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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

88°F

31°C

Humidity 16%
Wind Speed N 15 G 20 mph
Barometer 29.78 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 Jun 12:15 pm MDT
Extended Forecast for

Nederland CO

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Breezy, with a west northwest wind around 16 mph, with gusts as high as 25 mph.

    High: 80 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 44. West northwest wind 9 to 14 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. North northeast wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 79. Light and variable wind. Winds could gust as high as 16 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. Breezy.

    Low: 49 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon. Sunny, with a high near 75.

    High: 75 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Breezy, with a west northwest wind around 16 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 44. West northwest wind 9 to 14 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.
Thursday
Sunny, with a high near 77. Calm wind becoming north northeast around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 48. North northeast wind around 5 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 79. Light and variable wind. Winds could gust as high as 16 mph.
Friday Night
Mostly clear, with a low around 51.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 49. Breezy.
Sunday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 75.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 73.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nederland CO
 39.96°N 105.5°W (Elev. 8199 ft)
Last Update:
12:46 am MDT Jun 17, 2026
Forecast Valid:
12pm MDT Jun 17, 2026-6pm MDT Jun 23, 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