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

Mount Sterling, Mount Sterling Municipal Airport (KI63)

Lat: 39.99°NLon: 90.8°WElev: 732ft.

Fair

45°F

7°C

Humidity 57%
Wind Speed SW 14 G 21 mph
Barometer 29.79 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 13 Jan 8:55 am CST
Extended Forecast for

3 Miles SSE Astoria IL

  • Today

    Today: Mostly cloudy, with a high near 53. West wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 53 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. West wind 8 to 17 mph, with gusts as high as 24 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 27 by 5pm. Breezy, with a north northwest wind 17 to 23 mph, with gusts as high as 34 mph.

    High: 33 °F⇓

    Decreasing
    Clouds and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14. Wind chill values between 5 and 10. North northwest wind 8 to 15 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 31. North northwest wind 6 to 9 mph becoming south southwest in the afternoon. Winds could gust as high as 16 mph.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 25. South wind 9 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 60%.

    Low: 25 °F

    Snow Showers
    Likely

  • Friday

    Friday: A 30 percent chance of snow showers after noon. Mostly cloudy, with a high near 38. West wind 14 to 17 mph, with gusts as high as 28 mph.

    High: 38 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 53. West wind 10 to 16 mph, with gusts as high as 26 mph.
Tonight
Mostly cloudy, with a low around 31. West wind 8 to 17 mph, with gusts as high as 24 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 27 by 5pm. Breezy, with a north northwest wind 17 to 23 mph, with gusts as high as 34 mph.
Wednesday Night
Mostly clear, with a low around 14. Wind chill values between 5 and 10. North northwest wind 8 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 31. North northwest wind 6 to 9 mph becoming south southwest in the afternoon. Winds could gust as high as 16 mph.
Thursday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 25. South wind 9 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 60%.
Friday
A 30 percent chance of snow showers after noon. Mostly cloudy, with a high near 38. West wind 14 to 17 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 15.
Saturday
Partly sunny, with a high near 23.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Mostly sunny, with a high near 20.
Sunday Night
Partly cloudy, with a low around 8.
M.L.King Day
Mostly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Astoria IL
 40.19°N 90.33°W (Elev. 614 ft)
Last Update:
8:37 am CST Jan 13, 2026
Forecast Valid:
9am CST Jan 13, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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