National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

New Castle Municipal Airport (KUCP)

Lat: 41.02°NLon: 80.42°WElev: 1072ft.

Overcast

57°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 29.94 in (1015.0 mb)
Dewpoint 57°F (14°C)
Visibility 8.00 mi
Last update 12 Oct 2:56 am EDT
Extended Forecast for

South New Castle PA

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Patchy Fog

  • Columbus Day

    Columbus Day: Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 73. Calm wind becoming west around 6 mph in the afternoon.

    High: 73 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 82. Southwest wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 82 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Mostly clear, with a low around 63. West wind 3 to 8 mph. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers after 11am. High near 75. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 8pm. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 8am. Partly sunny, with a high near 69. Chance of precipitation is 40%.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 56. Calm wind.
Columbus Day
Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 73. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 59. South wind around 5 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 82. Southwest wind 7 to 11 mph, with gusts as high as 24 mph.
Tuesday Night
A slight chance of showers after 2am. Mostly clear, with a low around 63. West wind 3 to 8 mph. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely, then showers after 11am. High near 75. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers, mainly before 8pm. Low around 54. Chance of precipitation is 80%.
Thursday
A chance of showers after 8am. Partly sunny, with a high near 69. Chance of precipitation is 40%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Friday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South New Castle PA
 40.97°N 80.34°W (Elev. 1047 ft)
Last Update:
2:21 am EDT Oct 12, 2026
Forecast Valid:
3am EDT Oct 12, 2026-6pm EDT Oct 18, 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