Air Quality, Heat, Rainfall: How to Check if It’s Safe to Go Outside

Heat, flooding and wildfire smoke have made for treacherous conditions. Use this guide to determine when it’s safe to head out and when you should stay home. https://static01.nyt.com/images/2023/07/19/multimedia/19WELL-WEATHER-WHATTOCHECK1-gqzp/19WELL-WEATHER-WHATTOCHECK1-gqzp-moth.jpg