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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Broomfield / Jeffco (KBJC)

Lat: 39.9°NLon: 105.1°WElev: 5551ft.

Fair

61°F

16°C

Humidity 63%
Wind Speed NE 7 mph
Barometer 30.18 in
Dewpoint 48°F (9°C)
Visibility 7.00 mi
Last update 19 Sep 8:35 pm MDT
Extended Forecast for

Broomfield CO

  • Tonight

    Tonight: Partly cloudy, with a low around 51. Light and variable wind.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 68. Calm wind becoming north northeast 5 to 7 mph in the morning. Chance of precipitation is 30%.

    High: 68 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 50. Northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 50 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 72. Calm wind becoming east 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. East wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. Light and variable wind.
Sunday
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 68. Calm wind becoming north northeast 5 to 7 mph in the morning. Chance of precipitation is 30%.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 50. Northeast wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 72. Calm wind becoming east 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph.
Monday Night
Partly cloudy, with a low around 50. East wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Partly sunny, with a high near 78.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 56.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Broomfield CO
 39.94°N 105.07°W (Elev. 5397 ft)
Last Update:
12:46 pm MDT Sep 19, 2026
Forecast Valid:
10pm MDT Sep 19, 2026-6pm MDT Sep 26, 2026
 
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Additional Resources

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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