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

47°F

8°C

Humidity 71%
Wind Speed SW 6 mph
Barometer 30.08 in (1020.8 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 3 Nov 10:56 am EST
Extended Forecast for

Slippery Rock PA

  • Today

    Today: Mostly cloudy, with a high near 55. West wind 13 to 16 mph, with gusts as high as 28 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32. West wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Mostly Clear
    then Frost

  • Tuesday

    Tuesday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 56. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy frost after 3am. Otherwise, partly cloudy, with a low around 36. South wind 3 to 7 mph.

    Low: 36 °F

    Partly Cloudy
    then Patchy
    Frost

  • Wednesday

    Wednesday: A chance of rain after 1pm. Partly sunny, with a high near 62. Southwest wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Mostly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Patchy frost after 4am. Otherwise, mostly cloudy, with a low around 35. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: Patchy frost before 8am. Otherwise, mostly sunny, with a high near 52.

    High: 52 °F

    Patchy Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Widespread frost between 9pm and 2am. Otherwise, mostly cloudy, with a low around 33.

    Low: 33 °F

    Frost

  • Friday

    Friday: Rain, mainly after 1pm. High near 59. Chance of precipitation is 90%.

    High: 59 °F

    Chance Rain
    then Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 55. West wind 13 to 16 mph, with gusts as high as 28 mph.
Tonight
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32. West wind 7 to 10 mph, with gusts as high as 22 mph.
Tuesday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 56. West wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 36. South wind 3 to 7 mph.
Wednesday
A chance of rain after 1pm. Partly sunny, with a high near 62. Southwest wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of rain before 1am. Patchy frost after 4am. Otherwise, mostly cloudy, with a low around 35. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Patchy frost before 8am. Otherwise, mostly sunny, with a high near 52.
Thursday Night
Widespread frost between 9pm and 2am. Otherwise, mostly cloudy, with a low around 33.
Friday
Rain, mainly after 1pm. High near 59. Chance of precipitation is 90%.
Friday Night
Rain. Low around 40. Chance of precipitation is 80%.
Saturday
A chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Sunday
Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Slippery Rock PA
 41.06°N 80.07°W (Elev. 1260 ft)
Last Update:
10:38 am EST Nov 3, 2025
Forecast Valid:
11am EST Nov 3, 2025-6pm EST Nov 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation