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

41°F

5°C

Humidity 62%
Wind Speed Calm
Barometer 29.97 in (1017.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 15 Feb 10:56 am EST
Extended Forecast for

Slippery Rock PA

  • Today

    Today: A slight chance of rain between noon and 4pm. Mostly cloudy, with a high near 43. South wind 3 to 5 mph. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 46. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 46 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Southwest wind around 6 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50. Light southwest wind.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 20%.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain. High near 53. Chance of precipitation is 90%.

    High: 53 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.

    Low: 37 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of rain between noon and 4pm. Mostly cloudy, with a high near 43. South wind 3 to 5 mph. Chance of precipitation is 20%.
Tonight
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Washington's Birthday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 46. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 32. Southwest wind around 6 mph.
Tuesday
Partly sunny, with a high near 50. Light southwest wind.
Tuesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 20%.
Wednesday
Rain. High near 53. Chance of precipitation is 90%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.
Thursday
Partly sunny, with a high near 56.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 40. 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:
6:31 am EST Feb 15, 2026
Forecast Valid:
11am EST Feb 15, 2026-6pm EST Feb 21, 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