Southern Rocky Mountain Front Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Air Quality Alert
Issued: 10:43 AM MDT Aug. 20, 2018 – National Weather Service

... Air quality alert in effect...

The Montana department of environmental quality has issued an air
quality alert for Beaverhead, Broadwater, Deer Lodge, Flathead,
Gallatin, Glacier, Granite, Jefferson, Lake, Lewis And Clark,
Lincoln, Madison, Meagher, Mineral, Missoula, Powell, Ravalli,
Sanders, and Silver Bow counties in effect until conditions improve.
The air quality alert is due to smoke from wildfires in northwest
Montana and throughout the Pacific northwest and British Columbia.
Conditions may improve briefly this afternoon as showers and
thunderstorms move through the area and northeasterly winds redirect
smoke. This alert will be updated again at 8am on 8/21/2018 if
conditions have not improved before that.

An air quality alert means that particulates have been trending
upwards and that an exceedence of the 24 hour National ambient air
quality Standard (naaqs) has occurred or may occur in the near
future.

Air quality is ranging between unhealthy for sensitive groups and
unhealthy in the affected counties.

When air quality is unhealthy... state and local health officials
recommend that people with respiratory or heart disease, the elderly,
and children should avoid prolonged exertion; everyone else should
limit prolonged exertion.

When air quality is unhealthy for sensitive groups... state and local
health officials recommend that people with respiratory or heart
disease, the elderly and children should limit prolonged exertion.

For more information visit the Montana department of environmental
quality at http://todaysair.Mt.Gov


1043 am MDT Mon Aug 20 2018

... Air quality alert in effect...

The Montana department of environmental quality has issued an air
quality alert for Beaverhead, Broadwater, Deer Lodge, Flathead,
Gallatin, Glacier, Granite, Jefferson, Lake, Lewis And Clark,
Lincoln, Madison, Meagher, Mineral, Missoula, Powell, Ravalli,
Sanders, and Silver Bow counties in effect until conditions improve.
The air quality alert is due to smoke from wildfires in northwest
Montana and throughout the Pacific northwest and British Columbia.
Conditions may improve briefly this afternoon as showers and
thunderstorms move through the area and northeasterly winds redirect
smoke. This alert will be updated again at 8am on 8/21/2018 if
conditions have not improved before that.

An air quality alert means that particulates have been trending
upwards and that an exceedence of the 24 hour National ambient air
quality Standard (naaqs) has occurred or may occur in the near
future.

Air quality is ranging between unhealthy for sensitive groups and
unhealthy in the affected counties.

When air quality is unhealthy... state and local health officials
recommend that people with respiratory or heart disease, the elderly,
and children should avoid prolonged exertion; everyone else should
limit prolonged exertion.

When air quality is unhealthy for sensitive groups... state and local
health officials recommend that people with respiratory or heart
disease, the elderly and children should limit prolonged exertion.

For more information visit the Montana department of environmental
quality at http://todaysair.Mt.Gov

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