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.

Partly Cloudy

66°F

19°C

Humidity 86%
Wind Speed S 14 G 22 mph
Barometer 29.91 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 18 May 3:55 pm CDT
Extended Forecast for

Meredosia IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 71. South wind around 16 mph, with gusts as high as 28 mph.

    High: 71 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Cloudy, then gradually becoming partly cloudy, with a low around 67. South wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 77. South wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 51. North northwest wind 7 to 9 mph, with gusts as high as 17 mph.

    Low: 51 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Increasing clouds, with a high near 67. North northeast wind around 9 mph, with gusts as high as 17 mph.

    High: 67 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. East northeast wind around 8 mph, with gusts as high as 16 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 71. East wind 7 to 10 mph, with gusts as high as 17 mph.

    High: 71 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 71. South wind around 16 mph, with gusts as high as 28 mph.
Tonight
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Cloudy, then gradually becoming partly cloudy, with a low around 67. South wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tuesday
Showers and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 77. South wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 51. North northwest wind 7 to 9 mph, with gusts as high as 17 mph.
Wednesday
Increasing clouds, with a high near 67. North northeast wind around 9 mph, with gusts as high as 17 mph.
Wednesday Night
Partly cloudy, with a low around 45. East northeast wind around 8 mph, with gusts as high as 16 mph.
Thursday
Partly sunny, with a high near 71. East wind 7 to 10 mph, with gusts as high as 17 mph.
Thursday Night
A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 52.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 55.
Saturday
Mostly cloudy, with a high near 78.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 82.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 60.
Memorial Day
Partly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Meredosia IL
 39.82°N 90.55°W (Elev. 440 ft)
Last Update:
3:06 pm CDT May 18, 2026
Forecast Valid:
4pm CDT May 18, 2026-6pm CDT May 25, 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