| NWS Forecast for: Gillespie IL Issued by: National Weather Service Saint Louis, MO Last Update: 3:16 pm CST Nov 14, 2025 | |
| Tonight: Increasing clouds, with a low around 57. South wind 8 to 11 mph. Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 77. Southwest wind 9 to 16 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Saturday Night: Mostly clear, with a low around 40. North wind 6 to 9 mph. Sunday: Sunny, with a high near 57. North wind 3 to 6 mph. Sunday Night: Mostly clear, with a low around 33. Calm wind. Monday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 57. Monday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 60%. Tuesday: A 20 percent chance of rain before noon. Partly sunny, with a high near 58. Tuesday Night: Mostly cloudy, with a low around 36. Wednesday: A 20 percent chance of rain after noon. Partly sunny, with a high near 56. Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 42. Thursday: Rain likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%. Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 42. Friday: A 40 percent chance of rain. Partly sunny, with a high near 58. | |
| Gillespie IL 39.12°N 89.81°W (Elev. 653 ft) | |
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