| National Weather Service Forecast for:
Plainfield, IL Issued by: National Weather Service Chicago/Romeoville, IL |
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| Updated: 09/28/2026 4:41am | ||||||||||||||||||||||||||||||||||||||||
| Westmont, Illinois | ||||||||||||||||||||||||||||||||||||||||
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Special Weather Statement issued September 28 at 4:06AM CDT
| Overnight |
Areas of fog. Partly cloudy, with a low around 49. North wind around 5 mph. |
| Monday |
Areas of fog before 9am. Mostly sunny. High near 75, with temperatures falling to around 73 in the afternoon. North northeast wind 0 to 5 mph. |
| Monday Night |
Patchy fog after 1am. Partly cloudy, with a low around 52. East wind 0 to 5 mph. |
| Tuesday |
Patchy fog before 9am. Mostly sunny, with a high near 77. South southeast wind 0 to 5 mph, with gusts as high as 15 mph. |
| Tuesday Night |
Mostly cloudy, with a low around 61. South southeast wind around 5 mph, with gusts as high as 15 mph. |
| Wednesday |
A slight chance of rain showers after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 20%. |
| Wednesday Night |
A chance of rain showers. Mostly cloudy, with a low around 66. |
| Thursday |
Rain showers before 1pm, then showers and thunderstorms. Cloudy, with a high near 75. |
| Thursday Night |
Showers and thunderstorms. Cloudy, with a low around 57. |
| Friday |
A chance of rain showers before 1pm. Partly sunny, with a high near 66. |
| Friday Night |
A slight chance of rain showers after 1am. Partly cloudy, with a low around 53. |
| Saturday |
A slight chance of rain showers. Mostly sunny, with a high near 66. |
| Saturday Night |
A slight chance of rain showers. Partly cloudy, with a low around 54. |
| Sunday |
A slight chance of rain showers. Mostly sunny, with a high near 66. |
Forecast from NOAA-NWS for Plainfield, IL.