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

New Castle Municipal Airport (KUCP)

Lat: 41.02°NLon: 80.42°WElev: 1072ft.

Fair

67°F

19°C

Humidity 61%
Wind Speed SE 3 mph
Barometer 30.20 in (1024.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 4 Oct 7:56 pm EDT
Extended Forecast for

Slippery Rock PA

  • Tonight

    Tonight: Clear, with a low around 50. Calm wind.

    Low: 50 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 81. South wind 3 to 6 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 51. Calm wind.

    Low: 51 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 82. Southwest wind 5 to 7 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Partly cloudy, with a low around 57. Light south wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 72. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers
    Likely then
    Showers

  • Tuesday Night

    Tuesday Night: Showers, with thunderstorms also possible after 2am. Low around 47. Chance of precipitation is 80%.

    Low: 47 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 64. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    T-storms then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 50. Calm wind.
Sunday
Sunny, with a high near 81. South wind 3 to 6 mph.
Sunday Night
Clear, with a low around 51. Calm wind.
Monday
Sunny, with a high near 82. Southwest wind 5 to 7 mph.
Monday Night
A chance of showers after 2am. Partly cloudy, with a low around 57. Light south wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 72. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers, with thunderstorms also possible after 2am. Low around 47. Chance of precipitation is 80%.
Wednesday
A chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 64. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 42.
Friday
Mostly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Slippery Rock PA
 41.08°N 80.06°W (Elev. 1237 ft)
Last Update:
7:02 pm EDT Oct 4, 2025
Forecast Valid:
8pm EDT Oct 4, 2025-6pm EDT Oct 11, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation