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

Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane today as it moves north toward the Big Island of Hawaii. Heavy rainfall may produce life-threatening, catastrophic flooding and mudslides. Read More >

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

72°F

22°C

Humidity 38%
Wind Speed W 5 mph
Barometer 30.28 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 24 Sep 11:55 am MDT
Extended Forecast for

3 Miles WSW Boulder CO

  • This Afternoon

    This Afternoon: A chance of showers, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 67. Northeast wind 3 to 6 mph. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms. Patchy fog between midnight and 3am. Otherwise, mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Calm wind becoming west 5 to 9 mph in the evening. Winds could gust as high as 15 mph.

    Low: 53 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. West wind 5 to 9 mph becoming calm in the morning. Winds could gust as high as 15 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny
    then Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 67. Northeast wind 3 to 6 mph. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms. Patchy fog between midnight and 3am. Otherwise, mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 50%.
Friday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 70. Light and variable wind.
Friday Night
A 20 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Calm wind becoming west 5 to 9 mph in the evening. Winds could gust as high as 15 mph.
Saturday
Sunny, with a high near 78. West wind 5 to 9 mph becoming calm in the morning. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 72.
Monday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 51.
Tuesday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 59.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 46.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Boulder CO
 40°N 105.3°W (Elev. 6509 ft)
Last Update:
12:46 am MDT Sep 24, 2026
Forecast Valid:
12pm MDT Sep 24, 2026-6pm MDT Sep 30, 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