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

35°F

2°C

Humidity 70%
Wind Speed W 7 mph
Barometer 30.04 in (1019.6 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 21 Feb 1:56 pm EST
Extended Forecast for

3 Miles S Mercer PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 40. West wind 6 to 8 mph.

    High: 40 °F

    Partly Sunny

  • Tonight

    Tonight: Snow likely, mainly after 1am. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Slight Chance
    Snow then
    Snow Likely

  • Sunday

    Sunday: Snow likely, mainly between 9am and noon. Mostly cloudy, with a high near 36. Calm wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 24. Northwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Likely

  • Monday

    Monday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 32. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Likely

  • Monday Night

    Monday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 20%.

    Low: 13 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 70%.

    Low: 23 °F

    Snow Likely

  • Wednesday

    Wednesday: A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.

    High: 42 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Partly sunny, with a high near 40. West wind 6 to 8 mph.
Tonight
Snow likely, mainly after 1am. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly between 9am and noon. Mostly cloudy, with a high near 36. Calm wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 24. Northwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 32. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 70%.
Wednesday
A chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Wednesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Mercer PA
 41.18°N 80.25°W (Elev. 1171 ft)
Last Update:
1:21 pm EST Feb 21, 2026
Forecast Valid:
2pm EST Feb 21, 2026-6pm EST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation