Weather Alerts For Mountain Home, ID
Air Stagnation Advisory
-URGENT - WEATHER MESSAGE National Weather Service Boise ID 1207 AM MST Sun Jan 18 2026 West Central Mountains-Lower Treasure Valley-Boise Mountains- Upper Treasure Valley-Camas Prairie-Upper Weiser River-Harney County-Baker County-Malheur County-Oregon Lower Treasure Valley- Including the cities of Caldwell, Burns, Mesa, Corral, Goodrich, Big Creek, Warm Lake, Fairfield, McCall, Cambridge, Indian Valley, Glendale, Baker, Cascade, Cuprum, Nampa, Buchanan, Prairie, New Princeton, Fruitvale, Council, Crane, Soldier, Venator, Hill City, Nyssa, Pine, Ontario, Diamond, Boise, Dunnean, Bear, Ola, Anderson Dam, Blaine, Malheur City, and Selby 1207 AM MST Sun Jan 18 2026 /1107 PM PST Sat Jan 17 2026/ ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST /10 AM PST/ THURSDAY... * 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 southwest Idaho and northeast and southeast Oregon. * WHEN...Until 11 AM MST /10 AM PST/ Thursday. * 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. &&