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

59°F

15°C

Humidity 71%
Wind Speed SW 8 mph
Barometer 29.86 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Jun 2:55 am CDT
Extended Forecast for

Meredosia IL

  • Overnight

    Overnight: Partly cloudy, with a low around 57. South southwest wind around 7 mph.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 10am. Mostly sunny, with a high near 79. South southwest wind 9 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely then
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. West northwest wind 5 to 8 mph becoming light and variable. Winds could gust as high as 16 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 86. Breezy, with a southwest wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    T-storms
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Low around 63. West wind 8 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Northwest wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 57. South southwest wind around 7 mph.
Tuesday
Showers and thunderstorms likely, mainly before 10am. Mostly sunny, with a high near 79. South southwest wind 9 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 55. West northwest wind 5 to 8 mph becoming light and variable. Winds could gust as high as 16 mph.
Wednesday
Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 86. Breezy, with a southwest wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Low around 63. West wind 8 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 76. Northwest wind 8 to 10 mph, with gusts as high as 17 mph.
Thursday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 64.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66.
Monday
A chance of showers. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Meredosia IL
 39.84°N 90.55°W (Elev. 440 ft)
Last Update:
1:26 am CDT Jun 16, 2026
Forecast Valid:
3am CDT Jun 16, 2026-6pm CDT Jun 22, 2026
 
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