| NWS Forecast for: Southern Cook Issued by: National Weather Service Chicago, IL Last Update: 351 AM CDT Wed Aug 19 2026 |  |
Early This Morning: Mostly cloudy. Areas of fog late. Temperatures in the upper 60s. West winds around 5 mph. Today: Mostly cloudy. Patchy fog early in the morning. A slight chance of showers and thunderstorms in the afternoon. Humid. Highs in the upper 70s. North winds 5 to 10 mph. Chance of precipitation 20 percent. Tonight: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 60s. Northeast winds 5 to 10 mph. Thursday: Sunny. Highs around 80. Northeast winds around 5 mph. Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. East winds around 5 mph, becoming south after midnight. Friday: Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Southwest winds 5 to 10 mph. Chance of precipitation 30 percent. Friday Night: A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the mid 60s. Chance of precipitation 20 percent. Saturday: Partly cloudy with a slight chance of showers and thunderstorms. Highs in the upper 70s. Chance of precipitation 20 percent. Saturday Night: Mostly clear. Lows in the lower 60s. Sunday: Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Sunday Night: Partly cloudy. Lows in the upper 50s. Monday: Partly cloudy. Highs in the mid 70s. Monday Night: Partly cloudy. Lows in the lower 60s. Tuesday: Partly cloudy. Highs in the upper 70s. | |
| Zone Forecast: Southern Cook | |
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