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.

Fair

57°F

14°C

Humidity 51%
Wind Speed E 8 mph
Barometer 29.87 in (1011.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 14 Mar 8:56 pm CDT
Extended Forecast for

Belle Rive IL

Wind Advisory March 15, 10:00am until March 16, 07:00am
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Increasing clouds, with a steady temperature around 55. East wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 21 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 70. Breezy, with a south wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 60%.

    High: 70 °F

    Breezy.
    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers before 10pm, then rain and snow showers between 10pm and 1am, then a slight chance of snow showers after 1am. Some thunder is also possible. Low around 23. Breezy, with a west wind 22 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Rain/Snow and
    Breezy

  • Monday

    Monday: Mostly cloudy, with a high near 31. Blustery, with a west northwest wind 22 to 24 mph, with gusts as high as 38 mph.

    High: 31 °F

    Mostly Cloudy
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14. West northwest wind 10 to 17 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 37. Northwest wind 6 to 8 mph becoming west southwest in the afternoon.

    High: 37 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow showers after 1am. Mostly cloudy, with a low around 28. Light south wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 22 mph.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. Southwest wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Southwest wind around 6 mph.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a steady temperature around 55. East wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 21 mph.
Sunday
A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 70. Breezy, with a south wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 60%.
Sunday Night
Rain showers before 10pm, then rain and snow showers between 10pm and 1am, then a slight chance of snow showers after 1am. Some thunder is also possible. Low around 23. Breezy, with a west wind 22 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
Mostly cloudy, with a high near 31. Blustery, with a west northwest wind 22 to 24 mph, with gusts as high as 38 mph.
Monday Night
Partly cloudy, with a low around 14. West northwest wind 10 to 17 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 37. Northwest wind 6 to 8 mph becoming west southwest in the afternoon.
Tuesday Night
A 30 percent chance of snow showers after 1am. Mostly cloudy, with a low around 28. Light south wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 22 mph.
Wednesday
Mostly sunny, with a high near 60. Southwest wind 13 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 39. Southwest wind around 6 mph.
Thursday
Sunny, with a high near 70. Southwest wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 45. South wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 72. South southwest wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 47. West wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 76. West northwest wind 8 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belle Rive IL
 38.24°N 88.75°W
Last Update:
9:06 pm CDT Mar 14, 2026
Forecast Valid:
9pm CDT Mar 14, 2026-6pm CDT Mar 21, 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