Hazardous Weather Conditions
Current conditions at
Peoria - General Downing-Peoria International Airport (KPIA)
Lat: 40.67°NLon: 89.68°WElev: 659ft.
Overcast
77°F
25°C
| Humidity | 90% |
| Wind Speed | E 9 mph |
| Barometer | 29.93 in (1013.1 mb) |
| Dewpoint | 74°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 13 Aug 8:54 pm CDT |
Extended Forecast for
Eureka IL
Flood Watch August 13, 09:13pm until August 14, 10:00am
NOW until 10:00am Fri
Flood Watch
Tonight
Low: 69 °F
Chance
T-storms then
Heavy RainFriday
High: 87 °F
Showers
Likely then
Slight Chance
ShowersFriday Night

Low: 72 °F
Chance
T-stormsSaturday

High: 91 °F
Chance
T-stormsSaturday Night
Low: 72 °F
Partly Cloudy
then Chance
ShowersSunday
High: 87 °F
Partly Sunny
then Chance
T-stormsSunday Night

Low: 67 °F
Chance
T-stormsMonday

High: 82 °F
Mostly Sunny
Detailed Forecast
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 69. East wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Friday
Showers and thunderstorms likely before noon, then a slight chance of showers between noon and 1pm. Partly sunny, with a high near 87. East wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 72. East wind 7 to 10 mph, with gusts as high as 17 mph.
Saturday
A 40 percent chance of showers and thunderstorms, mainly between 10am and 1pm. Partly sunny, with a high near 91. Heat index values as high as 106. South southeast wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 17 mph.
Saturday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 72. West wind 5 to 7 mph.
Sunday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. West wind 5 to 8 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. North northwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Partly sunny, with a high near 85.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Eureka IL
40.71°N 89.27°W (Elev. 774 ft)
40.71°N 89.27°W (Elev. 774 ft)
8:06 pm CDT Aug 13, 2026
9pm CDT Aug 13, 2026-6pm CDT Aug 20, 2026



