National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

New Castle Municipal Airport (KUCP)

Lat: 41.02°NLon: 80.42°WElev: 1072ft.

Partly Cloudy

67°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in (1017.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 4 Sep 2:56 am EDT
Extended Forecast for

Slippery Rock PA

  • Overnight

    Overnight: A chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. Patchy fog between 7am and 11am. High near 82. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers and
    Patchy Fog
    then Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 79. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. Northeast wind around 6 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. Patchy fog between 7am and 11am. High near 82. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A slight chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 79. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 55. Northeast wind around 6 mph.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 54.
Labor Day
Sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Slippery Rock PA
 41.08°N 80.06°W (Elev. 1237 ft)
Last Update:
2:21 am EDT Sep 4, 2026
Forecast Valid:
3am EDT Sep 4, 2026-6pm EDT Sep 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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