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

69°F

21°C

Humidity 73%
Wind Speed SW 12 G 18 mph
Barometer 30.09 in (1019.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 3 Apr 9:56 am EDT
Extended Forecast for

New Castle Northwest PA

  • Today

    Today: Isolated showers before 2pm, then scattered showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 77. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 11pm, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 60 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. South wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 45. South wind around 10 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Showers

  • Sunday

    Sunday: A slight chance of showers before 2pm. Mostly cloudy, with a high near 51. West wind 9 to 14 mph. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 2pm. Partly sunny, with a high near 50. Chance of precipitation is 30%.

    High: 50 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of rain showers before 8pm, then a chance of snow showers after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Showers then
    Chance Snow
    Showers

  • Tuesday

    Tuesday: A chance of snow showers before 8am. Partly sunny, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Chance Snow
    Showers then
    Mostly Sunny

Detailed Forecast

Today
Isolated showers before 2pm, then scattered showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 77. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 11pm, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. South wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 45. South wind around 10 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A slight chance of showers before 2pm. Mostly cloudy, with a high near 51. West wind 9 to 14 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 50. Chance of precipitation is 30%.
Monday Night
A chance of rain showers before 8pm, then a chance of snow showers after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Tuesday
A chance of snow showers before 8am. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle Northwest PA
 41.04°N 80.33°W (Elev. 1175 ft)
Last Update:
5:41 am EDT Apr 3, 2026
Forecast Valid:
10am EDT Apr 3, 2026-6pm EDT Apr 9, 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