697
WWUS75 KBOI 062139
NPWBOI
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
139 PM PST FRI FEB 6 2026
ORZ062-062245-
/O.CAN.KBOI.AS.Y.0002.000000T0000Z-260209T1200Z/
BAKER COUNTY-
INCLUDING THE CITIES OF BAKER
139 PM PST FRI FEB 6 2026
..AIR STAGNATION ADVISORY IS CANCELLED
ORZ063-062245-
/O.CAN.KBOI.AS.Y.0003.000000T0000Z-260208T1800Z/
MALHEUR COUNTY-
INCLUDING THE CITIES OF MALHEUR CITY
239 PM MST FRI FEB 6 2026 /139 PM PST FRI FEB 6 2026/
..AIR STAGNATION ADVISORY IS CANCELLED
IDZ012-014-016-033-ORZ064-071000-
/O.CON.KBOI.AS.Y.0003.000000T0000Z-260209T0600Z/
LOWER TREASURE VALLEY-UPPER TREASURE VALLEY-WESTERN MAGIC VALLEY-
UPPER WEISER RIVER-OREGON LOWER TREASURE VALLEY-
INCLUDING THE CITIES OF ONTARIO, NAMPA, GLENDALE, NYSSA, BOISE,
TWIN FALLS, CALDWELL, CAMBRIDGE, MESA, GOODRICH, INDIAN VALLEY,
COUNCIL, AND FRUITVALE
239 PM MST FRI FEB 6 2026 /139 PM PST FRI FEB 6 2026/
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST /10 PM
PST/ SUNDAY...
* 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 PM MST /10 PM PST/ SUNDAY.
* 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.
KA
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