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.

Fair

39°F

4°C

Humidity 60%
Wind Speed N 3 mph
Barometer 30.28 in (1025.7 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 20 Apr 12:54 am CDT
Extended Forecast for

2 Miles S Marquette Heights IL

Freeze Warning until April 20, 08:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until April 20, 08:00am

    NOW until 8:00am Mon

    Freeze Warning

  • Overnight

    Low: 33 °F

    Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 61. Calm wind becoming south 5 to 7 mph in the morning.

    High: 61 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 48. South southeast wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 78. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59. West southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. West southwest wind around 7 mph.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. South wind around 8 mph, with gusts as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Breezy.

    High: 82 °F

    Sunny then
    Mostly Sunny
    and Breezy

Detailed Forecast

Overnight
Widespread frost, mainly after 4am. Otherwise, clear, with a low around 33. Calm wind.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 61. Calm wind becoming south 5 to 7 mph in the morning.
Monday Night
Increasing clouds, with a low around 48. South southeast wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 78. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 59. West southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 79. West southwest wind around 7 mph.
Wednesday Night
Mostly clear, with a low around 59. South wind around 8 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 82. Breezy.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 60. Chance of precipitation is 80%.
Friday
Showers likely, mainly before 1pm. Partly sunny, with a high near 73. Chance of precipitation is 60%.
Friday Night
A chance of showers. Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Marquette Heights IL
 40.59°N 89.59°W (Elev. 600 ft)
Last Update:
12:35 am CDT Apr 20, 2026
Forecast Valid:
1am CDT Apr 20, 2026-6pm CDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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