7-Day Forecast 40.74°N 89.61°W (Text-Only)
NWS Forecast for: Peoria IL
Issued by: National Weather Service Lincoln, IL
Last Update: 1:26 pm CDT May 18, 2026




This Afternoon: A 50 percent chance of showers and thunderstorms, mainly before 5pm. Cloudy, with a high near 75. South southwest wind 15 to 17 mph, with gusts as high as 30 mph.

Tonight: A 50 percent chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 68. South wind around 14 mph, with gusts as high as 28 mph.

Tuesday: Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 80. South southwest wind 11 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night: A 30 percent chance of showers before 7pm. Mostly cloudy, with a low around 52. North northwest wind 7 to 10 mph, with gusts as high as 20 mph.

Wednesday: Mostly sunny, with a high near 68. North northeast wind around 9 mph, with gusts as high as 18 mph.

Wednesday Night: Partly cloudy, with a low around 45. East northeast wind 7 to 10 mph, with gusts as high as 20 mph.

Thursday: Mostly sunny, with a high near 71. East wind 8 to 10 mph, with gusts as high as 20 mph.

Thursday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 51.

Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.

Friday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 55.

Saturday: Mostly cloudy, with a high near 77.

Saturday Night: Mostly cloudy, with a low around 58.

Sunday: Partly sunny, with a high near 82.



Peoria IL
 40.74°N 89.61°W (Elev. 686 ft)

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