


NWS Forecast for: Quincy IL Issued by: National Weather Service Saint Louis, MO Last Update: 4:21 pm CDT Jul 14, 2025 | |
Tonight: Mostly clear, with a low around 70. Southeast wind 3 to 5 mph. Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 87. Light and variable wind becoming southeast around 6 mph in the morning. Tuesday Night: A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 73. South wind 3 to 6 mph. Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 102. Southwest wind 5 to 7 mph. Wednesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southwest wind around 6 mph. Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Thursday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Friday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Sunday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Sunday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Monday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. | |
Quincy IL 39.93°N 91.38°W (Elev. 650 ft) | |
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