Observed air quality and the smoke outlook for Spring Grove, 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: Abbottstown, PA smoke forecast (6.4 mi W) · East Berlin, PA smoke forecast (7.4 mi NW) · Weigelstown, PA smoke forecast (7.9 mi N) · York, PA smoke forecast (9.5 mi NE) · Baltimore, MD smoke forecast (43 mi S) · Philadelphia, PA smoke forecast (90 mi E)