National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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.

Overcast

70°F

21°C

Humidity 50%
Wind Speed SW 16 G 25 mph
Barometer 30.13 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 18 Sep 5:55 pm MDT
Extended Forecast for

Nederland CO

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 44. Light and variable wind becoming west southwest around 5 mph after midnight.

    Low: 44 °F

    Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 64. West southwest wind 3 to 5 mph. Chance of precipitation is 70%.

    High: 64 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers after 5am. Partly cloudy, with a low around 40. Calm wind. Chance of precipitation is 40%.

    Low: 40 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 61. Calm wind becoming west northwest around 5 mph. Winds could gust as high as 15 mph. Chance of precipitation is 30%.

    High: 61 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 44. Light and variable wind becoming west southwest around 5 mph after midnight.
Saturday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 64. West southwest wind 3 to 5 mph. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers after 5am. Partly cloudy, with a low around 40. Calm wind. Chance of precipitation is 40%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 61. Calm wind becoming west northwest around 5 mph. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 38. Calm wind.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 41.
Tuesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.
Wednesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 65.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 43.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 65.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 44.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nederland CO
 39.96°N 105.5°W (Elev. 8199 ft)
Last Update:
12:46 pm MDT Sep 18, 2026
Forecast Valid:
6pm MDT Sep 18, 2026-6pm MDT Sep 25, 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