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

37°F

3°C

Humidity 76%
Wind Speed Calm
Barometer 29.93 in (1015.9 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 14 Nov 10:56 pm EST
Extended Forecast for

New Castle Northwest PA

  • Tonight

    Tonight: Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Patchy Fog

  • Saturday

    Saturday: Rain likely, mainly after 5pm. Cloudy, with a high near 62. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance Rain
    then Rain
    Likely

  • Saturday Night

    Saturday Night: Rain and thunderstorms before 10pm, then a chance of rain between 10pm and 11pm. Low around 37. Southwest wind around 11 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain before 4pm, then a chance of snow. Partly sunny, with a high near 46. West wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 46 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of snow, mainly before 7pm. Mostly cloudy, with a low around 30. West wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Monday Night

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

    Low: 25 °F

    Partly 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 50%.

    High: 44 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 28. Chance of precipitation is 40%.

    Low: 28 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 37. Calm wind.
Saturday
Rain likely, mainly after 5pm. Cloudy, with a high near 62. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain and thunderstorms before 10pm, then a chance of rain between 10pm and 11pm. Low around 37. Southwest wind around 11 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of rain before 4pm, then a chance of snow. Partly sunny, with a high near 46. West wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
A chance of snow, mainly before 7pm. Mostly cloudy, with a low around 30. West wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
Partly sunny, with a high near 43.
Monday Night
Partly 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 50%.
Tuesday Night
A chance of rain before 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Wednesday
Areas of fog before 9am. Otherwise, partly sunny, with a high near 50.
Wednesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Thursday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 56. Chance of precipitation is 50%.
Thursday Night
Rain likely. Cloudy, with a low around 40. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle Northwest PA
 41.02°N 80.37°W (Elev. 948 ft)
Last Update:
10:59 pm EST Nov 14, 2025
Forecast Valid:
11pm EST Nov 14, 2025-6pm EST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation