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

46°F

8°C

Humidity 83%
Wind Speed NW 12 G 18 mph
Barometer 29.94 in (1015.7 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 14 May 12:56 pm EDT
Extended Forecast for

3 Miles ESE South New Castle PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 54. Northwest wind 11 to 13 mph.

    High: 54 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 41. Northwest wind 5 to 9 mph.

    Low: 41 °F

    Gradual
    Clearing

  • Friday

    Friday: Mostly sunny, with a high near 69. Northwest wind 3 to 6 mph.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. Calm wind becoming south around 5 mph after midnight.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Southwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday 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 61. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 54. Northwest wind 11 to 13 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 41. Northwest wind 5 to 9 mph.
Friday
Mostly sunny, with a high near 69. Northwest wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 49. Calm wind becoming south around 5 mph after midnight.
Saturday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Southwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday 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 61. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 66.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE South New Castle PA
 40.95°N 80.29°W (Elev. 1237 ft)
Last Update:
12:46 pm EDT May 14, 2026
Forecast Valid:
1pm EDT May 14, 2026-6pm EDT May 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation