197
WWUS75 KBOI 092015
NPWBOI

URGENT - WEATHER MESSAGE
National Weather Service Boise ID
115 PM MST Thu Jan 9 2025

IDZ011>015-028-029-033-ORZ061>064-101800-
/O.CON.KBOI.AS.Y.0001.000000T0000Z-250110T1800Z/
West Central Mountains-Lower Treasure Valley ID-Boise Mountains-
Upper Treasure Valley-Southwest Highlands-Camas Prairie-Owyhee
Mountains-Upper Weiser River-Harney County-Baker County-Malheur
County-Oregon Lower Treasure Valley-
Including the cities of McCall, Cascade, Diamond, Grasmere,
Boise, Burns, Ontario, Pine, Fairfield, Council, Nampa, Buchanan,
Dunnean, Riddle, Garden Valley, Cambridge, New Princeton,
Midvale, Mountain Home, Venator, Crane, Lowman, Baker, Murphy Hot
Springs, Nyssa, Caldwell, Silver City, Malheur City, and Idaho
City
115 PM MST Thu Jan 9 2025 /1215 PM PST Thu Jan 9 2025/

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST /10 AM
PST/ FRIDAY...

* 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 and west central Idaho and northeast
  and southeast Oregon.

* WHEN...Until 11 AM MST /10 AM PST/ Friday.

* 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.

&&

$$

LC