Dangerous Heat and Humidity Over The East

A very hot and humid airmass will persist over much of the east over the next couple of days. Afternoon high temperatures are forecast to reach 95 to 100 degrees with heat index values ranging from 100 to 110 degrees. The dangerous heat wave will impact major I-95 cities from North Carolina to New York. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Vernon, Mount Vernon Airport (KMVN)

Lat: 38.32°NLon: 88.87°WElev: 479ft.

Fair

82°F

28°C

Humidity 66%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 25 Jul 9:15 am CDT
Extended Forecast for

4 Miles SE Sesser IL

  • Today

    Today: Showers and thunderstorms likely, mainly after 5pm.  Mostly cloudy, with a high near 89. Calm wind.  Chance of precipitation is 60%.

    T-storms
    Likely

    High: 89 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 72. Light north northeast wind.  Chance of precipitation is 40%.

    Scattered
    T-storms

    Low: 72 °F

  • Tuesday

    Tuesday: Scattered showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 86. Northeast wind 3 to 7 mph.  Chance of precipitation is 30%.

    Scattered
    T-storms

    High: 86 °F

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 70. Light northeast wind.

    Slight Chance
    T-storms

    Low: 70 °F

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 89. East wind around 5 mph becoming calm.

    Chance
    T-storms

    High: 89 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 71. South wind 3 to 7 mph.

    Chance
    T-storms

    Low: 71 °F

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 87. South southwest wind 3 to 6 mph.

    Chance
    T-storms

    High: 87 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 71. South wind around 6 mph.

    Chance
    T-storms

    Low: 71 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 86. South southwest wind 5 to 8 mph becoming west northwest in the afternoon.

    Chance
    T-storms

    High: 86 °F

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 89. Calm wind. Chance of precipitation is 60%.
Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 72. Light north northeast wind. Chance of precipitation is 40%.
Tuesday
Scattered showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Northeast wind 3 to 7 mph. Chance of precipitation is 30%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Light northeast wind.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89. East wind around 5 mph becoming calm.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind 3 to 7 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 87. South southwest wind 3 to 6 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind around 6 mph.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 86. South southwest wind 5 to 8 mph becoming west northwest in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. North northeast wind around 6 mph becoming light and variable in the evening.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. West wind around 6 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. West southwest wind around 6 mph becoming light and variable after midnight.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Light and variable wind becoming south southwest 5 to 7 mph in the morning.
Click Map For Forecast
Point Forecast:
4 Miles SE Sesser IL
 38.05°N 88.99°W
9:15 am CDT Jul 25, 2016
9am CDT Jul 25, 2016-6pm CDT Jul 31, 2016
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database