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Williamson, IL
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7-Day Forecast
This Afternoon
Showers
High: 59°
Showers and possibly a thunderstorm. High near 59. North wind around 7 mph. Chance of precipitation is 100%.
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Tonight
Showers
Low: 54°
Showers likely, then showers and possibly a thunderstorm after 1am. Low around 54. North wind 5 to 9 mph becoming east after midnight. Chance of precipitation is 80%.
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Sunday
Showers then Isolated T-storms
High: 75°
Showers and thunderstorms before 1pm, then isolated showers and thunderstorms after 5pm. High near 75. Southeast wind 11 to 17 mph with gusts as high as 29 mph. Chance of precipitation is 80%.
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Sunday Night
T-storms then T-storms Likely
Low: 52°
Showers and thunderstorms, mainly before 2am. Low around 52. Southeast wind 15 to 18 mph becoming southwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 90%.
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Monday
Mostly Sunny
High: 66°
Mostly sunny with a high near 66. Southwest wind 14 to 17 mph with gusts as high as 25 mph.
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Monday Night
Mostly Clear
Low: 48°
Mostly clear with a low around 48.
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Tuesday
Sunny
High: 74°
Sunny with a high near 74.
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Tuesday Night
Slight Chance T-storms
Low: 53°
A slight chance of showers and thunderstorms. Partly cloudy with a low around 53. Chance of precipitation is 20%.
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Wednesday
Mostly Sunny then Slight Chance T-storms
High: 77°
A 20% chance of showers and thunderstorms after 1pm. Mostly sunny with a high near 77.
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Wednesday Night
Chance Showers
Low: 56°
A 30% chance of showers. Mostly cloudy with a low around 56.
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Thursday
Chance Showers
High: 76°
A 50% chance of showers and thunderstorms. Partly sunny with a high near 76.
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Thursday Night
Showers Likely
Low: 59°
Showers and thunderstorms likely. Mostly cloudy with a low around 59. Chance of precipitation is 60%.
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Friday
Showers
High: 71°
Showers and possibly a thunderstorm. High near 71. Chance of precipitation is 80%.
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Source: National Weather Service
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