| NWS Forecast for: Prospect Heights IL Issued by: National Weather Service Chicago, IL Last Update: 7:41 pm CDT Jul 12, 2025 | |
| Overnight: Mostly clear, with a low around 65. West northwest wind around 5 mph. Sunday: Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the morning. Sunday Night: Mostly clear, with a low around 66. Southwest wind around 5 mph. Monday: Sunny, with a high near 89. Southwest wind 5 to 10 mph. Monday Night: Mostly clear, with a low around 71. Southwest wind around 5 mph becoming calm in the evening. Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Thursday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. Thursday Night: A chance of showers. Mostly cloudy, with a low around 65. Friday: Partly sunny, with a high near 79. Friday Night: Mostly cloudy, with a low around 64. Saturday: Partly sunny, with a high near 82. | |
| Prospect Heights IL 42.11°N 87.92°W | |
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