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

60°F

16°C

Humidity 100%
Wind Speed Vrbl 3 mph
Barometer 30.03 in (1017.9 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Last update 17 May 2:56 am EDT
Extended Forecast for

4 Miles NNW Portersville PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 59. Southwest wind around 5 mph.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 82. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 63. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68. South wind around 6 mph.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Low around 66. Chance of precipitation is 80%.

    Low: 66 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 8am, then showers likely. High near 76. Chance of precipitation is 80%.

    High: 76 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 59. Southwest wind around 5 mph.
Sunday
A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 82. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 63. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 89. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 68. South wind around 6 mph.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Low around 66. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm before 8am, then showers likely. High near 76. Chance of precipitation is 80%.
Wednesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 68.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Portersville PA
 40.98°N 80.2°W (Elev. 1135 ft)
Last Update:
2:21 am EDT May 17, 2026
Forecast Valid:
3am EDT May 17, 2026-6pm EDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation