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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

Current conditions at

Denver - Centennial Airport (KAPA)

Lat: 39.56°NLon: 104.85°WElev: 5869ft.

Partly Cloudy

73°F

23°C

Humidity 34%
Wind Speed N 17 G 25 mph
Barometer 29.92 in (1004.1 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 17 Jun 9:53 pm MDT
Extended Forecast for

Castle Rock CO

  • Tonight

    Tonight: Mostly clear, with a low around 52. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Light south southeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Breezy, with a south wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph.

    Low: 57 °F

    Mostly Clear
    and Breezy

  • Juneteenth

    Juneteenth: Sunny, with a high near 88. South southwest wind 5 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. East wind 5 to 7 mph becoming south southwest after midnight. Winds could gust as high as 15 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.

    High: 87 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 52. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Thursday
Sunny, with a high near 87. Light south southeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Mostly clear, with a low around 57. Breezy, with a south wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph.
Juneteenth
Sunny, with a high near 88. South southwest wind 5 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 58. East wind 5 to 7 mph becoming south southwest after midnight. Winds could gust as high as 15 mph.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.
Saturday Night
Mostly clear, with a low around 57.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 54.
Monday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 84.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Tuesday
A 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 56.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castle Rock CO
 39.38°N 104.87°W (Elev. 6201 ft)
Last Update:
12:46 pm MDT Jun 17, 2026
Forecast Valid:
10pm MDT Jun 17, 2026-6pm MDT Jun 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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