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

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

A Few Clouds

69°F

21°C

Humidity 96%
Wind Speed NE 3 mph
Barometer 29.95 in (1013.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 19 Aug 11:54 pm CDT
Extended Forecast for

3 Miles SE Mapleton IL

Flood Watch August 20, 12:13am until August 20, 01:00am
Click here for hazard details and duration
...
  •  
    Flood Watch August 20, 12:13am until August 20, 01:00am

    NOW until 1:00am Thu

    Flood Watch

  • Overnight

    Low: 65 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, sunny, with a high near 81. Northeast wind 3 to 5 mph.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly clear, with a low around 64. Light west wind. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 82. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 65. Calm wind.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Northeast wind 3 to 5 mph.
Thursday Night
Mostly clear, with a low around 62. Calm wind.
Friday
Mostly sunny, with a high near 83. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly clear, with a low around 64. Light west wind. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 82. Calm wind becoming northwest 5 to 7 mph in the morning.
Saturday Night
Mostly clear, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Mapleton IL
 40.55°N 89.68°W (Elev. 449 ft)
Last Update:
11:52 pm CDT Aug 19, 2026
Forecast Valid:
12am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
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