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St. Augustine High School, IL Weather Forecast
St. Augustine High School, IL Weather Forecast Date: 526 PM CDT Fri Sep 11 2026
The area/counties/county of: Central Cook, including the cities of: Chicago, Cicero, Oak Lawn, Oak Park, and La Grange.or toggle through each period.
Tonight... Partly cloudy. Lows in the upper 60s. Southeast winds 5 to 10 mph, becoming south after midnight.
Saturday... Partly cloudy. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph.
Saturday Night... Partly cloudy. Lows in the mid 60s. Northwest winds around 5 mph.
Sunday... Partly cloudy in the morning, then becoming mostly cloudy. A chance of showers in the afternoon. Highs in the upper 70s inland, but only in the lower 70s near the lake. North winds 5 to 10 mph. Chance of precipitation 30%.
Sunday Night... Partly cloudy. A slight chance of showers after midnight. Lows in the upper 50s in the suburbs to the lower 60s downtown. Northeast winds 5 to 10 mph. Chance of precipitation 20%.
Monday... Partly cloudy with a slight chance of showers in the morning, then mostly cloudy in the afternoon. Highs in the mid 70s. Chance of precipitation 20%.
Monday Night... Mostly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of precipitation 20%.
Tuesday... Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 70%.
Tuesday Night... Showers likely in the evening, then showers with a chance of thunderstorms after midnight. Lows in the mid 60s. Chance of precipitation 80%.
Wednesday... Mostly cloudy. Showers likely, mainly in the morning. Highs in the mid 70s. Chance of precipitation 70%.
Wednesday Night... Showers likely. Lows in the mid 60s. Chance of precipitation 70%.
Thursday... Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. Highs in the mid 70s. Chance of precipitation 50%.
Thursday Night... Partly cloudy. Lows in the lower 60s.
POP = Probability of Precipitation
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