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 >

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

91°F

33°C

Humidity 15%
Wind Speed E 3 mph
Barometer 29.73 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 17 Jun 3:55 pm MDT
Extended Forecast for

Nederland CO

  • Tonight

    Tonight: Mostly clear, with a low around 45. West wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 49. West northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 78. Calm wind becoming northeast around 5 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.

    High: 81 °F

    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 76.

    High: 76 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 45. West wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 79. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Thursday Night
Increasing clouds, with a low around 49. West northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Juneteenth
Mostly sunny, with a high near 78. Calm wind becoming northeast around 5 mph in the afternoon. Winds could gust as high as 16 mph.
Friday Night
Mostly clear, with a low around 51. Light and variable wind.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.
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 76.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
Monday
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 73.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 80.
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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 Jun 17, 2026
Forecast Valid:
4pm MDT Jun 17, 2026-6pm MDT Jun 24, 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