| National Weather Service Forecast for:
Downers Grove IL Issued by: National Weather Service Chicago, IL |
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| Updated: 9:46 am CDT May 4, 2026 | ||||||||||||||||||
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| This Afternoon |
Sunny, with a high near 78. Breezy, with a west southwest wind around 20 mph, with gusts as high as 30 mph. |
| Tonight |
Showers and thunderstorms likely before 4am, then isolated showers after 5am. Mostly cloudy, with a low around 50. West southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. |
| Tuesday |
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 56. North wind 5 to 10 mph. |
| Tuesday Night |
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 42. North wind around 5 mph, with gusts as high as 10 mph. |
| Wednesday |
Partly sunny, with a high near 57. Northwest wind 5 to 10 mph, with gusts as high as 15 mph. |
| Wednesday Night |
Mostly cloudy, with a low around 41. |
| Thursday |
Partly sunny, with a high near 59. |
| Thursday Night |
Partly cloudy, with a low around 44. |
| Friday |
Partly sunny, with a high near 63. |
| Friday Night |
Partly cloudy, with a low around 42. |
| Saturday |
Sunny, with a high near 68. |
| Saturday Night |
Partly cloudy, with a low around 48. |
| Sunday |
A chance of showers. Mostly sunny, with a high near 66. |
Forecast from NOAA-NWS for Downers Grove IL.
