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

51°F

11°C

Humidity 52%
Wind Speed SE 6 mph
Barometer 30.07 in (1020.5 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 8 Jan 5:56 pm EST
Extended Forecast for

New Castle Northwest PA

  • Tonight

    Tonight: A slight chance of rain before 10pm, then a slight chance of rain after 5am. Mostly cloudy, with a low around 44. Southeast wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Rain, mainly before 11am. High near 60. South wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain then
    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain before 1am. Mostly cloudy, with a low around 35. Northwest wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Rain. High near 48. Light and variable wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain

  • Saturday Night

    Saturday Night: Rain showers likely before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 28. West wind 7 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Snow showers likely. Mostly cloudy, with a high near 33. Chance of precipitation is 70%.

    High: 33 °F

    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.

    Low: 23 °F

    Chance Snow
    Showers

  • Monday

    Monday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain before 10pm, then a slight chance of rain after 5am. Mostly cloudy, with a low around 44. Southeast wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Friday
Rain, mainly before 11am. High near 60. South wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A slight chance of rain before 1am. Mostly cloudy, with a low around 35. Northwest wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 20%.
Saturday
Rain. High near 48. Light and variable wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain showers likely before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 28. West wind 7 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Snow showers likely. Mostly cloudy, with a high near 33. Chance of precipitation is 70%.
Sunday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Wednesday
Rain and snow showers likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.
Wednesday Night
Rain and snow showers likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 28. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle Northwest PA
 41.04°N 80.33°W (Elev. 1175 ft)
Last Update:
2:23 pm EST Jan 8, 2026
Forecast Valid:
6pm EST Jan 8, 2026-6pm EST Jan 15, 2026
 
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