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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Broomfield / Jeffco (KBJC)

Lat: 39.9°NLon: 105.1°WElev: 5551ft.

Mostly Cloudy

79°F

26°C

Humidity 34%
Wind Speed Vrbl 9 mph
Barometer 30.11 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 16 Aug 6:45 pm MDT
Extended Forecast for

Arvada CO

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 63. West wind 5 to 7 mph.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. South wind around 6 mph becoming light and variable after midnight.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. South southeast wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 63. West wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 91. Light and variable wind becoming south around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 64. South wind around 6 mph becoming light and variable after midnight.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 17 mph.
Monday Night
Mostly clear, with a low around 61. South southeast wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 64.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arvada CO
 39.83°N 105.11°W (Elev. 5551 ft)
Last Update:
2:05 pm MDT Aug 16, 2025
Forecast Valid:
7pm MDT Aug 16, 2025-6pm MDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation