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- Pennsylvania's Severe Weather Awareness Week | April 13-17, 2026
- Observe down trees, hail, of flooding? We would love to know!
Hazardous Weather Conditions
Current conditions at
New Castle Municipal Airport (KUCP)
Lat: 41.02°NLon: 80.42°WElev: 1072ft.
Fair
61°F
16°C
| Humidity | 72% |
| Wind Speed | SE 3 mph |
| Barometer | 29.95 in (1015.6 mb) |
| Dewpoint | 52°F (11°C) |
| Visibility | 10.00 mi |
| Last update | 17 Apr 9:56 pm EDT |
Extended Forecast for
Slippery Rock PA
Tonight

Low: 55 °F
Mostly Clear
Saturday
High: 79 °F
Slight Chance
Showers then
Showers
LikelySaturday Night

Low: 37 °F
Showers
Sunday

High: 50 °F
Chance
ShowersSunday Night
Low: 28 °F
Chance
Showers then
Chance
Rain/SnowMonday

High: 45 °F
Mostly Sunny
Monday Night

Low: 26 °F
Mostly Clear
Tuesday

High: 64 °F
Mostly Sunny
Tuesday Night

Low: 44 °F
Chance
Showers
Detailed Forecast
Tonight
Mostly clear, with a low around 55. Calm wind becoming southeast around 6 mph after midnight.
Saturday
A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 79. South wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 37. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 50. West wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of rain showers before 2am, then a slight chance of rain and snow showers. Widespread frost after 3am. Otherwise, mostly cloudy, with a low around 28. West wind 6 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
Mostly sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 76.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Slippery Rock PA
41.08°N 80.06°W (Elev. 1237 ft)
41.08°N 80.06°W (Elev. 1237 ft)
6:26 pm EDT Apr 17, 2026
10pm EDT Apr 17, 2026-6pm EDT Apr 24, 2026



