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

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Fair

69°F

21°C

Humidity 52%
Wind Speed NE 9 mph
Barometer 30.19 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 20 May 2:35 pm CDT
Extended Forecast for

Armington IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 68. North northeast wind around 11 mph, with gusts as high as 16 mph.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. East wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 68. East wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely before 1am. Mostly cloudy, with a low around 55. East northeast wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 77. Southwest wind 5 to 9 mph.

    High: 77 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 68. North northeast wind around 11 mph, with gusts as high as 16 mph.
Tonight
Mostly clear, with a low around 46. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 70. East wind 9 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 50. East wind around 10 mph, with gusts as high as 20 mph.
Friday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 68. East wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely before 1am. Mostly cloudy, with a low around 55. East northeast wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 77. Southwest wind 5 to 9 mph.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 78.
Sunday Night
Mostly cloudy, with a low around 57.
Memorial Day
Partly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
A chance of showers. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Armington IL
 40.34°N 89.32°W (Elev. 610 ft)
Last Update:
1:26 pm CDT May 20, 2026
Forecast Valid:
2pm CDT May 20, 2026-6pm CDT May 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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