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

73°F

23°C

Humidity 79%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 2 Aug 7:55 pm CDT
Extended Forecast for

Littleton IL

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 61. North wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 83. Calm wind.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. East southeast wind 3 to 5 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Light south wind.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. Light southeast wind.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. Calm wind.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 66. Southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Chance
    T-storms then
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers before 1pm. Partly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Thursday Night

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

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 61. North wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 83. Calm wind.
Monday Night
Mostly clear, with a low around 62. East southeast wind 3 to 5 mph.
Tuesday
Sunny, with a high near 85. Light south wind.
Tuesday Night
Mostly clear, with a low around 65. Light southeast wind.
Wednesday
Mostly sunny, with a high near 83. Calm wind.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 66. Southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 50 percent chance of showers before 1pm. Partly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Littleton IL
 40.22°N 90.65°W (Elev. 666 ft)
Last Update:
7:36 pm CDT Aug 2, 2026
Forecast Valid:
8pm CDT Aug 2, 2026-6pm CDT Aug 9, 2026
 
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