a low around 32. East southeast wind around 5 mph becoming calm.
Tuesday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 61. West wind around 6 mph becoming southeast in the afternoon. Chance of precipitation is 20%.
Tuesday 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 36. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 59.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 37.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Brainard Lake CO
 40.09°N 105.54°W (Elev. 10213 ft)
12:46 am MDT Sep 20, 2026
10am MDT Sep 20, 2026-6pm MDT Sep 26, 2026
 
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Additional Resources

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