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

4 Miles NNE Rushville IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 5pm. Cloudy, with a high near 71. South wind around 17 mph, with gusts as high as 29 mph.

    High: 71 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 68. South wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 76. South southwest wind 14 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 50. North northwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Increasing clouds, with a high near 67. North northeast wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 67 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. East northeast wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70. East northeast wind around 11 mph, with gusts as high as 20 mph.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 40 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 69. Chance of precipitation is 70%.

    High: 69 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 5pm. Cloudy, with a high near 71. South wind around 17 mph, with gusts as high as 29 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 68. South wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 76. South southwest wind 14 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. 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 50. North northwest wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday
Increasing clouds, with a high near 67. North northeast wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 45. East northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 70. East northeast wind around 11 mph, with gusts as high as 20 mph.
Thursday Night
A 40 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 69. 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 77.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 82.
Sunday Night
Mostly cloudy, with a low around 61.
Memorial Day
Partly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Rushville IL
 40.17°N 90.54°W (Elev. 640 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation