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

32°F

0°C

Humidity 85%
Wind Speed Calm
Barometer 30.00 in (1018.2 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 15 Feb 1:56 am EST
Extended Forecast for

New Castle Northwest PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 29. Light southeast wind.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain, mainly between noon and 3pm. Mostly cloudy, with a high near 44. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Patchy fog between 8pm and 5am. Otherwise, mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 47. Calm wind becoming south around 6 mph in the afternoon.

    High: 47 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Southwest wind 3 to 6 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain. High near 55. Chance of precipitation is 90%.

    High: 55 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 29. Light southeast wind.
Sunday
A chance of rain, mainly between noon and 3pm. Mostly cloudy, with a high near 44. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.
Sunday Night
Patchy fog between 8pm and 5am. Otherwise, mostly cloudy, with a low around 32. Calm wind.
Washington's Birthday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 47. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 34. Southwest wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Rain. High near 55. Chance of precipitation is 90%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 57.
Thursday Night
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 42. 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:
12:31 am EST Feb 15, 2026
Forecast Valid:
1am EST Feb 15, 2026-6pm EST Feb 21, 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