Observed air quality and the smoke outlook for Custer, SD: when smoke arrives, how bad it gets, when it clears — with the fires nearby and a live local map. Forecasts from NOAA, NASA, and ECCC models, checked hourly against real monitors and satellites.
Nearby: Hill City, SD smoke forecast (12 mi N) · Colonial Pine Hills, SD smoke forecast (22 mi NE) · Hot Springs, SD smoke forecast (24 mi S) · Rapid City, SD smoke forecast (28 mi NE)