| NWS Forecast for: Alton IL Issued by: National Weather Service Saint Louis, MO Last Update: 2:06 am CDT Jun 13, 2024 | |
| Overnight: Mostly clear, with a low around 68. South wind 3 to 6 mph. Thursday: Sunny, with a high near 96. Southwest wind 7 to 11 mph. Thursday Night: A 40 percent chance of showers and thunderstorms, mainly between 10pm and 4am. Increasing clouds, with a low around 72. North wind 9 to 14 mph becoming light and variable. Friday: Sunny, with a high near 90. North wind 3 to 7 mph. Friday Night: Partly cloudy, with a low around 66. Northeast wind 3 to 6 mph. Saturday: Mostly sunny, with a high near 91. Saturday Night: Mostly clear, with a low around 72. Sunday: Sunny and hot, with a high near 98. Sunday Night: Mostly clear, with a low around 76. Monday: Sunny and hot, with a high near 97. Monday Night: Partly cloudy, with a low around 76. Tuesday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Juneteenth: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. | |
| Alton IL 38.91°N 90.13°W (Elev. 499 ft) | |
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