Information for May 25, 2016

Burn Recommendations  latest update: 05/24/2016 14:49

MONTANA

No restrictions.

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: 05/25/2016 06:53

WEDNESDAY MAY 25 DISCUSSION
GOOD to EXCELLENT smoke dispersion conditions are expected Wednesday as the upper trough slowly moves east. Widespread showers are expected further east into Central/Eastern MT with isolated wet thunderstorms. Transport wind flow will be mainly westerly.
Extended Forecast:
GOOD to EXCELLENT smoke dispersion conditions are expected Thursday all areas as the weak upper trough moves into Easter MT/ND. Scattered showers/wet storms central/eastern MT and W-NW transport flow. Weak high pressure ridging will bring warmer/drier conditions ID/Western MT but with good dispersion, W-NW winds in afternoon.  

GOOD to EXCELLENT smoke dispersion conditions are expected all areas Friday as another upper low/trough moves into OR/WA, leaving ID and western MT under usntable SW flow. Scattered showers/wet storms and SW-W winds in afternoon. Drier in Central/Eastern MT and slightly warmer...W-NW transport winds. 

Thursday May 26 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.


Prepared by Michael Richmond/Bryan Henry Northern Rockies Met


Forecast for

Burn Recommendations  latest update: 05/25/2016 14:11

MONTANA

No restrictions.

IDAHO

No restrictions.


Meteorology/Dispersion Discussion  latest update: 05/25/2016 06:54

THURSDAY MAY 26 DISCUSSION
GOOD to EXCELLENT smoke dispersion conditions are expected Thursday as the weak upper trough moves into Easter MT/ND. Scattered showers/wet storms central/eastern MT and W-NW transport flow. Weak high pressure ridging will bring warmer/drier conditions ID/Western MT but with good dispersion, W-NW winds in afternoon.
Extended Forecast:
GOOD to EXCELLENT smoke dispersion conditions are expected all areas Friday as another upper low/trough moves into OR/WA, leaving ID and western MT under usntable SW flow. Scattered showers/wet storms and SW-W winds in afternoon. Drier in Central/Eastern MT and slightly warmer...W-NW transport winds. 

GOOD to EXCELLENT smoke dispersion conditions are expected Saturday as the next area of low pressure moves into N ID and NW MT by afternoon bringing yet more wet and cool weather by afternoon. E MT will remain mostly dry...but other areas acroos MT and ID will see intermittent activity by afternoon (at the latest.) Transport wind flow will be light and variable.

GOOD to EXCELLENT smoke dispersion conditions are expected Sunday as the upper level low pressure area begins to pull NE into SC Canada. Widespread, intermittent precipation will continue across N ID and the NW  MT while southern areas will finally see some drying conditions. Transport wind flow will be from the West.

Thursday May 26 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.


Prepared by Michael Richmond/Bryan Henry Northern Rockies Met