Smoke management decision support for member burners including meteorology and notification with be coordinated through the AMS website for the fall season (9/1/24 – 11/30/24). It is the responsibility of the burner to comply with any/all restrictions/regulations issued by county, state, and tribal coordinators/officials. The ultimate responsibility for the effects of smoke impacts from conducting a prescribed burn lies with the practitioner. **** Change the status of any existing approved burns to completed and enter burned acres***
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Burn Recommendations
Idaho
All proposals approved.
For all of Airshed 11 and ORO24 13 Mile in AS12B:
Conduct test burn, monitor dispersion conditions and adjust ignitions as needed. End ignitions early to reduce overnight impacts; ventilation greatly decreases after 3pm local time.
Montana
Henry Deemer restricted to 20 acres.
All other approved proposals should start early due to short dispersion windows.
Meteorology/Dispersion Discussion
Dispersion Discussion Thursday November 21 2024
Dan Borsum NRCC Predictive Services Meteorologist
Individual charts by airshed can be found here:
Today and Friday upper level high pressure over the area supports inversions while moisture flowing through the high pressure brings extensive cloud cover and precipitation for central and northern ID and western MT. POOR dispersion all areas.
Saturday the upper level high pressure weakens which allows a weak front to move through ID and MT.
Resources
Current Operations GuideMontana Department of Environmental Quality
Idaho Department of Environmental Quality
Fire Cache smoke monitors
WSU modeling
Flathead County Restrictions
Lincoln County Restrictions
Missoula County Restrictions
Montana Burn Permits
Montana/Idaho Air Quality Index Forecast
Realtime Air Quality Sensing - Idaho