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.

Mostly Cloudy

32°F

0°C

Humidity 79%
Wind Speed E 3 mph
Barometer 30.30 in (1028.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 25 Mar 3:56 am EDT
Extended Forecast for

Slippery Rock PA

  • Today

    Today: Mostly cloudy, with a high near 58. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 58 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. South wind around 7 mph.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 68. Southwest wind 8 to 13 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Slight Chance
    Rain then
    Rain Likely

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 2am, then rain likely. Low around 34. Southwest wind around 10 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 34 °F

    Rain

  • Friday

    Friday: Rain likely before 8am. Partly sunny, with a high near 44. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain Likely
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 58. Calm wind becoming south 5 to 8 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 47. South wind around 7 mph.
Thursday
Rain likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 68. Southwest wind 8 to 13 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Rain and possibly a thunderstorm before 2am, then rain likely. Low around 34. Southwest wind around 10 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday
Rain likely before 8am. Partly sunny, with a high near 44. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly clear, with a low around 22.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
A chance of rain. Partly sunny, with a high near 59. Chance of precipitation is 30%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Tuesday
A chance of rain. Partly sunny, with a high near 66. Chance of precipitation is 40%.
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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:
3:56 am EDT Mar 25, 2026
Forecast Valid:
4am EDT Mar 25, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation