National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

88°F

31°C

Humidity 63%
Wind Speed S 10 mph
Barometer 30.11 in (1019.5 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 9 Aug 10:56 am CDT
Extended Forecast for

Tamaroa IL

  • Today

    Today: Sunny, with a high near 94. South wind around 11 mph.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 72. South wind 5 to 10 mph becoming light after midnight.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 93. South wind 5 to 9 mph.

    High: 93 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. South southeast wind 3 to 7 mph.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. South wind 3 to 7 mph.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly clear, with a low around 72. South southeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 7am. Mostly sunny, with a high near 91. South southwest wind 3 to 6 mph. Chance of precipitation is 40%.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southwest wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 94. South wind around 11 mph.
Tonight
Mostly clear, with a low around 72. South wind 5 to 10 mph becoming light after midnight.
Sunday
Mostly sunny, with a high near 93. South wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 72. South southeast wind 3 to 7 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. South wind 3 to 7 mph.
Monday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly clear, with a low around 72. South southeast wind 3 to 6 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 7am. Mostly sunny, with a high near 91. South southwest wind 3 to 6 mph. Chance of precipitation is 40%.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. Light south wind.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southwest around 6 mph in the morning.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. East southeast wind around 5 mph becoming light and variable in the evening.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. South wind 3 to 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tamaroa IL
 38.14°N 89.24°W
Last Update:
10:46 am CDT Aug 9, 2025
Forecast Valid:
11am CDT Aug 9, 2025-6pm CDT Aug 15, 2025
 
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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