SEVERE WX : Air Stagnation Advisory View Alerts

Severe Weather Alerts

Last Updated: 9:46 AM

Air Stagnation Advisory

Areas Affected: Central and Eastern Lake County; Eastern Douglas County Foothills; Jackson County; Klamath Basin; Northern and Eastern Klamath County and Western Lake County

NWS Medford (Southwest Oregon and Northern California)

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY...

* WHAT...A period of stagnant air with light winds and poor mixing is expected.

* WHERE...Portions of northern California and south central and southwest Oregon, mostly in valley locations.

* WHEN...Until 4 AM PST Saturday.

* IMPACTS...Air stagnation could result in the development and persistence of deteriorating air quality.

* View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

State air quality agencies highly recommend that no outdoor burning occur and that residential wood burning devices be limited as much as possible. According to state air quality agencies, prolonged periods of stagnant air can hold pollutants close to the ground where people live and breathe. Check with your local burn agency for any current restrictions in your area.


Air Stagnation Advisory

Areas Affected: Central Siskiyou County; Modoc County; Northeast Siskiyou and Northwest Modoc Counties; South Central Siskiyou County; Western Siskiyou County

NWS Medford (Southwest Oregon and Northern California)

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY...

* WHAT...A period of stagnant air with light winds and poor mixing is expected.

* WHERE...Portions of northern California and south central and southwest Oregon, mostly in valley locations.

* WHEN...Until 4 AM PST Saturday.

* IMPACTS...Air stagnation could result in the development and persistence of deteriorating air quality.

* View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

State air quality agencies highly recommend that no outdoor burning occur and that residential wood burning devices be limited as much as possible. According to state air quality agencies, prolonged periods of stagnant air can hold pollutants close to the ground where people live and breathe. Check with your local burn agency for any current restrictions in your area.


Air Stagnation Advisory

Areas Affected: Eastern Curry County and Josephine County

NWS Medford (Southwest Oregon and Northern California)

...FREEZING FOG ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING... ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY...

* WHAT...For the Air Stagnation Advisory, stagnant air is expected, which may lead to deteriorating air quality. For the Freezing Fog Advisory, visibility of one quarter of a mile or less in freezing fog.

* WHERE...Valleys in eastern Curry and Josephine Counties, including the Rogue, Illinois and Applegate valleys.

* WHEN...For the Air Stagnation Advisory, until 4 AM PST Saturday. For the Freezing Fog Advisory, until 10 AM PST this morning.

* IMPACTS...Hazardous driving conditions due to low visibility in fog and potential frost on bridges. Air stagnation could result in the development and persistence of deteriorating air quality.

* View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

If driving, slow down, use your headlights, and leave plenty of distance ahead of you. Also, be alert for frost on bridge decks causing slippery roads. People with respiratory illness should follow their physician`s advice for dealing with diminished air quality. N95 masks are effective at filtering out the majority of harmful air particulates. State air quality agencies highly recommend that no outdoor burning occur and that residential wood burning devices be limited as much as possible. According to state air quality agencies, prolonged periods of stagnant air can hold pollutants close to the ground where people live and breathe. Check with your local burn agency for any current restrictions in your area.