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

Isaias Rapidly Moving North with Tropical Storm Impacts; Critical Fire Weather Conditions in the West

Isaias speed will increase some as it heads into New England, including New York City and other larger New England cities today and tonight; and the center is forecast to be in Canada by Wednesday morning. Very heavy rain and flash flooding, damaging winds, storm surge, and isolated tornadoes can be expected. In the West, critical fire conditions continue due to hot, dry, and breezy conditions. Read More >

Hazardous Weather Conditions

Current conditions at

Broomfield / Jeffco (KBJC)

Lat: 39.9°NLon: 105.1°WElev: 5551ft.

A Few Clouds

77°F

25°C

Humidity 39%
Wind Speed N 5 mph
Barometer 30.13 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Aug 10:45 am MDT
Extended Forecast for

Louisville CO

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 89. North wind 6 to 10 mph, with gusts as high as 17 mph.

    Chance
    T-storms

    High: 89 °F

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 58. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 16 mph.

    Chance
    T-storms then
    Partly Cloudy

    Low: 58 °F

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 86. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%.

    Mostly Sunny
    then Showers
    Likely

    High: 86 °F

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58. East northeast wind 5 to 7 mph becoming light and variable in the evening.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 58 °F

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon.

    Mostly Sunny
    then Chance
    T-storms

    High: 90 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 61.

    Partly Cloudy

    Low: 61 °F

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90.

    Sunny then
    Slight Chance
    T-storms

    High: 90 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 61.

    Partly Cloudy

    Low: 61 °F

  • Saturday

    Saturday: Sunny, with a high near 90.

    Sunny

    High: 90 °F

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 89. North wind 6 to 10 mph, with gusts as high as 17 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 58. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 16 mph.
Wednesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 86. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58. East northeast wind 5 to 7 mph becoming light and variable in the evening.
Thursday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 61.
Friday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Sunny, with a high near 90.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Louisville CO
 39.96°N 105.13°W (Elev. 5354 ft)
Last Update:
10:16 am MDT Aug 4, 2020
Forecast Valid:
11am MDT Aug 4, 2020-6pm MDT Aug 10, 2020
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation