National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

38°F

3°C

Humidity 73%
Wind Speed Calm
Barometer 30.29 in (1026.0 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 4 Nov 3:54 am CST
Extended Forecast for

Eureka IL

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 66. Light south wind increasing to 12 to 17 mph in the morning. Winds could gust as high as 28 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 51. South southwest wind 13 to 16 mph, with gusts as high as 28 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. West southwest wind 9 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 29 mph.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 61. Light east southeast wind becoming south southeast 11 to 16 mph in the morning. Winds could gust as high as 24 mph.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain likely after midnight. Mostly cloudy, with a low around 50. South wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Mostly Cloudy
    then Rain
    Likely

  • Friday

    Friday: A 30 percent chance of rain before noon. Partly sunny, with a high near 65. West wind 14 to 17 mph, with gusts as high as 24 mph.

    High: 65 °F

    Chance Rain
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 66. Light south wind increasing to 12 to 17 mph in the morning. Winds could gust as high as 28 mph.
Tonight
Mostly clear, with a low around 51. South southwest wind 13 to 16 mph, with gusts as high as 28 mph.
Wednesday
Sunny, with a high near 63. West southwest wind 9 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 29 mph.
Wednesday Night
Mostly clear, with a low around 32. North northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 61. Light east southeast wind becoming south southeast 11 to 16 mph in the morning. Winds could gust as high as 24 mph.
Thursday Night
Rain likely after midnight. Mostly cloudy, with a low around 50. South wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of rain before noon. Partly sunny, with a high near 65. West wind 14 to 17 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 55.
Saturday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Mostly clear, with a low around 22.
Monday
Sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka IL
 40.71°N 89.27°W (Elev. 774 ft)
Last Update:
4:39 am CST Nov 4, 2025
Forecast Valid:
4am CST Nov 4, 2025-6pm CST Nov 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation