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

36°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in (1021.4 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 19 Nov 3:56 am EST
Extended Forecast for

South New Castle PA

  • Today

    Today: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 51. Calm wind.

    High: 51 °F

    Areas Fog
    then Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 1am. Patchy fog after 8pm. Otherwise, cloudy, with a low around 38. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Friday

    Friday: A chance of rain. Patchy fog before 8am. Otherwise, cloudy, with a high near 56. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: A chance of rain. Patchy fog after 9pm. Otherwise, cloudy, with a low around 38. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A chance of rain before 1pm. Partly sunny, with a high near 53. Chance of precipitation is 40%.

    High: 53 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 32.

    Low: 32 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 54.

    High: 54 °F

    Patchy Fog
    then Partly
    Sunny

Detailed Forecast

Today
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 50. Calm wind.
Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 28. Calm wind.
Thursday
Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 51. Calm wind.
Thursday Night
A chance of rain after 1am. Patchy fog after 8pm. Otherwise, cloudy, with a low around 38. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain. Patchy fog before 8am. Otherwise, cloudy, with a high near 56. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain. Patchy fog after 9pm. Otherwise, cloudy, with a low around 38. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of rain before 1pm. Partly sunny, with a high near 53. Chance of precipitation is 40%.
Saturday Night
Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 32.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 54.
Sunday Night
Patchy fog between midnight and 3am. Otherwise, mostly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South New Castle PA
 40.97°N 80.37°W (Elev. 797 ft)
Last Update:
4:27 am EST Nov 19, 2025
Forecast Valid:
4am EST Nov 19, 2025-6pm EST Nov 25, 2025
 
Forecast Discussion
 
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Additional Resources

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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