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 68%
Wind Speed E 12 mph
Barometer 30.13 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 14 Mar 8:35 am CDT
Extended Forecast for

3 Miles W Frederick IL

  • Today

    Today: Partly sunny, with a high near 54. East southeast wind 8 to 15 mph, with gusts as high as 22 mph.

    High: 54 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Southeast wind 11 to 15 mph, with gusts as high as 28 mph.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms before 1pm, then rain between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 65. Breezy, with a south wind 17 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 65 °F

    Breezy.
    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain before 10pm, then snow. Patchy blowing snow after 11pm. Low around 16. Wind chill values between 3 and 13. Blustery, with a northwest wind 23 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Rain/Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: A 40 percent chance of snow before 1pm. Areas of blowing snow. Mostly cloudy, with a high near 23. Blustery, with a west northwest wind 23 to 26 mph, with gusts as high as 40 mph.

    High: 23 °F

    Chance Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 8. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 29 mph.

    Low: 8 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. West northwest wind around 8 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 50%.

    Low: 25 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 54. East southeast wind 8 to 15 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy, with a low around 48. Southeast wind 11 to 15 mph, with gusts as high as 28 mph.
Sunday
A chance of rain and thunderstorms before 1pm, then rain between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 65. Breezy, with a south wind 17 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Rain before 10pm, then snow. Patchy blowing snow after 11pm. Low around 16. Wind chill values between 3 and 13. Blustery, with a northwest wind 23 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
A 40 percent chance of snow before 1pm. Areas of blowing snow. Mostly cloudy, with a high near 23. Blustery, with a west northwest wind 23 to 26 mph, with gusts as high as 40 mph.
Monday Night
Partly cloudy, with a low around 8. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 31. West northwest wind around 8 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
A chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Frederick IL
 40.06°N 90.48°W (Elev. 600 ft)
Last Update:
7:56 am CDT Mar 14, 2026
Forecast Valid:
8am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation