727
WWUS75 KBOI 071922
NPWBOI
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
1222 PM MST SAT FEB 7 2026
IDZ012-014-016-033-ORZ064-081700-
/O.CON.KBOI.AS.Y.0003.000000T0000Z-260208T1700Z/
LOWER TREASURE VALLEY-UPPER TREASURE VALLEY-WESTERN MAGIC VALLEY-
UPPER WEISER RIVER-OREGON LOWER TREASURE VALLEY-
INCLUDING THE CITIES OF GLENDALE, CALDWELL, INDIAN VALLEY, MESA,
CAMBRIDGE, BOISE, NAMPA, FRUITVALE, TWIN FALLS, GOODRICH,
COUNCIL, NYSSA, AND ONTARIO
1222 PM MST SAT FEB 7 2026 /1122 AM PST SAT FEB 7 2026/
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM MST /9 AM
PST/ SUNDAY...
* WHAT...HIGH PRESSURE ALOFT WITH LIGHT SURFACE WINDS AND LITTLE
VERTICAL MIXING WILL CONTINUE THE PERIOD OF STAGNANT AIR THROUGH
TOMORROW MORNING. 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 10 AM MST /9 AM 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.
SA
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