Observed air quality and the smoke outlook for Johnstown, PA: 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: Somerset, PA smoke forecast (23 mi S) · Indiana, PA smoke forecast (24 mi NW) · Latrobe, PA smoke forecast (24 mi W) · Hollidaysburg, PA smoke forecast (29 mi E) · Altoona, PA smoke forecast (31 mi NE) · Pittsburgh, PA smoke forecast (57 mi W)