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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Broomfield / Jeffco (KBJC)

Lat: 39.9°NLon: 105.1°WElev: 5551ft.

Fair

66°F

19°C

Humidity 21%
Wind Speed E 5 mph
Barometer 30.34 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 17 Oct 11:45 am MDT
Extended Forecast for

Blue Valley CO

  • Today

    Today: Sunny, with a high near 59. West northwest wind 5 to 7 mph becoming east in the afternoon.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 37. Light west wind increasing to 8 to 13 mph in the evening. Winds could gust as high as 21 mph.

    Low: 37 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56. Breezy, with a west wind 6 to 15 mph becoming east in the afternoon. Winds could gust as high as 24 mph.

    High: 56 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. East wind around 6 mph becoming calm.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after noon. Partly sunny, with a high near 53. West wind 5 to 8 mph becoming east in the afternoon.

    High: 53 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 59. West northwest wind 5 to 7 mph becoming east in the afternoon.
Tonight
Clear, with a low around 37. Light west wind increasing to 8 to 13 mph in the evening. Winds could gust as high as 21 mph.
Sunday
Mostly sunny, with a high near 56. Breezy, with a west wind 6 to 15 mph becoming east in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 37. East wind around 6 mph becoming calm.
Monday
A 20 percent chance of showers after noon. Partly sunny, with a high near 53. West wind 5 to 8 mph becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 40.
Thursday
A chance of showers. Partly sunny, with a high near 57.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 39.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Blue Valley CO
 39.7°N 105.5°W (Elev. 10197 ft)
Last Update:
12:46 am MDT Oct 17, 2026
Forecast Valid:
11am MDT Oct 17, 2026-6pm MDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation