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.

Fair

23°F

-5°C

Humidity 74%
Wind Speed Calm
Barometer 29.96 in (1017.3 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 27 Feb 2:56 am EST
Extended Forecast for

Slippery Rock PA

  • Overnight

    Overnight: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 51. Southwest wind 3 to 8 mph.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. South wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Northwest wind around 7 mph.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain and snow before 10pm, then snow likely. Mostly cloudy, with a low around 23. North wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Slight Chance
    Rain/Snow
    then Snow
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow before 1pm. Partly sunny, with a high near 34. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 23. Calm wind.
Friday
Sunny, with a high near 51. Southwest wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 34. South wind 6 to 9 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 52. Northwest wind around 7 mph.
Saturday Night
A slight chance of rain and snow before 10pm, then snow likely. Mostly cloudy, with a low around 23. North wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 15.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 34. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Tuesday Night
Rain likely. Cloudy, with a low around 32. Chance of precipitation is 60%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Thursday
Rain likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
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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:
3:12 am EST Feb 27, 2026
Forecast Valid:
3am EST Feb 27, 2026-6pm EST Mar 5, 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