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

Severe Thunderstorms With Heavy Rain Possible In The Upper Midwest; Excessive Heat For Central U.S.

Several rounds of strong to severe thunderstorms will be possible from the northern Plains and upper Midwest to the Great Lakes through Friday. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat will grip the central Plains with heat indices approaching 105 to 110 degrees. Very hot and humid conditions are likely to expand into the Mid Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

Broomfield / Jeffco (KBJC)

Lat: 39.9°NLon: 105.1°WElev: 5551ft.

Thunderstorm in Vicinity

79°F

26°C

Humidity 45%
Wind Speed W 10 mph
Barometer 30.16 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 20 Jul 4:13 pm MDT
Extended Forecast for

Blue Valley CO

  • This
    Afternoon

    This Afternoon: Scattered showers and thunderstorms.  Mostly cloudy, with a steady temperature around 63. South wind around 7 mph.  Chance of precipitation is 50%.

    Scattered
    T-storms

    High: 63 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 9pm.  Mostly cloudy, with a low around 50. South wind 7 to 13 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    T-storms
    Likely then
    Isolated
    T-storms

    Low: 50 °F

  • Friday

    Friday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon.  Increasing clouds, with a high near 66. West northwest wind 5 to 8 mph becoming calm  in the morning.  Chance of precipitation is 70%.

    Chance
    Showers then
    Showers
    Likely

    High: 66 °F

  • Friday
    Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm.  Chance of precipitation is 70%.

    Showers
    Likely

    Low: 49 °F

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 60. North northeast wind around 6 mph.  Chance of precipitation is 60%.

    Showers
    Likely

    High: 60 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 47 °F

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 61. Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 61 °F

  • Sunday
    Night

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

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 46 °F

  • Monday

    Monday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 64.

    Sunny then
    Slight Chance
    T-storms

    High: 64 °F

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly cloudy, with a steady temperature around 63. South wind around 7 mph. Chance of precipitation is 50%.
Tonight
Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 50. South wind 7 to 13 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Friday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 66. West northwest wind 5 to 8 mph becoming calm in the morning. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 60. North northeast wind around 6 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Sunday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 61. Chance of precipitation is 50%.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
Monday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64.
Monday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 67.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 66.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 66.
Click Map For Forecast
Point Forecast:
Blue Valley CO
 39.68°N 105.5°W (Elev. 10935 ft)
11:00 am MDT Jul 20, 2017
4pm MDT Jul 20, 2017-6pm MDT Jul 27, 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