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

5°F

-15°C

Humidity 66%
Wind Speed Calm
Barometer 30.19 in (1026.4 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 1 Feb 10:56 pm EST
Extended Forecast for

New Castle Northwest PA

  • Tonight

    Tonight: Mostly cloudy, with a low around -4. Light and variable wind.

    Low: -4 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow after 4pm. Partly sunny, with a high near 25. Wind chill values as low as -13. South wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 25 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: A slight chance of snow before 8pm, then a chance of flurries between 8pm and 9pm. Mostly cloudy, with a low around 17. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow after 1pm. Mostly cloudy, with a high near 29. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 4. Light north wind.

    Low: 4 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 22.

    High: 22 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of snow after 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.

    Low: 12 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around -4. Light and variable wind.
Monday
A slight chance of snow after 4pm. Partly sunny, with a high near 25. Wind chill values as low as -13. South wind 3 to 6 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of snow before 8pm, then a chance of flurries between 8pm and 9pm. Mostly cloudy, with a low around 17. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Tuesday
A chance of snow after 1pm. Mostly cloudy, with a high near 29. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Mostly cloudy, with a low around 4. Light north wind.
Wednesday
Partly sunny, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 4.
Thursday
Mostly cloudy, with a high near 22.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.
Friday
Snow. High near 31. Chance of precipitation is 90%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 2. Chance of precipitation is 30%.
Saturday
Partly sunny and cold, with a high near 13.
Saturday Night
Mostly cloudy, with a low around 1.
Sunday
Mostly cloudy, with a high near 19.
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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:
11:06 pm EST Feb 1, 2026
Forecast Valid:
11pm EST Feb 1, 2026-6pm EST Feb 8, 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