Air Quality Alert — Gallatin County, Montana
Pollutant or particulate levels are expected to reach unhealthy levels, especially for sensitive groups.
Current Status
😷 Active: Air Quality Alert
Air Quality Alert issued August 7 at 8:30AM MDT by NWS Great Falls MT
AQAMT The Montana Department of Environmental Quality has issued an air quality alert for Beaverhead, Broadwater, Deer Lodge, Gallatin, Granite, Jefferson, Lake, Lincoln, Madison, Mineral, Park, Powell, Ravalli, Silver Bow, Flathead, Lewis and Clark, Mineral, Missoula, Powell, Sanders counties in effect until 9AM on 08/08/2026 An Air Quality Alert means that particulates have been trending upwards and that an exceedance of the 24 hour National Ambient Air Quality Standard (NAAQS) has occurred or may occur in the near future. Elevated particulate levels from wildfire smoke As of 7AM on 08/07/2026, particulate levels in Columbia Falls, Dillon and Libby are Unhealthy. As of 7AM on 08/07/2026, particulate levels in Butte, Frenchtown, Hamilton, Helena, Missoula and Thompson Falls are Unhealthy for Sensitive Groups. As of 7AM on 08/07/2026, particulate levels in Billings, Great Falls and Sleeping Giant are Moderate. When air quality is Unhealthy... State and local health officials reco
Effective August 7, 2026 at 10:30 AM ET · Expires August 8, 2026 at 11:00 AM ET
Event Details
Event Type
Air Quality Alert
Severity
unknown
Issued By
NWS Great Falls MT
Expires
August 8, 2026 at 11:00 AM ET
Last Checked
1 minute ago
Also In Effect For
This same Air Quality Alert also covers:
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Get Air Quality Alert Alerts for Gallatin County
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Frequently Asked Questions
What does a Air Quality Alert mean for Gallatin County, Montana?
Pollutant or particulate levels are expected to reach unhealthy levels, especially for sensitive groups.
Is this Air Quality Alert currently active?
Yes — this alert is active as of our last check (1 minute ago). It's set to expire August 8, 2026 at 11:00 AM ET.
How do I get notified about Air Quality Alert alerts for Gallatin County?
Download StormCast free on Google Play and set Gallatin County, Montana as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Air Quality Alert is also in effect for Beaverhead County, Broadwater County, Flathead County, Granite County, Lake County, Lewis and Clark County, Lincoln County, Madison County, Mineral County, Missoula County, Park County, Powell County, Ravalli County, Sanders County, Silver Bow County, Deer Lodge County, Jefferson County.