


NWS Forecast for: Grantsburg IN Issued by: National Weather Service Louisville, KY Last Update: 5:14 pm EDT Jul 13, 2025 | ![]() |
This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 32. Calm wind. Tonight: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 8pm, then a chance of showers and thunderstorms after 8pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 20. Calm wind. Chance of precipitation is 60%. New rainfall amounts between 7.5 mm and 1 cm possible. Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 30. Calm wind. Monday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 21. Calm wind. Chance of precipitation is 20%. Tuesday: A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 32. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms. Tuesday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 21. Chance of precipitation is 30%. Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 8am. Mostly sunny, with a high near 32. Wednesday Night: A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 22. Thursday: A 50 percent chance of showers and thunderstorms, mainly after 8am. Mostly sunny, with a high near 32. Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 22. Friday: Showers and thunderstorms likely. Partly sunny, with a high near 32. Chance of precipitation is 60%. Friday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%. Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 32. Saturday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 21. Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 32. | |
Grantsburg IN 38.3°N 86.48°W (Elev. 646 m) | |
Visit your local NWS office at: https://www.weather.gov/lmk/ |