| NWS Forecast for: Westchester IL Issued by: National Weather Service Chicago, IL Last Update: 2:56 pm CDT May 18, 2025 |  |
| Tonight: Increasing clouds, with a low around 45. Northeast wind around 10 mph, with gusts as high as 15 mph. Monday: Mostly cloudy, with a high near 57. East northeast wind around 15 mph, with gusts as high as 25 mph. Monday Night: Showers after 1am. Low around 48. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible. Tuesday: Rain, with thunderstorms also possible after 10am. High near 57. Breezy, with an east wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Tuesday Night: Showers and possibly a thunderstorm. Low around 50. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Wednesday: Intermittent showers. Mostly cloudy, with a high near 55. Chance of precipitation is 50%. Wednesday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 44. Thursday: Partly sunny, with a high near 59. Thursday Night: Partly cloudy, with a low around 44. Friday: Mostly sunny, with a high near 63. Friday Night: Partly cloudy, with a low around 46. Saturday: Mostly sunny, with a high near 66. Saturday Night: Partly cloudy, with a low around 48. Sunday: Mostly sunny, with a high near 69. | |
| Westchester IL 41.84°N 87.88°W | |
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