Information for November 20, 2017

Burn Recommendations  latest update: 11/17/2017 15:04

MONTANA

No restrictions.

IDAHO

Airshed 11 - 174472 McCall landings 270 ac is restricted due to number of acres proposed and proximity to St Maries.

No other restrictions.


These burn recommendations apply only to members of the Montana/Idaho Airshed Group. Nonmembers should follow any applicable local, state, or Tribal guidelines regarding open burning.


Meteorology/Dispersion Discussion  latest update: 11/17/2017 08:13

MODERATE dispersion N/Central Idaho and Western MT Monday under weak high pressure ridging. Light/variable surface winds. GOOD dispersion S Idaho as trough moves through. Rain/Snow mainly S Idaho. GOOD-EXCELLENT dispersion Central/Eastern MT with NW-NE surface winds and areas of snow near/along Divide.  
POOR dispersion Idaho and Western MT Tuesday under high pressure ridging. Light SE-S surface winds. Rain/Snow North/Central ID. GOOD-EXCELLENT dispersion Central/Eastern MT with E-SE surface winds.
MODERATE dispersion Idaho and Western MT Wednesday under SW flow aloft. Light E-SE surface winds. Rain ID and NW MT. GOOD-EXCELLENT dispersion Central/Eastern MT with SW-W surface winds. 
 
Tuesday 21 November Dispersion Forecast

MONTANA

Northwest (AS 1, 2): POOR. 

West Central (AS 3A, 3B, 4, 5, 6): POOR. 

Southwest (AS 7, 8A, 8B): POOR. 

Central/Eastern (AS 9, 10): GOOD-EXCELLENT. 

 

IDAHO:

North (AS 11): POOR. 

North Central (AS 12A, 12B, 13): POOR.  

West Central (AS 14, 15, 21A): POOR. 

East Central (AS 16, 17): POOR. 

Northeast (AS 18, 19): POOR. 

Southeast (AS 20): POOR. 

Southwest (AS 21B, 22, 23, 24, 25): POOR. 


Prepared by Michael Richmond, Meteorologist NRCC


Forecast for

Burn Recommendations  latest update:

No information posted for 11/21/2017.


Meteorology/Dispersion Discussion  latest update: 11/17/2017 08:16

POOR dispersion Idaho and Western MT Tuesday under high pressure ridging. Light SE-S surface winds. Rain/Snow North/Central ID. GOOD-EXCELLENT dispersion Central/Eastern MT with E-SE surface winds.
MODERATE dispersion Idaho and Western MT Wednesday under SW flow aloft. Light E-SE surface winds. Rain ID and NW MT. GOOD-EXCELLENT dispersion Central/Eastern MT with SW-W surface winds. 
 
Wednesday 22 November Dispersion Forecast

MONTANA

Northwest (AS 1, 2): MODERATE. 

West Central (AS 3A, 3B, 4, 5, 6): MODERATE.

Southwest (AS 7, 8A, 8B): MODERATE.

Central/Eastern (AS 9, 10): GOOD-EXCELLENT. 

 

IDAHO:

North (AS 11): MODERATE. 

North Central (AS 12A, 12B, 13): MODERATE.

West Central (AS 14, 15, 21A): MODERATE.

East Central (AS 16, 17): MODERATE.

Northeast (AS 18, 19): MODERATE.

Southeast (AS 20): MODERATE.

Southwest (AS 21B, 22, 23, 24, 25): MODERATE.


Prepared by Michael Richmond, Meteorologist NRCC