"People with respiratory diseases such as asthma should limit prolonged outdoor exposure," the NWS said. The NWS also recommended carpooling, combining errands into one driving trip, and avoiding refueling until after 7 p.m. The use of gas-powered long equipment was also discouraged when possible.⁠ ⁠ As for just how long the smoke could stick around, it’s impossible to tell, but there is more smoke billowing down from Canada, and as winds continue to blow out of the north, it will likely remain a concern into the weekend.⁠ ⁠ Tap the 🔗 in our bio for the latest weather updates⁠ ⁠ #weather #airquality #pollution #chicagoweather #lollapalooza⁠