National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

New Castle Municipal Airport (KUCP)

Lat: 41.02°NLon: 80.42°WElev: 1072ft.

Overcast

45°F

7°C

Humidity 80%
Wind Speed Calm
Barometer 29.90 in (1014.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 15 Feb 3:56 pm EST
Extended Forecast for

4 Miles ESE Mercer PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 43. South wind around 5 mph.

    High: 43 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 44. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 44 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32. Southwest wind around 7 mph.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50. Southwest wind around 6 mph.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain. High near 54. Chance of precipitation is 100%.

    High: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.

    Low: 38 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 43. South wind around 5 mph.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 31. Calm wind.
Washington's Birthday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 44. Calm wind becoming southwest 5 to 7 mph in the morning.
Monday Night
Mostly cloudy, with a low around 32. Southwest wind around 7 mph.
Tuesday
Partly sunny, with a high near 50. Southwest wind around 6 mph.
Tuesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 54. Chance of precipitation is 100%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 57.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Friday
A chance of rain. Partly sunny, with a high near 54. Chance of precipitation is 50%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Saturday
A chance of rain. Partly sunny, with a high near 41. Chance of precipitation is 30%.
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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:
11:43 am EST Feb 15, 2026
Forecast Valid:
4pm EST Feb 15, 2026-6pm EST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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