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

Severe weather continues on Sunday

The NWS Storm Prediction Center expects severe weather to continue on Sunday from the southern Plains to the Mid-Atlantic. The primary threats will be damaging winds and hail, but an isolated tornado can not be ruled out. Some of the storms will be moving slowly over saturated ground increasing the risk for localized flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Vernon, Mount Vernon Airport (KMVN)

Lat: 38.32°NLon: 88.87°WElev: 479ft.

66°F

19°C

Humidity 84%
Wind Speed NE 5 mph
Barometer 29.73 in (1006.4 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 May 11:56 pm CDT
Extended Forecast for

Mount Vernon IL

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. South southeast wind around 6 mph becoming calm.

    Slight Chance
    T-storms

    Low: 63 °F

  • Sunday

    Sunday: Scattered showers and thunderstorms, mainly between 11am and 5pm.  Cloudy, then becoming mostly sunny during the afternoon, with a high near 79. West southwest wind 6 to 11 mph.  Chance of precipitation is 30%.

    Scattered
    T-storms

    High: 79 °F

  • Sunday
    Night

    Sunday Night: Isolated showers and thunderstorms before 8pm.  Partly cloudy, with a low around 58. West wind 3 to 8 mph.  Chance of precipitation is 20%.

    Isolated
    T-storms then
    Mostly Clear

    Low: 58 °F

  • Memorial
    Day

    Memorial Day: Sunny, with a high near 81. West wind 3 to 7 mph.

    Sunny

    High: 81 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 58. West wind around 6 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 58 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 78. Calm wind becoming west 5 to 8 mph in the morning.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 78 °F

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 56. West wind 5 to 7 mph becoming calm  in the evening.

    Slight Chance
    T-storms

    Low: 56 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Calm wind becoming west northwest around 6 mph in the afternoon.

    Mostly Sunny

    High: 77 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 56. West northwest wind around 5 mph becoming calm  in the evening.

    Mostly Clear

    Low: 56 °F

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South southeast wind around 6 mph becoming calm.
Sunday
Scattered showers and thunderstorms, mainly between 11am and 5pm. Cloudy, then becoming mostly sunny during the afternoon, with a high near 79. West southwest wind 6 to 11 mph. Chance of precipitation is 30%.
Sunday Night
Isolated showers and thunderstorms before 8pm. Partly cloudy, with a low around 58. West wind 3 to 8 mph. Chance of precipitation is 20%.
Memorial Day
Sunny, with a high near 81. West wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 58. West wind around 6 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Calm wind becoming west 5 to 8 mph in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 56. West wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 77. Calm wind becoming west northwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 56. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 80. Light and variable wind.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Light south southeast wind.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. South wind 3 to 7 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South southeast wind 3 to 6 mph.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind 5 to 7 mph.
Click Map For Forecast
Point Forecast:
Mount Vernon IL
 38.31°N 88.91°W
11:16 pm CDT May 27, 2017
12am CDT May 28, 2017-6pm CDT Jun 2, 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