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

57°F

14°C

Humidity 67%
Wind Speed Calm
Barometer 30.24 in (1025.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 9 Apr 9:56 pm EDT
Extended Forecast for

New Castle Northwest PA

  • Tonight

    Tonight: Partly cloudy, with a low around 51. Southeast wind 3 to 7 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Showers likely, mainly after 5pm. Increasing clouds, with a high near 72. South wind 7 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 72 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 38. North wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely

  • Saturday

    Saturday: Sunny, with a high near 59. North wind around 6 mph.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. Southeast wind 3 to 7 mph.
Friday
Showers likely, mainly after 5pm. Increasing clouds, with a high near 72. South wind 7 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 38. North wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 59. North wind around 6 mph.
Saturday Night
Mostly clear, with a low around 39. Light and variable wind.
Sunday
Partly sunny, with a high near 76.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 30%.
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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:
8:51 pm EDT Apr 9, 2026
Forecast Valid:
10pm EDT Apr 9, 2026-6pm EDT Apr 16, 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