| NWS Forecast for: Mundelein IL Issued by: National Weather Service Chicago, IL Last Update: 3:46 am CDT Aug 19, 2026 | |
Today: A slight chance of showers between 2pm and 4pm. Partly sunny, with a high near 77. Northwest wind 5 to 10 mph becoming east northeast in the afternoon. Chance of precipitation is 20%. Tonight: Partly cloudy, with a low around 60. East northeast wind around 5 mph becoming north northwest after midnight. Thursday: Sunny, with a high near 80. Calm wind becoming east around 5 mph in the afternoon. Thursday Night: Partly cloudy, with a low around 62. East southeast wind around 5 mph becoming south southwest after midnight. Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 79. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Friday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63. Saturday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. Saturday Night: Mostly clear, with a low around 60. Sunday: Mostly sunny, with a high near 76. Sunday Night: Partly cloudy, with a low around 59. Monday: Mostly sunny, with a high near 76. Monday Night: Partly cloudy, with a low around 61. Tuesday: Mostly sunny, with a high near 79. | |
| Mundelein IL 42.26°N 88°W | |
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