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.

Overcast

36°F

2°C

Humidity 57%
Wind Speed Vrbl 3 mph
Barometer 30.10 in (1021.7 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 19 Mar 4:56 am EDT
Extended Forecast for

Slippery Rock PA

  • Today

    Today: Mostly cloudy, with a high near 50. South wind around 6 mph becoming west in the afternoon.

    High: 50 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 59. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely before 8pm, then a chance of rain between 8pm and 2am. Mostly cloudy, with a low around 38. Southwest wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 59. West wind 5 to 7 mph.

    High: 59 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 2pm. Partly sunny, with a high near 68. Chance of precipitation is 40%.

    High: 68 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.

    Low: 34 °F

    Chance Rain

  • Monday

    Monday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 50. South wind around 6 mph becoming west in the afternoon.
Tonight
Mostly cloudy, with a low around 32. Calm wind.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 59. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely before 8pm, then a chance of rain between 8pm and 2am. Mostly cloudy, with a low around 38. Southwest wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 59. West wind 5 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
A chance of rain after 2pm. Partly sunny, with a high near 68. Chance of precipitation is 40%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.
Monday
Mostly cloudy, with a high near 44.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 53.
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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:
5:46 am EDT Mar 19, 2026
Forecast Valid:
5am EDT Mar 19, 2026-6pm EDT Mar 25, 2026
 
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