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

67°F

19°C

Humidity 37%
Wind Speed Vrbl 5 mph
Barometer 30.36 in (1029.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 1 Nov 3:56 pm EST
Extended Forecast for

Mercer PASimilar City Names

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 67. Southeast wind around 7 mph.

    High: 67 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Southeast wind 3 to 6 mph.

    Low: 48 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 67. South wind 3 to 7 mph.

    High: 67 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 50. South wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. South wind 6 to 9 mph.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 1pm. Partly sunny, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Mostly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 58. Chance of precipitation is 90%.

    Low: 58 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.

    High: 68 °F

    Rain Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 67. Southeast wind around 7 mph.
Tonight
Increasing clouds, with a low around 48. Southeast wind 3 to 6 mph.
Monday
Mostly cloudy, with a high near 67. South wind 3 to 7 mph.
Monday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 50. South wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 72. South wind 6 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
A chance of rain after 1pm. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Wednesday Night
Rain. Low around 58. Chance of precipitation is 90%.
Thursday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Friday
A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Mostly cloudy, with a high near 57.
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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:
3:22 pm EST Nov 1, 2026
Forecast Valid:
4pm EST Nov 1, 2026-6pm EST Nov 7, 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