WWUS75 KBOI 022055

NPWBOI



URGENT - WEATHER MESSAGE

National Weather Service Boise ID

1255 PM PST Mon Feb 2 2026



ORZ062-063-030500-

/O.EXA.KBOI.AS.Y.0002.000000T0000Z-260206T1800Z/

Baker County-Malheur County-

Including the cities of Malheur City and Baker

1255 PM PST Mon Feb 2 2026 /155 PM MST Mon Feb 2 2026/



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

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...Baker County and Malheur County.



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



&&



$$



IDZ012-014-016-033-ORZ064-030500-

/O.CON.KBOI.AS.Y.0002.000000T0000Z-260206T1800Z/

Lower Treasure Valley-Upper Treasure Valley-Western Magic Valley-

Upper Weiser River-Oregon Lower Treasure Valley-

Including the cities of Cambridge, Glendale, Council, Caldwell,

Goodrich, Mesa, Nyssa, Indian Valley, Nampa, Fruitvale, Ontario,

Twin Falls, and Boise

155 PM MST Mon Feb 2 2026 /1255 PM PST Mon Feb 2 2026/



...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 south central and southwest Idaho 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.



&&



$$



JB