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.

Fog/Mist

71°F

22°C

Humidity 99%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 71°F (22°C)
Visibility 4.00 mi
Last update 16 Jul 2:15 am CDT
Extended Forecast for

Meredosia IL

  • Overnight

    Overnight: Mostly clear, with a low around 71. Light south southwest wind.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Light south wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 17 mph.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 71. West southwest wind 5 to 8 mph becoming north northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 71 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely before 7am, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. North northwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 81. East northeast wind 3 to 5 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 71. Light south southwest wind.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Light south wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 17 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 71. West southwest wind 5 to 8 mph becoming north northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers likely before 7am, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. North northwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 81. East northeast wind 3 to 5 mph. Chance of precipitation is 40%.
Friday Night
A chance of thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Meredosia IL
 39.82°N 90.58°W (Elev. 436 ft)
Last Update:
2:10 am CDT Jul 16, 2025
Forecast Valid:
2am CDT Jul 16, 2025-6pm CDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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