I-57 weather conditions near Johnston City, Illinois
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Light Rain 72°F 2025-07-14T01:15:00-05:00
Overnight 2025-07-14, Slight Chance Showers. A 20 percent chance of showers. Cloudy, with a low around 72. Calm wind.
Monday 2025-07-14, Chance T-storms. A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 87. Light and variable wind.
Monday Night 2025-07-14, Slight Chance T-storms. A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.
Tuesday 2025-07-15, Partly Sunny then Chance T-storms. A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Calm wind becoming south southwest around 6 mph in the morning.
Tuesday Night 2025-07-15, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening.
Wednesday 2025-07-16, Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 91. Southwest wind 3 to 8 mph. Chance of precipitation is 40%.
Wednesday Night 2025-07-16, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. South southwest wind 3 to 6 mph.
Thursday 2025-07-17, Chance T-storms. A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. South southwest wind 5 to 8 mph.
Thursday Night 2025-07-17, Chance T-storms. A chance of showers and thunderstorms. Partly cloudy, with a low around 75. South southwest wind around 6 mph becoming calm in the evening.
Friday 2025-07-18, Chance T-storms. A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 92. Southwest wind 3 to 7 mph.
Friday Night 2025-07-18, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. West southwest wind around 5 mph becoming calm in the evening.
Saturday 2025-07-19, Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southwest around 6 mph in the morning.
Saturday Night 2025-07-19, Slight Chance T-storms. A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South southeast wind around 5 mph becoming calm in the evening.
Sunday 2025-07-20, Mostly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind 3 to 7 mph.