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

Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Overcast

75°F

24°C

Humidity 82%
Wind Speed Calm
Barometer 30.01 in (1016.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 14 Oct 2:56 pm CDT
Extended Forecast for

Belle Rive IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. North northwest wind around 6 mph.

    High: 81 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 87. Light and variable wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am. Increasing clouds, with a low around 50. Southwest wind 8 to 17 mph becoming west northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 59. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 29 mph.

    High: 59 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. North northwest wind 11 to 16 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 62. North northeast wind 7 to 9 mph.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 35. Calm wind.

    Low: 35 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 69. Calm wind becoming south southeast around 6 mph in the morning.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. North northwest wind around 6 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 65. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 87. Light and variable wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am. Increasing clouds, with a low around 50. Southwest wind 8 to 17 mph becoming west northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 50%.
Friday
Partly sunny, with a high near 59. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 29 mph.
Friday Night
Partly cloudy, with a low around 39. North northwest wind 11 to 16 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 62. North northeast wind 7 to 9 mph.
Saturday Night
Clear, with a low around 35. Calm wind.
Sunday
Sunny, with a high near 69. Calm wind becoming south southeast around 6 mph in the morning.
Sunday Night
Mostly clear, with a low around 40. Calm wind.
Monday
Mostly sunny, with a high near 73. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 45. Calm wind.
Tuesday
Mostly sunny, with a high near 76. Calm wind becoming south southeast around 5 mph in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belle Rive IL
 38.24°N 88.75°W
Last Update:
2:56 pm CDT Oct 14, 2026
Forecast Valid:
3pm CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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