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

44°F

7°C

Humidity 63%
Wind Speed W 12 mph
Barometer 29.99 in (1017.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 5 Apr 1:56 pm EDT
Extended Forecast for

Slippery Rock PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 46. West wind around 15 mph, with gusts as high as 25 mph.

    High: 46 °F

    Mostly Cloudy

  • Tonight

    Tonight: Widespread frost after 5am. Otherwise, mostly cloudy, with a low around 32. West wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Mostly Cloudy
    then Frost

  • Monday

    Monday: A chance of snow showers before 10am, then rain and snow showers likely between 10am and 11am, then a chance of rain showers after 11am. Widespread frost before 8am. Otherwise, partly sunny, with a high near 48. Southwest wind 6 to 13 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 48 °F

    Rain/Snow
    Likely then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of rain and snow showers before 2am, then a slight chance of snow showers. Mostly cloudy, with a low around 27. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 39. Northwest wind around 11 mph, with gusts as high as 22 mph.

    High: 39 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Widespread frost after midnight. Otherwise, mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear
    then Frost

  • Wednesday

    Wednesday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 46. West wind around 15 mph, with gusts as high as 25 mph.
Tonight
Widespread frost after 5am. Otherwise, mostly cloudy, with a low around 32. West wind 7 to 11 mph, with gusts as high as 22 mph.
Monday
A chance of snow showers before 10am, then rain and snow showers likely between 10am and 11am, then a chance of rain showers after 11am. Widespread frost before 8am. Otherwise, partly sunny, with a high near 48. Southwest wind 6 to 13 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow showers before 2am, then a slight chance of snow showers. Mostly cloudy, with a low around 27. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 39. Northwest wind around 11 mph, with gusts as high as 22 mph.
Tuesday Night
Widespread frost after midnight. Otherwise, mostly clear, with a low around 21.
Wednesday
Sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 47.
Friday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 30%.
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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:
2:21 pm EDT Apr 5, 2026
Forecast Valid:
2pm EDT Apr 5, 2026-6pm EDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation