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

25°F

-4°C

Humidity 75%
Wind Speed N 3 mph
Barometer 30.40 in (1032.2 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 24 Mar 1:56 am EDT
Extended Forecast for

4 Miles ESE Mercer PA

  • Overnight

    Overnight: Mostly clear, with a low around 22. North wind around 6 mph.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 56. South wind 5 to 8 mph.

    High: 56 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45. South wind 6 to 8 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain before 11pm, then rain and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am. Low around 35. Chance of precipitation is 90%.

    Low: 35 °F

    Rain

  • Friday

    Friday: Rain likely before 8am. Partly sunny, with a high near 43. Chance of precipitation is 60%.

    High: 43 °F

    Rain Likely
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 22. North wind around 6 mph.
Tuesday
Sunny, with a high near 46. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 30. Calm wind.
Wednesday
Mostly cloudy, with a high near 56. South wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 45. South wind 6 to 8 mph.
Thursday
A chance of rain after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain before 11pm, then rain and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am. Low around 35. Chance of precipitation is 90%.
Friday
Rain likely before 8am. Partly sunny, with a high near 43. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 21.
Saturday
Sunny, with a high near 44.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 60.
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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:
11:16 pm EDT Mar 23, 2026
Forecast Valid:
2am EDT Mar 24, 2026-6pm EDT Mar 30, 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