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

22°F

-6°C

Humidity 68%
Wind Speed W 6 mph
Barometer 29.88 in (1015.1 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 2 Jan 6:56 pm EST
Extended Forecast for

4 Miles ESE Mercer PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. West wind around 7 mph.

    Low: 12 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow after 4pm. Mostly cloudy, with a high near 24. West wind 3 to 5 mph. Chance of precipitation is 20%.

    High: 24 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow, mainly between 7pm and 1am. Mostly cloudy, with a low around 17. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 17 °F

    Chance Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 26. Northwest wind 6 to 10 mph.

    High: 26 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13. Light and variable wind.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Cloudy, with a low around 33. Chance of precipitation is 40%.

    Low: 33 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 12. West wind around 7 mph.
Saturday
A slight chance of snow after 4pm. Mostly cloudy, with a high near 24. West wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday Night
A chance of snow, mainly between 7pm and 1am. Mostly cloudy, with a low around 17. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
Mostly cloudy, with a high near 26. Northwest wind 6 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 13. Light and variable wind.
Monday
Mostly cloudy, with a high near 33.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
A chance of rain after 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Cloudy, with a low around 33. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
A chance of rain. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Mercer PA
 41.2°N 80.16°W (Elev. 1355 ft)
Last Update:
2:23 pm EST Jan 2, 2026
Forecast Valid:
7pm EST Jan 2, 2026-6pm EST Jan 9, 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