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

37°F

3°C

Humidity 88%
Wind Speed NE 5 mph
Barometer 30.16 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 9 Jan 7:55 pm CST
Extended Forecast for

Naples IL

  • Tonight

    Tonight: Rain, mainly after 3am. Low around 35. Calm wind becoming west northwest 5 to 8 mph after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Mostly Cloudy
    then Rain

  • Saturday

    Saturday: A chance of rain and snow before 8am, then a chance of snow between 8am and 9am. Cloudy through mid morning, then gradual clearing, with a high near 43. West northwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 43 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. West northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 35. Northwest wind 5 to 13 mph, with gusts as high as 24 mph.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 25. South southwest wind 3 to 8 mph. Winds could gust as high as 17 mph.

    Low: 25 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 47. West southwest wind 7 to 10 mph, with gusts as high as 17 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly after 3am. Low around 35. Calm wind becoming west northwest 5 to 8 mph after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain and snow before 8am, then a chance of snow between 8am and 9am. Cloudy through mid morning, then gradual clearing, with a high near 43. West northwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 23. West northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 35. Northwest wind 5 to 13 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 25. South southwest wind 3 to 8 mph. Winds could gust as high as 17 mph.
Monday
Sunny, with a high near 47. West southwest wind 7 to 10 mph, with gusts as high as 17 mph.
Monday Night
Partly cloudy, with a low around 34. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
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:
6:36 pm CST Jan 9, 2026
Forecast Valid:
8pm CST Jan 9, 2026-6pm CST Jan 16, 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