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.

Fog/Mist

41°F

5°C

Humidity 99%
Wind Speed N 6 mph
Barometer 29.94 in
Dewpoint 41°F (5°C)
Visibility 1.75 mi
Wind Chill37°F (3°C)
Last update 15 Feb 1:55 am CST
Extended Forecast for

Meredosia IL

  • Overnight

    Overnight: A 30 percent chance of rain before 3am. Patchy fog after 4am. Otherwise, cloudy, with a low around 40. North wind around 6 mph.

    Low: 40 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 57. North wind around 6 mph becoming light and variable.

    High: 57 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39. South southwest wind 3 to 6 mph.

    Low: 39 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 64. South southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 64 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. South wind around 6 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. South southeast wind 6 to 15 mph, with gusts as high as 26 mph.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain before 3am. Patchy fog after 4am. Otherwise, cloudy, with a low around 40. North wind around 6 mph.
Sunday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 57. North wind around 6 mph becoming light and variable.
Sunday Night
Partly cloudy, with a low around 39. South southwest wind 3 to 6 mph.
Washington's Birthday
Partly sunny, with a high near 64. South southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 43. South wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 63. South southeast wind 6 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly cloudy, with a low around 55. South wind around 15 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 65.
Thursday Night
A chance of rain. Mostly clear, with a low around 33.
Friday
Partly sunny, with a high near 46.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Meredosia IL
 39.84°N 90.55°W (Elev. 440 ft)
Last Update:
1:16 am CST Feb 15, 2026
Forecast Valid:
2am CST Feb 15, 2026-6pm CST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation