Observed air quality and the smoke outlook for Spearfish, 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: Belle Fourche, SD smoke forecast (12 mi N) · Sturgis, SD smoke forecast (18 mi E) · Rapid City, SD smoke forecast (42 mi SE) · Ellsworth Air Force Base, SD smoke forecast (46 mi SE)