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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Broomfield / Jeffco (KBJC)

Lat: 39.9°NLon: 105.1°WElev: 5551ft.

Mostly Cloudy

81°F

27°C

Humidity 26%
Wind Speed Vrbl 7 mph
Barometer 30.14 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Aug 7:45 pm MDT
Extended Forecast for

Blue Valley CO

  • Tonight

    Tonight: Partly cloudy, with a low around 52. West southwest wind 5 to 7 mph.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon. Sunny through mid morning, then becoming partly sunny, with a high near 73. West wind 5 to 8 mph becoming east in the afternoon.

    High: 73 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. South southeast wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 15 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 75. West wind 6 to 10 mph becoming east in the afternoon. Winds could gust as high as 21 mph.

    High: 75 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. East wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.

    High: 78 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. West southwest wind 5 to 7 mph.
Monday
A 40 percent chance of showers and thunderstorms after noon. Sunny through mid morning, then becoming partly sunny, with a high near 73. West wind 5 to 8 mph becoming east in the afternoon.
Monday Night
Mostly clear, with a low around 51. South southeast wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 15 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 75. West wind 6 to 10 mph becoming east in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 49. East wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51.
Friday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 70.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 68.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Sunday
Showers and thunderstorms likely. Mostly cloudy, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Blue Valley CO
 39.7°N 105.48°W (Elev. 9301 ft)
Last Update:
3:15 pm MDT Aug 17, 2025
Forecast Valid:
8pm MDT Aug 17, 2025-6pm MDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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