| NWS Forecast for: Sumner IL Issued by: National Weather Service Lincoln, IL Last Update: 8:41 am CDT Jul 13, 2025 |  |
Today: Showers and thunderstorms likely, mainly after 4pm. Some of the storms could produce heavy rainfall. Mostly sunny, with a high near 90. Light and variable wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible. Tonight: Showers and thunderstorms likely before 1am, then a slight chance of showers after 4am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. West northwest wind around 6 mph becoming light and variable. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible. Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Calm wind becoming north around 6 mph in the afternoon. Monday Night: Partly cloudy, with a low around 72. Light and variable wind. Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the morning. Tuesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 73. South wind 3 to 6 mph. Wednesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Southwest wind 6 to 9 mph. Wednesday Night: A 30 percent chance of showers. Partly cloudy, with a low around 73. Thursday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 89. Chance of precipitation is 50%. Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70. Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Friday Night: Partly cloudy, with a low around 70. Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 88. | |
| Sumner IL 38.72°N 87.87°W (Elev. 479 ft) | |
Visit your local NWS office at: https://www.weather.gov/ilx |
