Observed air quality and the smoke outlook for Helena, MT: 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: Helena Valley West Central, MT smoke forecast (5.0 mi N) · Helena Valley Southeast, MT smoke forecast (5.7 mi E) · Butte, MT smoke forecast (47 mi SW) · Anaconda, MT smoke forecast (54 mi SW) · Great Falls, MT smoke forecast (72 mi NE) · Bozeman, MT smoke forecast (79 mi SE)