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

52°F

11°C

Humidity 40%
Wind Speed Vrbl 3 mph
Barometer 30.03 in (1019.0 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 14 Nov 2:56 pm EST
Extended Forecast for

New Castle Northwest PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 50. Southwest wind around 5 mph.

    High: 50 °F

    Partly Sunny

  • Tonight

    Tonight: Areas of fog after 2am. Otherwise, partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy
    then Areas
    Fog

  • Saturday

    Saturday: Rain likely and possibly a thunderstorm before 3pm, then a chance of rain and thunderstorms between 3pm and 4pm, then a chance of rain after 4pm. Cloudy, with a high near 61. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Chance Rain
    then Rain
    Likely

  • Saturday Night

    Saturday Night: Rain, mainly before 1am. Low around 37. West wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain

  • Sunday

    Sunday: A slight chance of rain before 4pm, then a slight chance of snow. Partly sunny, with a high near 46. West wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.

    High: 44 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Partly sunny, with a high near 50. Southwest wind around 5 mph.
Tonight
Areas of fog after 2am. Otherwise, partly cloudy, with a low around 36. Calm wind.
Saturday
Rain likely and possibly a thunderstorm before 3pm, then a chance of rain and thunderstorms between 3pm and 4pm, then a chance of rain after 4pm. Cloudy, with a high near 61. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain, mainly before 1am. Low around 37. West wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of rain before 4pm, then a slight chance of snow. Partly sunny, with a high near 46. West wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle Northwest PA
 41.02°N 80.34°W (Elev. 961 ft)
Last Update:
1:30 pm EST Nov 14, 2025
Forecast Valid:
3pm EST Nov 14, 2025-6pm EST Nov 20, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation