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Severe Thunderstorms & Heavy Rain in the Plains/Midwest; Clouds and Rain Threaten Eclipse Viewing for Some

While much of the nation observes today's eclipse, clouds threaten to obscure the view in parts of the Plains, Midwest, Mid-Atlantic, Southwest, and Southeast states. The weather could be more than just a nuisance in the north-central Plains and Midwest where scattered severe storms are possible this afternoon and evening. Very large hail, damaging wind gusts, and flash floods are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Vernon Airport (KMVN)

Lat: 38.33°NLon: 88.85°WElev: 466ft.

73°F

23°C

Humidity 94%
Wind Speed SE 5 mph
Barometer 30.06 in (1017.6 mb)
Dewpoint 71°F (22°C)
Visibility NA
Last update 21 Aug 8:56 pm CDT
Extended Forecast for

Mount Vernon IL

  • Tonight

    Tonight: Isolated showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 5am.  Partly cloudy, with a steady temperature around 76. East wind 5 to 7 mph becoming south southwest after midnight.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 76 °F

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 8am.  Mostly cloudy, with a high near 84. West wind 5 to 8 mph.

    Chance
    T-storms

    High: 84 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 61. West northwest wind 5 to 7 mph becoming light and variable.

    Chance
    T-storms

    Low: 61 °F

  • Wednesday

    Wednesday: Sunny, with a high near 81. North wind 3 to 7 mph.

    Sunny

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: Clear, with a low around 57. North wind around 6 mph becoming calm  in the evening.

    Clear

    Low: 57 °F

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    Sunny

    High: 80 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 56. East northeast wind around 6 mph.

    Mostly Clear

    Low: 56 °F

  • Friday

    Friday: Mostly sunny, with a high near 79. East northeast wind around 6 mph.

    Mostly Sunny

    High: 79 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 57. East northeast wind around 5 mph.

    Partly Cloudy

    Low: 57 °F

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a steady temperature around 76. East wind 5 to 7 mph becoming south southwest after midnight. Chance of precipitation is 20%.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 8am. Mostly cloudy, with a high near 84. West wind 5 to 8 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 61. West northwest wind 5 to 7 mph becoming light and variable.
Wednesday
Sunny, with a high near 81. North wind 3 to 7 mph.
Wednesday Night
Clear, with a low around 57. North wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. East northeast wind around 6 mph.
Friday
Mostly sunny, with a high near 79. East northeast wind around 6 mph.
Friday Night
Partly cloudy, with a low around 57. East northeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 80. East northeast wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 59. East northeast wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 82. East northeast wind 3 to 5 mph.
Sunday Night
Partly cloudy, with a low around 60. East northeast wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 80. Calm wind becoming east northeast around 5 mph in the afternoon.
Click Map For Forecast
Point Forecast:
Mount Vernon IL
 38.31°N 88.91°W
8:16 pm CDT Aug 21, 2017
9pm CDT Aug 21, 2017-6pm CDT Aug 28, 2017
 
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