Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Current conditions at

Sunlight (K5SM)

Lat: 39.42556°NLon: 107.37917°WElev: 10604.0ft.

Overcast

64°F

18°C

Humidity 25%
Wind Speed NA NA MPH
Barometer 30.58 in (1035.56 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 09 Aug 06:54 PM MDT
Extended Forecast for

11 Miles S New Castle CO

  • Tonight

    Tonight: A 10 percent chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 62. West wind around 5 mph becoming east southeast in the evening.

    Low: 62 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. Southeast wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 20 mph.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 60. North wind around 5 mph becoming south southeast in the evening.

    Low: 60 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Southeast wind 5 to 10 mph becoming northwest in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 61. North northwest wind 5 to 10 mph becoming southeast in the evening.  Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon.  Partly sunny, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Partly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  Mostly cloudy, with a high near 74.

    High: 74 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 10 percent chance of showers between 9pm and midnight. Mostly cloudy, with a low around 62. West wind around 5 mph becoming east southeast in the evening.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Southeast wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 20 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 60. North wind around 5 mph becoming south southeast in the evening.
Tuesday
Mostly sunny, with a high near 85. Southeast wind 5 to 10 mph becoming northwest in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 61. North northwest wind 5 to 10 mph becoming southeast in the evening. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 81. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 74.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 56.
Friday
Showers and thunderstorms likely, mainly after noon. Mostly cloudy, with a high near 73.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 76.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S New Castle CO
 39.43°N 107.51°W (Elev. 7198 ft)
4:11 pm MDT Aug 9, 2026
7pm MDT Aug 9, 2026-6pm MDT Aug 16, 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