| NWS Forecast for: Zion IL Issued by: National Weather Service Chicago, IL Last Update: 8:41 am CDT May 19, 2026 |  |
Today: A 30 percent chance of showers and thunderstorms, mainly before 2pm. Mostly cloudy, with a high near 76. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 35 mph. Tonight: Partly cloudy, with a low around 46. West northwest wind 10 to 15 mph, with gusts as high as 20 mph. Wednesday: Mostly sunny, with a high near 53. Northeast wind around 15 mph, with gusts as high as 20 mph. Wednesday Night: Partly cloudy, with a low around 43. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Thursday: Partly sunny, with a high near 55. East northeast wind 10 to 15 mph, with gusts as high as 20 mph. Thursday Night: Mostly cloudy, with a low around 46. Friday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 60. Chance of precipitation is 60%. Friday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 48. Saturday: Mostly cloudy, with a high near 62. Saturday Night: Mostly cloudy, with a low around 50. Sunday: Partly sunny, with a high near 63. Sunday Night: Partly cloudy, with a low around 54. Memorial Day: Mostly sunny, with a high near 69. | |
| Zion IL 42.45°N 87.84°W | |
Visit your local NWS office at: https://www.weather.gov/lot |
