


NWS Forecast for: Salem IL Issued by: National Weather Service Saint Louis, MO Last Update: 12:21 pm CDT Jul 13, 2025 | ![]() |
This Afternoon: Showers and thunderstorms likely, mainly after 3pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 86. Southwest wind around 6 mph. Chance of precipitation is 70%. Tonight: Showers and thunderstorms likely, mainly before 10pm. Some of the storms could produce heavy rainfall. Patchy fog after 5am. Otherwise, cloudy, with a low around 69. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. Monday: A slight chance of showers and thunderstorms between 1pm and 4pm. Patchy fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Light and variable wind. Chance of precipitation is 20%. Monday Night: Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening. Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89. Calm wind becoming south around 6 mph in the morning. Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 72. Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88. Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70. Friday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Friday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Saturday: A 20 percent chance of showers. Mostly sunny, with a high near 88. | |
Salem IL 38.65°N 88.95°W (Elev. 554 ft) | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |