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

67°F

19°C

Humidity 100%
Wind Speed Vrbl 5 mph
Barometer 30.03 in (1018.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 7 Oct 12:56 pm EDT
Extended Forecast for

Mercer PA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 69. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 47. West wind 7 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 47 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 62. North wind 9 to 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36. North wind 3 to 6 mph.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy frost before 9am. Otherwise, sunny, with a high near 60. Northeast wind 5 to 7 mph.

    High: 60 °F

    Patchy Frost
    then Sunny

  • Thursday Night

    Thursday Night: Patchy frost after 3am. Otherwise, clear, with a low around 34.

    Low: 34 °F

    Clear then
    Patchy Frost

  • Friday

    Friday: Areas of frost before 9am. Otherwise, sunny, with a high near 64.

    High: 64 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 69. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 47. West wind 7 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday
Sunny, with a high near 62. North wind 9 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 36. North wind 3 to 6 mph.
Thursday
Patchy frost before 9am. Otherwise, sunny, with a high near 60. Northeast wind 5 to 7 mph.
Thursday Night
Patchy frost after 3am. Otherwise, clear, with a low around 34.
Friday
Areas of frost before 9am. Otherwise, sunny, with a high near 64.
Friday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 36.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 41.
Columbus Day
Sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mercer PA
 41.23°N 80.25°W (Elev. 1234 ft)
Last Update:
11:29 am EDT Oct 7, 2025
Forecast Valid:
1pm EDT Oct 7, 2025-6pm EDT Oct 13, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation