Hazard Report Provided By forecast.weather.gov

URGENT - WEATHER MESSAGE
National Weather Service Boise ID
516 AM MST Sun Dec 14 2025

IDZ011-013-014-016-028-033-ORZ061>063-141715-
/O.CON.KBOI.AS.Y.0004.000000T0000Z-251216T1200Z/
West Central Mountains-Boise Mountains-Upper Treasure Valley-
Western Magic Valley-Camas Prairie-Upper Weiser River-Harney
County-Baker County-Malheur County-
Including the cities of Cascade, Anderson Dam, Cuprum, McCall,
Cambridge, Ola, Corral, Hill City, Mesa, Twin Falls, New
Princeton, Big Creek, Fairfield, Pine, Selby, Boise, Crane,
Council, Indian Valley, Glendale, Warm Lake, Blaine, Burns,
Fruitvale, Malheur City, Diamond, Soldier, Venator, Dunnean,
Buchanan, Baker, Prairie, Goodrich, and Bear
516 AM MST Sun Dec 14 2025 /416 AM PST Sun Dec 14 2025/

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST /4 AM
PST/ TUESDAY...

* WHAT...An extended period of stagnant air, with light winds and
  little vertical mixing. This is due to an inversion near the
  surface that will continue to trap pollutants.

* WHERE...Portions of south central and southwest Idaho and
  northeast and southeast Oregon.

* WHEN...Until 5 AM MST /4 AM PST/ Tuesday.

* IMPACTS...Poor air quality may cause issues for people with
  respiratory problems.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Persons with respiratory illness should follow their physicians
advice for dealing with high levels of air pollution during periods
of stagnant air.

&&

$$

SA

Hazard Report Provided By forecast.weather.gov