Johnston City, Illinois Weather
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Weather Forecast for Johnston City, Illinois : Williamson County
Issued: 6:33 pm CDT Apr 26, 2024 Latitude: 37.8206053 Longitude: -88.9275695 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
50% chance of thunderstorms on Tonight 30% chance of thunderstorms on Saturday Partly Sunny on Sunday 90% chance of thunderstorms on Monday 10% chance of thunderstorms on Tuesday 20% chance of thunderstorms on Wednesday 20% chance of thunderstorms on Thursday 10% chance of on Friday
Low: 66°F High: 82°F High: 84°F High: 72°F High: 80°F High: 82°F High: 80°F High: 74°F
Low: 67°F Low: 64°F Low: 59°F Low: 62°F Low: 61°F Low: 56°F  
Thunderstorms Thunderstorms Partly Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms Partly Sunny
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Current Conditions at
CARBONDALE - (KMDH)
77°
Clear
as of 5:52 PM CDST
Rel. Humidity: 53%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
12 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
MT VERNON - (KMVN)
72°
Clear
as of 5:56 PM CDST
Rel. Humidity: 78%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
5 MPH
130° Southeast
Cloud Level(s): Clear
50% chance of thunderstorms Tonight Tonight... A 50 percent chance of showers and thunderstorms, mainly after 9pm. Mostly cloudy, with a low around 66. South wind 15 to 17 mph, with gusts as high as 28 mph.
30% chance of thunderstorms Saturday Saturday... A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 82. Breezy, with a south wind 18 to 21 mph, with gusts as high as 31 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 67. South wind 15 to 17 mph, with gusts as high as 26 mph.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 84. Breezy, with a south wind 17 to 23 mph, with gusts as high as 34 mph.
60% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. South wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
90% chance of thunderstorms Monday Monday... Showers and possibly a thunderstorm. High near 72. South wind 16 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
50% chance of thunderstorms Monday Night Monday Night... A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 59. South wind 8 to 15 mph, with gusts as high as 23 mph.
10% chance of thunderstorms Tuesday Tuesday... A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. South southwest wind 7 to 10 mph.
10% chance of thunderstorms Tuesday Night Tuesday Night... A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. South wind 9 to 11 mph.
20% chance of thunderstorms Wednesday Wednesday... A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Southwest wind 10 to 13 mph, with gusts as high as 20 mph.
20% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 61. South wind 9 to 13 mph, with gusts as high as 18 mph.
20% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms. Partly sunny, with a high near 80. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.
20% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. West northwest wind around 14 mph, with gusts as high as 20 mph.
10% chance of Friday Friday... A slight chance of showers. Partly sunny, with a high near 74. Northwest wind 13 to 15 mph, with gusts as high as 22 mph.
Current Radar Image


Sun Almanac for Johnston City, Illinois
Sunrise: 06:05 AM
Sunset: 7:42 PM
Civil Sunrise:05:37 AM
Civil Sunset: 8:10 PM
Nautical Sunrise: 05:03 AM
Nautical Sunset: 8:44 PM
Astro Sunrise: 04:28 AM
Astro Sunset: 9:19 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.