With fires all around Montana and the rest of the West, Billings has seen some very smoky days. Running outside when it's smoky has both short and long-term health risks. Read more about smoke and running at Runner's World and Outside magazine. Deciding when to run outside is a tough choice, especially during the COVID pandemic when outdoor runs have been one of the few "normal" things we can do. Consider using the Billings air quality rating available from MT DEQ to help you make your decision to run outside or switch to an indoor workout.