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

54°F

12°C

Humidity 62%
Wind Speed SE 9 G 16 mph
Barometer 30.19 in (1023.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 27 Apr 8:56 am EDT
Extended Forecast for

Mercer PASimilar City Names

  • Today

    Today: Sunny, with a high near 71. Southeast wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 5am. Increasing clouds, with a low around 49. Southeast wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms likely before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 67. South wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 50. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 62. Light northeast wind becoming north 5 to 9 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 71. Southeast wind 8 to 11 mph, with gusts as high as 21 mph.
Tonight
A chance of showers, with thunderstorms also possible after 5am. Increasing clouds, with a low around 49. Southeast wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms likely before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 67. South wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 50. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 62. Light northeast wind becoming north 5 to 9 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mercer PASimilar City Names
 41.23°N 80.25°W (Elev. 1234 ft)
Last Update:
6:46 am EDT Apr 27, 2026
Forecast Valid:
9am EDT Apr 27, 2026-6pm EDT May 3, 2026
 
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