Information for October 17, 2017

Burn Recommendations  latest update: 10/16/2017 16:39

MONTANA

Airshed 2 - 174348 Spring Gulch #9 is restricted due to bad lat/long.

No other restrictions.

*Missoula County burns have been coordinated with Missoula County.*

IDAHO

No 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: 10/17/2017 07:50

Tuesday 17 October Discussion:
Very windy today across the northern third of Idaho and all of Montana today as strong westerly flow and a mainly dry cold front traverse the region. Westelry wind gusts of 60 mph possible over the northern half of Central MT and even 70-85 mph along the Front Range. Good dispersion conditions look to continue overall for ID and MT through the rest of the week and weekend. 
GOOD-EXCELLENT smoke dispersion Idaho and Western MT Today as mostly dry cold front moves through. Areas light rain far north ID and NW MT. SW-W surface winds. GOOD-EXCELLENT dispersion Central/Eastern MT and very windy with SW-W surface winds. Gusts 70-85 mph possible Front Range. 
 
GOOD smoke dispersion Idaho and Western MT Wednesday under westerly flow aloft. S-SW surface winds. Scattered showers far north ID/NW MT. GOOD-EXCELLENT dispersion Central/Eastern MT with SW-W winds, much lighter.
GOOD-EXCELLENT smoke dispersion Idaho and Western MT Thursday under SW flow aloft. Very mild. Light rain far North ID. S-SW surface winds. GOOD-EXCELLENT dispersion Central/Eastern MT and warm/dry with S-SW surface winds. 
GOOD-EXCELLENT smoke dispersion Idaho and Western MT Friday behind cold front moving thru Thu night. Rain/mountain snow. SW-W surface winds. GOOD-EXCELLENT dispersion Central/Eastern MT and very windy with scattered showers. Westerly winds. 
GOOD dispersion Idaho and Western MT Saturday behind low pressure trough. Scattered morning showers. SE-S surface winds. GOOD-EXCELLENT dispersion Central/Eastern MT with westerly winds. 
GOOD-EXCELLENT smoke dispersion Idaho and Western MT Sunday behind cold front moving thru Sat night. Scattered rain/snow showers. SW-W surface winds. GOOD-EXCELLENT dispersion Central/Eastern MT and very windy with scattered showers. Westerly winds possibly gusting 65-80 mph along Front Range. 
 
Wednesday 18 October Dispersion Forecast

MONTANA

Northwest (AS 1, 2): GOOD.

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

Southwest(AS 7, 8A, 8B): GOOD.

Eastern Montana (AS 9 and 10): GOOD-EXCELLENT.

  

IDAHO:

North (AS 11):  GOOD.

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

West Central (AS 14, 15, 21A): GOOD.

East Central (AS 16, 17): GOOD.

Northeast (AS 18, 19): GOOD.

Southeast (AS 20): GOOD.

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


Prepared by Michael Richmond, Meteorologist NRCC


Forecast for

Burn Recommendations  latest update: 10/17/2017 15:49

MONTANA

No restrictions.

IDAHO

No restrictions.


Meteorology/Dispersion Discussion  latest update: 10/17/2017 07:53

Wednesday October 18 Discussion:
GOOD smoke dispersion Idaho and Western MT Today under westerly flow aloft. S-SW surface winds. Scattered showers far north ID/NW MT. GOOD-EXCELLENT dispersion Central/Eastern MT with SW-W winds, much lighter.
GOOD-EXCELLENT smoke dispersion Idaho and Western MT Thursday under SW flow aloft. Very mild. Light rain far North ID. S-SW surface winds. GOOD-EXCELLENT dispersion Central/Eastern MT and warm/dry with S-SW surface winds. 
GOOD-EXCELLENT smoke dispersion Idaho and Western MT Friday behind cold front moving thru Thu night. Rain/mountain snow. SW-W surface winds. GOOD-EXCELLENT dispersion Central/Eastern MT and very windy with scattered showers. Westerly winds. 
GOOD dispersion Idaho and Western MT Saturday behind low pressure trough. Scattered morning showers. SE-S surface winds. GOOD-EXCELLENT dispersion Central/Eastern MT with westerly winds. 
GOOD-EXCELLENT smoke dispersion Idaho and Western MT Sunday behind cold front moving thru Sat night. Scattered rain/snow showers. SW-W surface winds. GOOD-EXCELLENT dispersion Central/Eastern MT and very windy with scattered showers. Westerly winds possibly gusting 65-80 mph along Front Range. 
 
Thursday 19 October Dispersion Forecast

MONTANA

Northwest (AS 1, 2): GOOD-EXCELLENT. 

West Central (AS 3A, 3B, 4, 5, 6): GOOD-EXCELLENT.

Southwest(AS 7, 8A, 8B): GOOD-EXCELLENT.

Eastern Montana (AS 9 and 10): GOOD-EXCELLENT.

  

IDAHO:

North (AS 11): GOOD-EXCELLENT.

North Central (AS 12A, 12B, 13): GOOD-EXCELLENT.

West Central (AS 14, 15, 21A): GOOD-EXCELLENT.

East Central (AS 16, 17): GOOD-EXCELLENT.

Northeast (AS 18, 19): GOOD-EXCELLENT.

Southeast (AS 20): GOOD-EXCELLENT.

Southwest (AS 21B, 22, 23, 24, 25): GOOD-EXCELLENT.


Prepared by Michael Richmond, Meteorologist NRCC