7-Day Forecast 39.92°N 85.37°W (Text-Only)
NWS Forecast for: New Castle IN
Issued by: National Weather Service Indianapolis, IN
Last Update: 5:45 pm EDT Jul 13, 2025




Tonight: Scattered showers and thunderstorms before 11pm, then scattered showers between 11pm and 2am, then scattered showers and thunderstorms after 2am. Increasing clouds, with a low around 20. West wind 8 to 13 km/h becoming light and variable in the evening. Chance of precipitation is 50%. New rainfall amounts between 5 and 7.5 mm possible.

Monday: Scattered showers and thunderstorms, mainly after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 28. Calm wind. Chance of precipitation is 30%.

Monday Night: Scattered showers and thunderstorms before 8pm. Partly cloudy, with a low around 20. Calm wind. Chance of precipitation is 30%.

Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 31. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 21. Calm wind.

Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 30. Southwest wind 5 to 10 km/h. Chance of precipitation is 70%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 22. South southwest wind 5 to 8 km/h. Chance of precipitation is 60%.

Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 31. West southwest wind 10 to 13 km/h. Chance of precipitation is 70%.

Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 21. West southwest wind 5 to 10 km/h. Chance of precipitation is 60%.

Friday: Showers likely, mainly after 2pm. Partly sunny, with a high near 29. Southwest wind 8 to 10 km/h. Chance of precipitation is 60%.

Friday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.

Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 28.

Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 19.

Sunday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 29.



New Castle IN
 39.92°N 85.37°W (Elev. 1030 m)

Visit your local NWS office at: https://www.weather.gov/ind