One More Day of Heat with Severe Storms and Heavy Rain

One more day of early-season heat will grip the Northeastern U.S. today from New England to the Mid-Atlantic. A few more record highs are possible and heat advisories remain in effect from Boston to Philadelphia. Also, a cold front arriving into the East may produce strong to severe storms and heavy rain, which may result in flash flooding, from New England to the Southeast and Gulf Coast. Read More >

7-Day Forecast 40.13°N 105.23°W (Text-Only)
NWS Forecast for: 5 Miles WNW Niwot CO
Issued by: National Weather Service Denver-Boulder, CO
Last Update: 10:42 am MDT May 22, 2022
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  • This
    Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Partly sunny, with a high near 58. East wind around 7 mph.

    Chance
    Showers


    High: 58 °F

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 39. South southwest wind 5 to 7 mph becoming north northeast after midnight.

    Chance
    T-storms then
    Chance
    Showers

    Low: 39 °F

  • Monday

    Monday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am.  Partly sunny, with a high near 60. Light and variable wind becoming northeast 5 to 9 mph in the morning.  Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 60 °F

  • Monday
    Night

    Monday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 40. North wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 16 mph.

    Chance
    T-storms then
    Chance
    Showers

    Low: 40 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 56. Calm wind becoming east 5 to 8 mph in the morning.  Chance of precipitation is 70%.

    Chance
    Showers then
    Showers
    Likely

    High: 56 °F

  • Tuesday
    Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 1am.  Mostly cloudy, with a low around 38. Chance of precipitation is 70%.

    Showers
    Likely then
    Chance
    Showers

    Low: 38 °F

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    Sunny



    High: 67 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 44.

    Mostly Clear



    Low: 44 °F

  • Thursday

    Thursday: Sunny, with a high near 79.

    Sunny



    High: 79 °F



  • This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 58. East wind around 7 mph.

    Tonight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 39. South southwest wind 5 to 7 mph becoming north northeast after midnight.

    Monday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 60. Light and variable wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 50%.

    Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 40. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 56. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 70%.

    Tuesday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.

    Wednesday: Sunny, with a high near 67.

    Wednesday Night: Mostly clear, with a low around 44.

    Thursday: Sunny, with a high near 79.

    Thursday Night: Partly cloudy, with a low around 49.

    Friday: Mostly sunny, with a high near 85.

    Friday Night: Partly cloudy, with a low around 52.

    Saturday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.



    5 Miles WNW Niwot CO
     40.13°N 105.23°W (Elev. 5413 ft)

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