


NWS Forecast for: Wood River IL Issued by: National Weather Service Saint Louis, MO Last Update: 4:21 am CDT Jul 19, 2025 | |
Overnight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 23. Calm wind. Saturday: A 40 percent chance of showers and thunderstorms, mainly before 5pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 34. Heat index values as high as 41. South wind 8 to 11 km/h becoming northwest in the afternoon. Saturday Night: Partly cloudy, with a low around 24. South wind 5 to 10 km/h. Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 35. Heat index values as high as 41. Southwest wind 5 to 10 km/h becoming west in the afternoon. Sunday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 24. East wind 5 to 8 km/h. Monday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 33. Monday Night: Partly cloudy, with a low around 24. Tuesday: Mostly sunny, with a high near 34. Tuesday Night: Mostly clear, with a low around 25. Wednesday: Sunny and hot, with a high near 36. Wednesday Night: Mostly clear, with a low around 25. Thursday: Sunny and hot, with a high near 37. Thursday Night: Mostly clear, with a low around 25. Friday: A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 36. | |
Wood River IL 38.86°N 90.08°W (Elev. 436 m) | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |