Observed air quality and the smoke outlook for Herndon, VA: 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: Reston, VA smoke forecast (2.4 mi E) · Floris, VA smoke forecast (2.7 mi SW) · Dranesville, VA smoke forecast (3.0 mi NE) · Arlington, VA smoke forecast (16 mi E) · Washington, DC smoke forecast (19 mi E) · Baltimore, MD smoke forecast (47 mi NE)