Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Storm system to bring heavy rainfall and the potential for flash flooding over the southern Mid Atlantic and Southeast U.S.

A slow moving low pressure system will bring the threat for heavy rainfall, flash flooding, and a few strong to severe thunderstorms into Tuesday. The main threat areas include the southern Mid Atlantic and Southeast U.S. Excessive runoff may lead to flooding of low lying areas, rivers, and streams. Read More >

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

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

Light Rain

63°F

17°C

Humidity 32%
Wind Speed E 5 mph
Barometer 29.58 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 24 Apr 3:37 pm MDT
Extended Forecast for

Boulder CO

  • This
    Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly cloudy, with a high near 69. West northwest wind 6 to 8 mph becoming south.

    Chance
    Showers

    High: 69 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 39. Southwest wind 5 to 7 mph.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 39 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm.  Mostly cloudy, with a high near 56. West southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 17 mph.  Chance of precipitation is 60%.

    Mostly Cloudy
    then Showers
    Likely

    High: 56 °F

  • Tuesday
    Night

    Tuesday Night: A chance of rain showers before midnight, then a slight chance of snow showers. Some thunder is also possible.  Mostly cloudy, with a low around 32. North northwest wind 5 to 14 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Chance
    Showers then
    Slight Chance
    Snow Showers

    Low: 32 °F

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 56. West southwest wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    Mostly Sunny
    then Slight
    Chance
    Showers

    High: 56 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 40. Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Slight Chance
    Showers

    Low: 40 °F

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 55. Chance of precipitation is 30%.

    Chance
    Showers

    High: 55 °F

  • Thursday
    Night

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

    Mostly Cloudy

    Low: 35 °F

  • Friday

    Friday: A chance of rain and snow showers, mainly after noon.  Partly sunny, with a high near 48.

    Chance
    Rain/Snow

    High: 48 °F

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 69. West northwest wind 6 to 8 mph becoming south.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 39. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 56. West southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain showers before midnight, then a slight chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 32. North northwest wind 5 to 14 mph becoming west southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 56. West southwest wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Chance of precipitation is 20%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 55. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
A chance of rain and snow showers, mainly after noon. Partly sunny, with a high near 48.
Friday Night
A chance of rain and snow showers before midnight, then a chance of snow showers. Cloudy, with a low around 31.
Saturday
A chance of snow showers. Cloudy, with a high near 38.
Saturday Night
A slight chance of snow showers. Mostly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 35.
Monday
A slight chance of showers. Mostly sunny, with a high near 59.
Click Map For Forecast
Point Forecast:
Boulder CO
 40.02°N 105.25°W (Elev. 5358 ft)
2:42 pm MDT Apr 24, 2017
3pm MDT Apr 24, 2017-6pm MDT May 1, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database