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

27°F

-3°C

Humidity 72%
Wind Speed NW 5 mph
Barometer 30.37 in (1031.4 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 27 Mar 11:56 pm EDT
Extended Forecast for

New Castle Northwest PA

  • Overnight

    Overnight: Mostly clear, with a low around 24. Northwest wind around 6 mph.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 42. Northwest wind 5 to 9 mph.

    High: 42 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 28. Calm wind becoming south around 5 mph after midnight.

    Low: 28 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 57. Southwest wind 6 to 11 mph.

    High: 57 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 43. Southwest wind around 7 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday

    Monday: A slight chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 20%.

    High: 64 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Chance
    T-storms then
    Rain Likely

  • Tuesday

    Tuesday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.

    High: 74 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.

    Low: 50 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 24. Northwest wind around 6 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 42. Northwest wind 5 to 9 mph.
Saturday Night
Increasing clouds, with a low around 28. Calm wind becoming south around 5 mph after midnight.
Sunday
Partly sunny, with a high near 57. Southwest wind 6 to 11 mph.
Sunday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 43. Southwest wind around 7 mph. Chance of precipitation is 20%.
Monday
A slight chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 20%.
Monday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Tuesday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Wednesday
Rain likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Wednesday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 60. 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:
New Castle Northwest PA
 41.04°N 80.33°W (Elev. 1175 ft)
Last Update:
6:52 pm EDT Mar 27, 2026
Forecast Valid:
12am EDT Mar 28, 2026-6pm EDT Apr 3, 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