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.

Mostly Cloudy

53°F

12°C

Humidity 41%
Wind Speed W 12 G 16 mph
Barometer 29.95 in (1016.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 27 Feb 4:56 pm EST
Extended Forecast for

4 Miles ESE Mercer PA

  • Tonight

    Tonight: Increasing clouds, with a low around 36. South wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 50. West wind 6 to 9 mph becoming northwest in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Increasing clouds, with a low around 24. North wind 6 to 8 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Partly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 32. North wind 9 to 11 mph.

    High: 32 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14. North wind 6 to 8 mph.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow. Partly sunny, with a high near 34. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: A chance of rain after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain likely. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.

    High: 44 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 1am. Cloudy, with a low around 33. Chance of precipitation is 70%.

    Low: 33 °F

    Rain Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 36. South wind 7 to 11 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 50. West wind 6 to 9 mph becoming northwest in the afternoon.
Saturday Night
A chance of snow after 1am. Increasing clouds, with a low around 24. North wind 6 to 8 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 32. North wind 9 to 11 mph.
Sunday Night
Mostly cloudy, with a low around 14. North wind 6 to 8 mph.
Monday
A slight chance of snow. Partly sunny, with a high near 34. Chance of precipitation is 20%.
Monday Night
A chance of rain after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Tuesday
Rain likely. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.
Tuesday Night
Rain likely, mainly before 1am. Cloudy, with a low around 33. Chance of precipitation is 70%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.
Thursday
Rain likely. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Mercer PA
 41.2°N 80.16°W (Elev. 1355 ft)
Last Update:
1:12 pm EST Feb 27, 2026
Forecast Valid:
5pm EST Feb 27, 2026-6pm EST Mar 6, 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