Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Hazardous Weather Conditions

Current conditions at

Broomfield / Jeffco (KBJC)

Lat: 39.9°NLon: 105.1°WElev: 5551ft.

A Few Clouds

93°F

34°C

Humidity 12%
Wind Speed N 7 mph
Barometer 29.76 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 17 Jun 4:45 pm MDT
Extended Forecast for

2 Miles SSW Leyden CO

  • Tonight

    Tonight: Mostly clear, with a low around 56. Breezy, with a northwest wind 10 to 15 mph becoming light and variable  after midnight. Winds could gust as high as 24 mph.

    Low: 56 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming northeast 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. North northeast wind 5 to 8 mph becoming light and variable  after midnight. Winds could gust as high as 17 mph.

    Low: 59 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Cloudy, then gradually becoming mostly sunny, with a high near 88. Light and variable wind becoming northeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 88 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. East wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 15 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 95.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 89.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 56. Breezy, with a northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Thursday
Sunny, with a high near 89. Calm wind becoming northeast 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Partly cloudy, with a low around 59. North northeast wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Juneteenth
Cloudy, then gradually becoming mostly sunny, with a high near 88. Light and variable wind becoming northeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 61. East wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.
Saturday Night
Mostly clear, with a low around 60.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89.
Sunday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 57.
Monday
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 85.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 58.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Leyden CO
 39.79°N 105.14°W (Elev. 5476 ft)
12:46 pm MDT Jun 17, 2026
5pm MDT Jun 17, 2026-6pm MDT Jun 24, 2026
 
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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