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

Hazardous Weather Conditions

Current conditions at

Mount Sterling, Mount Sterling Municipal Airport (KI63)

Lat: 39.99°NLon: 90.8°WElev: 732ft.

Fair

69°F

21°C

Humidity 62%
Wind Speed SE 7 mph
Barometer 30.04 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 4 Oct 7:55 pm CDT
Extended Forecast for

5 Miles ESE Plymouth IL

  • Tonight

    Tonight: Clear, with a low around 61. South southeast wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 61 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 87. South wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 62. South wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 62 °F

    Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 87. South southwest wind 5 to 7 mph.

    High: 87 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 58. North wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 72. North wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 72 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46. North northeast wind 5 to 8 mph.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 61. South southeast wind 7 to 9 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 87. South wind 8 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 62. South wind 6 to 9 mph, with gusts as high as 18 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 87. South southwest wind 5 to 7 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 58. North wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 72. North wind 7 to 10 mph, with gusts as high as 16 mph.
Tuesday Night
Partly cloudy, with a low around 46. North northeast wind 5 to 8 mph.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Plymouth IL
 40.27°N 90.82°W (Elev. 495 ft)
Last Update:
5:46 pm CDT Oct 4, 2025
Forecast Valid:
8pm CDT Oct 4, 2025-6pm CDT Oct 11, 2025
 
Forecast Discussion
 
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Additional Resources

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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