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.

Overcast

14°F

-10°C

Humidity 61%
Wind Speed NW 18 G 26 mph
Barometer 30.22 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 17 Jan 4:15 pm CST
Extended Forecast for

3 Miles SSE Plymouth IL

  • This Afternoon

    This Afternoon: A 40 percent chance of snow. Cloudy, with a high near 19. Wind chill values between -3 and 2. Blustery, with a west northwest wind 17 to 20 mph, with gusts as high as 28 mph.

    High: 19 °F

    Chance Snow
    and Blustery

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 10. Wind chill values between -4 and 1. West northwest wind 10 to 17 mph, with gusts as high as 26 mph.

    Low: 10 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of flurries with a slight chance of snow between 9am and noon, then a chance of snow after noon. Mostly cloudy, with a high near 29. Wind chill values between -4 and 6. Southwest wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 29 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of flurries before 9pm. Partly cloudy, with a low around 3. Wind chill values between -6 and -16. Blustery, with a northwest wind 14 to 19 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 37 mph.

    Low: 3 °F

    Chance
    Flurries and
    Blustery

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 15. Blustery, with a northwest wind 16 to 21 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 15 °F

    Sunny and
    Blustery then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 7. West northwest wind around 7 mph becoming south southwest after midnight.

    Low: 7 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33. South southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow. Cloudy, with a high near 19. Wind chill values between -3 and 2. Blustery, with a west northwest wind 17 to 20 mph, with gusts as high as 28 mph.
Tonight
A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 10. Wind chill values between -4 and 1. West northwest wind 10 to 17 mph, with gusts as high as 26 mph.
Sunday
A chance of flurries with a slight chance of snow between 9am and noon, then a chance of snow after noon. Mostly cloudy, with a high near 29. Wind chill values between -4 and 6. Southwest wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Sunday Night
A chance of flurries before 9pm. Partly cloudy, with a low around 3. Wind chill values between -6 and -16. Blustery, with a northwest wind 14 to 19 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 37 mph.
M.L.King Day
Sunny, with a high near 15. Blustery, with a northwest wind 16 to 21 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 31 mph.
Monday Night
Partly cloudy, with a low around 7. West northwest wind around 7 mph becoming south southwest after midnight.
Tuesday
Mostly sunny, with a high near 33. South southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 35.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
A chance of snow. Mostly cloudy, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Plymouth IL
 40.25°N 90.88°W (Elev. 617 ft)
Last Update:
3:36 pm CST Jan 17, 2026
Forecast Valid:
4pm CST Jan 17, 2026-6pm CST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation