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

44°F

7°C

Humidity 69%
Wind Speed S 9 mph
Barometer 29.84 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 7 Jan 11:15 pm CST
Extended Forecast for

Naples IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. South southeast wind around 8 mph, with gusts as high as 18 mph.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly between 10am and noon, then showers after noon. High near 62. South southeast wind 8 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Showers

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before midnight, then a slight chance of rain. Low around 45. South wind 7 to 16 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Rain then
    Slight Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 50. West wind 5 to 7 mph becoming north in the afternoon. Winds could gust as high as 17 mph.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 35. North wind 3 to 7 mph.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before noon, then a chance of rain and snow. Cloudy, then gradually becoming mostly sunny, with a high near 41. West northwest wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 41 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. West northwest wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. South southeast wind around 8 mph, with gusts as high as 18 mph.
Thursday
Rain likely, mainly between 10am and noon, then showers after noon. High near 62. South southeast wind 8 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain and possibly a thunderstorm before midnight, then a slight chance of rain. Low around 45. South wind 7 to 16 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly cloudy, with a high near 50. West wind 5 to 7 mph becoming north in the afternoon. Winds could gust as high as 17 mph.
Friday Night
A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 35. North wind 3 to 7 mph.
Saturday
A chance of rain before noon, then a chance of rain and snow. Cloudy, then gradually becoming mostly sunny, with a high near 41. West northwest wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 21. West northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly clear, with a low around 22.
Monday
Mostly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Naples IL
 39.76°N 90.61°W (Elev. 430 ft)
Last Update:
9:36 pm CST Jan 7, 2026
Forecast Valid:
11pm CST Jan 7, 2026-6pm CST Jan 14, 2026
 
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Additional Resources

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Chance of Precipitation