Summer Heat Continues; Severe Weather For Northeast

A large ridge of high pressure continues to deliver summer heat w/ humidity in several sections of the country. Excessive heat warnings and heat advisories are in effect across the Desert Southwest, southern Plains, Lower Mississippi Valley and a small part of the Mid-Atlantic. Meanwhile, severe thunderstorms are in the forecast for the Northeast into the northern Mid-Atlantic for damaging winds. Read More >

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

72°F

22°C

Humidity 90%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 20 Aug 9:55 pm CDT
Extended Forecast for

4 Miles NNE Goreville IL

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a temperature rising to around 75 by 3am. South southwest wind around 5 mph.

    Decreasing
    Clouds

    Low: 72 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after noon.  Mostly sunny, with a high near 89. West wind 6 to 8 mph.

    Slight Chance
    T-storms then
    Chance
    T-storms

    High: 89 °F

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Southwest wind around 6 mph becoming calm  after midnight.

    Chance
    T-storms

    Low: 72 °F

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 1pm.  Mostly cloudy, with a high near 82. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 70%.

    T-storms
    Likely

    High: 82 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms likely.  Mostly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 70%.

    T-storms
    Likely

    Low: 69 °F

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 1pm.  Mostly cloudy, with a high near 78. Light and variable wind.  Chance of precipitation is 60%.

    T-storms
    Likely

    High: 78 °F

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Calm wind.

    Chance
    T-storms

    Low: 67 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Partly sunny, with a high near 79. Calm wind becoming east around 5 mph in the morning.

    Chance
    T-storms

    High: 79 °F

  • Saturday
    Night

    Saturday Night: A slight chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 66. Calm wind.

    Slight Chance
    T-storms

    Low: 66 °F

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a temperature rising to around 75 by 3am. South southwest wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 89. West wind 6 to 8 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind around 6 mph becoming calm after midnight.
Thursday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 82. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 70%.
Friday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 78. Light and variable wind. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Calm wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Calm wind becoming east around 5 mph in the morning.
Saturday Night
A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 66. Calm wind.
Sunday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 69. Calm wind.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. South wind 3 to 8 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind 3 to 6 mph.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. South southwest wind 3 to 6 mph.
Click Map For Forecast
Point Forecast:
4 Miles NNE Goreville IL
 37.6°N 88.93°W
9:15 pm CDT Aug 20, 2019
10pm CDT Aug 20, 2019-6pm CDT Aug 27, 2019
 
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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