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

65°F

18°C

Humidity 36%
Wind Speed W 3 mph
Barometer 30.03 in (1018.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 15 May 6:56 pm EDT
Extended Forecast for

2 Miles SE South New Castle PA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 49. Calm wind becoming south around 5 mph after midnight.

    Low: 49 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 3pm. Increasing clouds, with a high near 80. South wind 7 to 13 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 50%.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 49. Calm wind becoming south around 5 mph after midnight.
Saturday
A chance of showers, with thunderstorms also possible after 3pm. Increasing clouds, with a high near 80. South wind 7 to 13 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 30%.
Monday
Sunny and hot, with a high near 90.
Monday Night
Mostly clear, with a low around 69.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Wednesday
Showers likely. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE South New Castle PA
 40.95°N 80.32°W (Elev. 1198 ft)
Last Update:
5:16 pm EDT May 15, 2026
Forecast Valid:
7pm EDT May 15, 2026-6pm EDT May 22, 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