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.

Mostly Cloudy

78°F

26°C

Humidity 71%
Wind Speed NE 3 mph
Barometer 30.08 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 15 Jun 11:55 am CDT
Extended Forecast for

Huntsville IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 84. East northeast wind around 6 mph.

    High: 84 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 85. Light and variable wind becoming east southeast around 6 mph in the morning.

    High: 85 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68. South southeast wind around 6 mph.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 69. South wind around 9 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.

    Low: 69 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 84. East northeast wind around 6 mph.
Tonight
Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 85. Light and variable wind becoming east southeast around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 68. South southeast wind around 6 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South wind 6 to 10 mph, with gusts as high as 16 mph.
Tuesday Night
Showers and thunderstorms likely before 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 69. South wind around 9 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Partly cloudy, with a low around 64.
Juneteenth
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Huntsville IL
 40.18°N 90.85°W (Elev. 600 ft)
Last Update:
11:12 am CDT Jun 15, 2025
Forecast Valid:
12pm CDT Jun 15, 2025-6pm CDT Jun 21, 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