Observed air quality and the smoke outlook for Northumberland, NH: 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: Groveton, NH smoke forecast (3.4 mi NE) · Lancaster, NH smoke forecast (5.2 mi S) · Stratford, NH smoke forecast (6.3 mi N) · Lunenburg, VT smoke forecast (9.2 mi SW) · Sherbrooke, QC smoke forecast (60 mi N) · Granby, QC smoke forecast (81 mi NW)