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

78°F

26°C

Humidity 40%
Wind Speed SW 10 G 17 mph
Barometer 29.69 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 9 Mar 4:35 pm CDT
Extended Forecast for

7 Miles WSW Astoria IL

  • Tonight

    Tonight: Partly cloudy, with a low around 59. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 80. South wind 7 to 14 mph, with gusts as high as 25 mph.

    High: 80 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9pm. Low around 45. South southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 7am, then showers between 7am and 1pm. Temperature falling to around 44 by 5pm. Northwest wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 56 °F⇓

    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 29. North northwest wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Increasing clouds, with a high near 50. Light and variable wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 50 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. Breezy, with a south wind 13 to 20 mph, with gusts as high as 32 mph.

    Low: 42 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 80. South wind 7 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9pm. Low around 45. South southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm before 7am, then showers between 7am and 1pm. Temperature falling to around 44 by 5pm. Northwest wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 29. North northwest wind 6 to 15 mph, with gusts as high as 25 mph.
Thursday
Increasing clouds, with a high near 50. Light and variable wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 42. Breezy, with a south wind 13 to 20 mph, with gusts as high as 32 mph.
Friday
Mostly cloudy, with a high near 54.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly cloudy, with a high near 63.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain. Mostly cloudy, with a high near 57. Breezy.
Sunday Night
Mostly cloudy, with a low around 23. Blustery.
Monday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Astoria IL
 40.2°N 90.48°W (Elev. 587 ft)
Last Update:
4:36 pm CDT Mar 9, 2026
Forecast Valid:
5pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation