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 96%
Wind Speed NW 6 mph
Barometer 30.01 in (1018.3 mb)
Dewpoint 40°F (4°C)
Visibility 8.00 mi
Wind Chill37°F (3°C)
Last update 7 Jan 5:56 pm EST
Extended Forecast for

New Castle Northwest PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Light southwest wind.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49. South wind 3 to 7 mph.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 43. Southeast wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers

  • Friday

    Friday: Showers. High near 60. South wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 1am. Cloudy, with a low around 44. Southwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 56. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of rain showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.

    High: 33 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. Light southwest wind.
Thursday
Partly sunny, with a high near 49. South wind 3 to 7 mph.
Thursday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 43. Southeast wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers. High near 60. South wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 1am. Cloudy, with a low around 44. Southwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers. High near 56. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
A chance of rain showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.
Sunday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
A chance of rain. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle Northwest PA
 41.04°N 80.33°W (Elev. 1175 ft)
Last Update:
6:01 pm EST Jan 7, 2026
Forecast Valid:
6pm EST Jan 7, 2026-6pm EST Jan 14, 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