Hazard Report Provided By forecast.weather.gov

URGENT - WEATHER MESSAGE
National Weather Service Boise ID
240 PM MST Sun Dec 14 2025

IDZ011>014-016-028-033-ORZ061>064-152200-
/O.CON.KBOI.AS.Y.0004.000000T0000Z-251216T1200Z/
West Central Mountains-Lower Treasure Valley-Boise Mountains-
Upper Treasure Valley-Western Magic Valley-Camas Prairie-Upper
Weiser River-Harney County-Baker County-Malheur County-Oregon
Lower Treasure Valley-
Including the cities of Buchanan, Glendale, Prairie, New
Princeton, McCall, Soldier, Council, Mesa, Dunnean, Cuprum, Bear,
Twin Falls, Selby, Anderson Dam, Venator, Fairfield, Burns,
Malheur City, Ola, Nampa, Fruitvale, Hill City, Indian Valley,
Cambridge, Pine, Caldwell, Nyssa, Corral, Cascade, Baker,
Diamond, Ontario, Goodrich, Boise, Crane, Big Creek, Warm Lake,
and Blaine
240 PM MST Sun Dec 14 2025 /140 PM 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.

&&

$$

ST

Hazard Report Provided By forecast.weather.gov