Observed air quality and the smoke outlook for Mercer, 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: Lake Latonka, PA smoke forecast (5.3 mi NE) · New Wilmington, PA smoke forecast (8.7 mi SW) · Grove City, PA smoke forecast (9.2 mi SE) · New Castle, PA smoke forecast (16 mi S) · Pittsburgh, PA smoke forecast (56 mi S) · Cleveland, OH smoke forecast (78 mi W)