Official

Air Stagnation Advisory issued December 1 at 4:59PM MST until December 6 at 9:00PM MST by NWS Boise ID

* WHAT…For the Dense Fog Advisory, visibility one to two miles in
dense fog.
For the Air Stagnation Advisory in valleys, 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…Lower Treasure Valley Zones.

* WHEN…For the Dense Fog Advisory, until 11 AM MST Monday. For the
Air Stagnation Advisory, until 9 PM MST Friday.

* IMPACTS…Poor air quality may cause issues for people with
respiratory problems. Low visibility could make driving conditions
hazardous especially along Interstate 84 from Fruitland, Idaho
through Huntington, Oregon.

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