Chicago, Illinois – A sweltering Saturday sets the stage for unstable skies across northern Illinois, with thunderstorms expected to develop near Chicago by mid-afternoon.
According to the National Weather Service, a 30 percent chance of thunderstorms arrives after 3 p.m. Saturday, following a dangerously hot day with highs near 95°F. Wind gusts may top 25 mph, and heat index values could climb into the upper 90s. Anyone headed outdoors — especially along I-55 and Lake Shore Drive — should hydrate, limit sun exposure, and monitor radar updates.
By Sunday, thunderstorm chances increase to 50 percent during the day and continue into the night with a 20–30 percent chance of lingering showers. While widespread flooding isn’t expected, localized downpours could impact outdoor plans, especially between 3 and 9 p.m. Gusty winds and lightning are the main threats.
Conditions ease slightly Monday, with highs dipping to 77°F under sunny skies — offering temporary relief. But more rain returns Tuesday and Wednesday, with afternoon storm chances and highs in the upper 70s to low 80s.
Weekend travelers and outdoor event-goers should remain alert for changing conditions, especially Saturday evening and Sunday afternoon.
🔎 Five-Day Forecast for Chicago (July 5–10):
- Saturday: Hot and mostly sunny. Thunderstorm chances rise after 3 p.m. | High: 95°F
- Sunday: Scattered storms likely in afternoon. Some clearing late | High: 85°F
- Monday: Sunny and cooler. Breezy at times | High: 77°F
- Tuesday: Afternoon showers and storms possible | High: 84°F
- Wednesday: Thunderstorms remain likely | High: 79°F
