Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy Rain and Potential for Flash Flooding

Strong to severe thunderstorms are forecast to develop along a frontal system stretching from portions of the Mississippi Valley into the Ohio Valley. These storms may produce heavy rain and flash flooding. The threat shifts east on Friday. Moonsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Four Corners area. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

Fair

81°F

27°C

Humidity 82%
Wind Speed Calm
Barometer 29.86 in (1010.7 mb)
Dewpoint 75°F (24°C)
Visibility NA
Heat Index87°F (31°C)
Last update 27 Jul 7:56 pm CDT
Extended Forecast for

3 Miles ESE Sesser IL

  • Tonight

    Tonight: Isolated showers between 9pm and 1am.  Mostly cloudy, with a low around 71. Calm wind becoming north 5 to 8 mph after midnight.  Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 71 °F

  • Friday

    Friday: Partly sunny, with a high near 84. North wind 6 to 10 mph.

    Partly Sunny

    High: 84 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 64. North northeast wind 6 to 9 mph.

    Mostly Clear

    Low: 64 °F

  • Saturday

    Saturday: Sunny, with a high near 81. North northeast wind 6 to 8 mph.

    Sunny

    High: 81 °F

  • Saturday
    Night

    Saturday Night: Clear, with a low around 60. North northeast wind 5 to 7 mph.

    Clear

    Low: 60 °F

  • Sunday

    Sunday: Sunny, with a high near 82. Northeast wind 3 to 7 mph.

    Sunny

    High: 82 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 63. Northeast wind 3 to 6 mph.

    Mostly Clear

    Low: 63 °F

  • Monday

    Monday: Sunny, with a high near 84. Northeast wind 3 to 6 mph.

    Sunny

    High: 84 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 64. Northeast wind 3 to 6 mph.

    Mostly Clear

    Low: 64 °F

Detailed Forecast

Tonight
Isolated showers between 9pm and 1am. Mostly cloudy, with a low around 71. Calm wind becoming north 5 to 8 mph after midnight. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 84. North wind 6 to 10 mph.
Friday Night
Mostly clear, with a low around 64. North northeast wind 6 to 9 mph.
Saturday
Sunny, with a high near 81. North northeast wind 6 to 8 mph.
Saturday Night
Clear, with a low around 60. North northeast wind 5 to 7 mph.
Sunday
Sunny, with a high near 82. Northeast wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 63. Northeast wind 3 to 6 mph.
Monday
Sunny, with a high near 84. Northeast wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 64. Northeast wind 3 to 6 mph.
Tuesday
Sunny, with a high near 87. East northeast wind 3 to 5 mph.
Tuesday Night
Partly cloudy, with a low around 66. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 87. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 68. Light and variable wind.
Thursday
Mostly sunny, with a high near 88. Light and variable wind becoming south around 5 mph in the morning.
Click Map For Forecast
Point Forecast:
3 Miles ESE Sesser IL
 38.07°N 88.99°W
7:42 pm CDT Jul 27, 2017
8pm CDT Jul 27, 2017-6pm CDT Aug 3, 2017
 
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