Cold Temperatures Across the Northern and Central Plains; Severe Weather Potential for the East

Severe weather and heavy rainfall potential along with warm temperatures will affect the eastern portions of the country through Sunday as a cold front tracks eastward. Meanwhile, much colder air across portions of the Plains will bring frost and freeze conditions into Sunday morning. Dry, mild and breezy conditions linger for the four-corner region where elevated to critical fire weather remains. Read More >

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Rain

62°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 62°F (17°C)
Visibility 4.00 mi
Last update 21 May 8:35 pm CDT
Extended Forecast for

Johnston City IL

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 9pm. Some of the storms could produce heavy rainfall.  Cloudy, with a low around 56. West wind 6 to 9 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    Heavy Rain

    Low: 56 °F

  • Sunday

    Sunday: Mostly cloudy, with a high near 68. North wind 9 to 11 mph, with gusts as high as 18 mph.

    Mostly Cloudy

    High: 68 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 50. North northeast wind 6 to 8 mph.

    Partly Cloudy

    Low: 50 °F

  • Monday

    Monday: Mostly sunny, with a high near 72. East northeast wind 8 to 11 mph.

    Mostly Sunny

    High: 72 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 56. East wind 3 to 6 mph.

    Mostly Cloudy

    Low: 56 °F

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 78. East southeast wind 5 to 10 mph.  Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 78 °F

  • Tuesday
    Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 65. South southeast wind 7 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 90%.

    Showers

    Low: 65 °F

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  Mostly cloudy, with a high near 76. South southwest wind around 11 mph, with gusts as high as 24 mph.

    Showers

    High: 76 °F

  • Wednesday
    Night

    Wednesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 59. South southwest wind around 6 mph, with gusts as high as 18 mph.

    Showers
    Likely

    Low: 59 °F

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 9pm. Some of the storms could produce heavy rainfall. Cloudy, with a low around 56. West wind 6 to 9 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Sunday
Mostly cloudy, with a high near 68. North wind 9 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 50. North northeast wind 6 to 8 mph.
Monday
Mostly sunny, with a high near 72. East northeast wind 8 to 11 mph.
Monday Night
Mostly cloudy, with a low around 56. East wind 3 to 6 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. East southeast wind 5 to 10 mph. Chance of precipitation is 50%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 65. South southeast wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 76. South southwest wind around 11 mph, with gusts as high as 24 mph.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. South southwest wind around 6 mph, with gusts as high as 18 mph.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 70. Southwest wind 6 to 11 mph becoming west northwest in the morning. Winds could gust as high as 22 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 54. West wind 5 to 7 mph.
Friday
A slight chance of showers. Mostly sunny, with a high near 75. West northwest wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 57. Light south southwest wind.
Saturday
Sunny, with a high near 81. South wind 5 to 9 mph.
Click Map For Forecast
Point Forecast:
Johnston City IL
 37.82°N 88.91°W
8:15 pm CDT May 21, 2022
8pm CDT May 21, 2022-6pm CDT May 28, 2022
 
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