| NWS Forecast for: 3 Miles WNW Glenarm IL Issued by: National Weather Service Lincoln, IL Last Update: 4:50 am CDT Jul 15, 2026 |  |
Today: Patchy fog before 8am. Otherwise, sunny, with a high near 33. Calm wind. Tonight: Mostly clear, with a low around 22. Calm wind. Thursday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 32. Heat index values as high as 38. Calm wind. Thursday Night: Partly cloudy, with a low around 22. Calm wind. Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 32. Light west southwest wind becoming west 6 to 11 km/h in the morning. Chance of precipitation is 70%. New rainfall amounts between 7.5 mm and 1 cm possible. Friday Night: Partly cloudy, with a low around 22. West southwest wind 5 to 11 km/h. Saturday: Sunny, with a high near 33. West southwest wind 13 to 16 km/h, with gusts as high as 29 km/h. Saturday Night: Mostly clear, with a low around 22. Sunday: Sunny, with a high near 32. Sunday Night: Mostly clear, with a low around 22. Monday: Mostly sunny, with a high near 33. Monday Night: Partly cloudy, with a low around 22. Tuesday: Sunny, with a high near 31. | |
| 3 Miles WNW Glenarm IL 39.62°N 89.73°W (Elev. 607 m) | |
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