Post by Admin on Sept 14, 2020 15:18:38 GMT -7
Issued: 8:52 AM Sep. 14, 2020 – National Weather Service
...AIR QUALITY ALERT IN EFFECT...
The Montana Department of Environmental Quality has issued an air
quality alert for Beaverhead, Broadwater, Cascade, Deer Lodge,
Fergus, Flathead, Gallatin, Granite, Jefferson, Judith Basin, Lake,
Lewis and Clark, Lincoln, Madison, Meagher, Mineral, Missoula, Park,
Powell, Ravalli, Sanders, Silver Bow, and Teton counties in effect
until 9/15/2020 9:00:00 AM due to heavy wildfire smoke and elevated
particulate concentrations.
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.
As of 9:00 AM MDT, Particulate levels in Libby are Hazardous.
As of 9:00 AM MDT, Particulate levels in Thompson Falls are Very
Unhealthy.
As of 9:00 AM MDT, Particulate levels in Bozeman, Butte, Columbia
Falls, Dillon, Frenchtown, Hamilton, Lewistown, Missoula, and Seeley
Lake are Unhealthy.
As of 9:00 AM MDT, Particulate levels in Great Falls, Helena, and
West Yellowstone are Unhealthy for Sensitive Groups.
When air quality is Hazardous... State and local health officials
recommend that everyone should avoid any outdoor exertion; people
with respiratory or heart disease, the elderly, and children should
remain indoors.
When air quality is Very Unhealthy... State and local health
officials recommend that people with respiratory or heart disease,
the elderly, and children should avoid any outdoor activity; everyone
else should avoid prolonged exertion.
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 todaysair.mt.gov.
Red Flag Warning
Issued: 2:50 PM Sep. 14, 2020 – National Weather Service
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING...
* IMPACTS: Low humidities, hot temperatures, and gusty winds will
create erratic fire behavior.
* AFFECTED AREA:
In North Central WY Fire Zones...274...284.
In South Central MT Fire Zones...123...124...125...126...127
128...129.
In Southeast MT Fire Zones...130...131...132.
In Southeast MT and Northwest SD Fire Zone...133.
* COUNTIES AFFECTED:
In Central MT...Golden Valley...Musselshell...Wheatland.
In North Central WY...Big Horn...Johnson...Sheridan...Washakie.
In Northwest SD...Harding.
In South Central MT...Big Horn...Carbon...Park...Stillwater
Sweet Grass...Yellowstone.
In Southeast MT...Carter...Custer...Fallon...Powder River
Rosebud...Treasure.
In Southwest MT...Gallatin.
* WIND: Southwest 10 to 15 mph with gusts up to 25 mph. Gusts as
high as 35 mph along the western foothills. Winds will decrease
by sunset.
* HUMIDITY: 7 to 15 percent.
* TEMPERATURES: In the 80s to mid 90s.
* COLD FRONT: Arrives after sunset and will bring a shift to
northwest to north winds of 5 to 15 mph.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A combination of strong winds, low relative humidity, and warm
temperatures can contribute to extreme fire behavior. Please avoid
burning, secure towing chains so they do not drag on roads, and
take extra care with cigarettes and anything else that could cause
a spark.
...AIR QUALITY ALERT IN EFFECT...
The Montana Department of Environmental Quality has issued an air
quality alert for Beaverhead, Broadwater, Cascade, Deer Lodge,
Fergus, Flathead, Gallatin, Granite, Jefferson, Judith Basin, Lake,
Lewis and Clark, Lincoln, Madison, Meagher, Mineral, Missoula, Park,
Powell, Ravalli, Sanders, Silver Bow, and Teton counties in effect
until 9/15/2020 9:00:00 AM due to heavy wildfire smoke and elevated
particulate concentrations.
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.
As of 9:00 AM MDT, Particulate levels in Libby are Hazardous.
As of 9:00 AM MDT, Particulate levels in Thompson Falls are Very
Unhealthy.
As of 9:00 AM MDT, Particulate levels in Bozeman, Butte, Columbia
Falls, Dillon, Frenchtown, Hamilton, Lewistown, Missoula, and Seeley
Lake are Unhealthy.
As of 9:00 AM MDT, Particulate levels in Great Falls, Helena, and
West Yellowstone are Unhealthy for Sensitive Groups.
When air quality is Hazardous... State and local health officials
recommend that everyone should avoid any outdoor exertion; people
with respiratory or heart disease, the elderly, and children should
remain indoors.
When air quality is Very Unhealthy... State and local health
officials recommend that people with respiratory or heart disease,
the elderly, and children should avoid any outdoor activity; everyone
else should avoid prolonged exertion.
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 todaysair.mt.gov.
Red Flag Warning
Issued: 2:50 PM Sep. 14, 2020 – National Weather Service
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING...
* IMPACTS: Low humidities, hot temperatures, and gusty winds will
create erratic fire behavior.
* AFFECTED AREA:
In North Central WY Fire Zones...274...284.
In South Central MT Fire Zones...123...124...125...126...127
128...129.
In Southeast MT Fire Zones...130...131...132.
In Southeast MT and Northwest SD Fire Zone...133.
* COUNTIES AFFECTED:
In Central MT...Golden Valley...Musselshell...Wheatland.
In North Central WY...Big Horn...Johnson...Sheridan...Washakie.
In Northwest SD...Harding.
In South Central MT...Big Horn...Carbon...Park...Stillwater
Sweet Grass...Yellowstone.
In Southeast MT...Carter...Custer...Fallon...Powder River
Rosebud...Treasure.
In Southwest MT...Gallatin.
* WIND: Southwest 10 to 15 mph with gusts up to 25 mph. Gusts as
high as 35 mph along the western foothills. Winds will decrease
by sunset.
* HUMIDITY: 7 to 15 percent.
* TEMPERATURES: In the 80s to mid 90s.
* COLD FRONT: Arrives after sunset and will bring a shift to
northwest to north winds of 5 to 15 mph.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A combination of strong winds, low relative humidity, and warm
temperatures can contribute to extreme fire behavior. Please avoid
burning, secure towing chains so they do not drag on roads, and
take extra care with cigarettes and anything else that could cause
a spark.