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Today, the Bay Area Air Quality Management District is issuing the first Spare the Air Alert for smog in 2020. Air quality is forecast to be unhealthy tomorrow, Memorial Day, Monday, May 25. Light winds combined with triple-digit inland temperatures and vehicle exhaust are expected to cause unhealthy smog, or ozone, accumulation in the Bay Area.

The Air District is extending a Spare the Air Alert for smog through Wednesday, July 3. A Spare the Air Alert remains in effect today, Tuesday, July 2. Air quality is forecast to be unhealthy. Very high inland temperatures in the 100’s and weak afternoon sea breeze, along with motor vehicle exhaust, will create elevated concentrations of ozone, or smog.

The Air District is extending the Spare the Air Alert for wildfire smoke through Monday, September 14. This will be the 26th, 27th, and 28th consecutive Spare the Air Alert called. Smoke from the many fires throughout California, Oregon, and Washington is continuing to heavily impact the Bay Area and is forecast to produce unhealthy air quality in the region through Monday.

The Air District is extending a Spare the Air Alert for smog through Tuesday, October 1. A Spare the Air Alert remains in effect today, Monday, September 30. Air quality is forecast to be unhealthy today and tomorrow. Very high inland temperatures and weak offshore winds, along with motor vehicle exhaust, will continue to create elevated concentrations of ozone, or smog.

The Air District is issuing the seventh Spare the Air Alert for smog (and the 11th overall this year) on Thursday, October 19. Air quality is forecast to be unhealthy tomorrow. High pressure over the region is expected to produce light offshore winds and hot temperatures across the Bay Area. These conditions, combined with motor vehicle exhaust, will produce unhealthy ozone levels.

The Air District is extending a Spare the Air Alert for smog through Wednesday, October 2. A Spare the Air Alert remains in effect today, Tuesday, October 1. Air quality is forecast to be unhealthy today and tomorrow. Very high inland temperatures and weak offshore winds, along with motor vehicle exhaust, will continue to create elevated concentrations of ozone, or smog.

The Air District is extending a Spare the Air Alert for smog through Sunday, October 6. A Spare the Air Alert remains in effect today, Saturday, October 5. Air quality is forecast to be unhealthy today and tomorrow. Very high inland temperatures and weak offshore winds, along with motor vehicle exhaust, will continue to create elevated concentrations of ozone, or smog.

The Air District is issuing a Spare the Air Alert for smog on Monday, September 30. Air quality is forecast to be unhealthy. High pressure over northern California is expected to produce offshore winds and hot inland temperatures in the upper-90s to low-100s. High inland temperatures, along with motor vehicle exhaust, will create elevated concentrations of ozone, or smog.

The Air District is extending a Spare the Air Alert for smog through Thursday, October 3. A Spare the Air Alert remains in effect today, Wednesday, October 2. Air quality is forecast to be unhealthy today and tomorrow. Very high inland temperatures and weak offshore winds, along with motor vehicle exhaust, will continue to create elevated concentrations of ozone, or smog.

The Air District is issuing an air quality advisory for wildfire smoke for tomorrow, Monday, July 11. Smoke from the Washburn Fire is forecast to be transported into the Bay Area and is expected to impact the North and East Bay regions. However, pollutant levels are not expected to exceed the federal health standard. A Spare the Air Alert is not in effect and air quality is expected to be in the moderate range.

The Air District is issuing the sixth Spare the Air Alert for smog on Wednesday, August 30. Air quality is forecast to be unhealthy. High pressure over the region will continue to produce clear skies, light winds and high inland temperatures across the Bay Area. These conditions, combined with motor vehicle exhaust, will produce unhealthy ozone levels. Smoke impacts from the fires near the California and Oregon border may also contribute to the formation of smog tomorrow.

The Air District is extending an air quality advisory for wildfire smoke through Thursday, September 16. Wildfires across Northern California continue to produce smoke, which is being transported towards the Bay Area. As a result, hazy and smoky conditions are predicted through Thursday. Smoke is forecast to stay mostly aloft, and air quality is expected to be in the moderate AQI category. Pollution levels are not expected to exceed federal health standards and no Spare the Air Alert is in effect. 

Air quality in the Bay Area is forecast to be in the good range.  Winds are currently blowing smoke from the Wragg fire burning near Lake Berryessa to the north and east of our region. Smoky conditions have been observed in Yolo County and parts of the Sacramento region.

The Air District is issuing an air quality advisory for wildfire smoke for tomorrow, Monday, July 25. Smoke from the Oak Fire in Mariposa County is forecast to be transported into the Bay Area on Monday, however, the smoke is expected to remain aloft. Smoky, hazy skies may be visible across the Bay Area and the smell of smoke is possible at higher elevations. Pollutant levels are not expected to exceed the national 24-hour health standard. A Spare the Air Alert is not in effect.

The Air District is issuing an air quality advisory for wildfire smoke for Wednesday, August 18. Smoke from the Northern California wildfires is expected to again impact the Bay Area on Wednesday. Onshore winds are expected to shift to strong north/northeast winds in the Sacramento Valley, pushing smoke into the Bay Area. Smoke impacts are forecast to be more widespread than last week. Air quality is expected to be in the mid to high-moderate range and not exceed the federal health standard, so no Spare the Air Alert is in effect. 

The Air District is announcing the start of the Winter Spare the Air season, Wednesday, November 1. The Air District calls Winter Spare the Air Alerts when air quality is forecast to be unhealthy due to fine particulate pollution, primarily from wood smoke. When an alert is in effect during the Winter Spare the Air season, from November 1 through February 28, it is illegal to burn wood, manufactured fire logs, or any other solid fuel both indoors and outdoors in the Bay Area for a full 24-hours.

The Air District is issuing the third Spare the Air Alert of 2022 for smog for Tuesday, August 16. The Bay Area will also continue to have smoke impacts from the Six Rivers Lightning Complex Fire in Humboldt and Trinity counties. Air quality is forecast to be unhealthy tomorrow, Tuesday, August 16. The combination of wildfire smoke with hot inland temperatures and vehicle exhaust is expected to cause unhealthy smog, or ozone, accumulation in the Bay Area. Smoke from Northern California wildfires is expected to continue to impact the region creating hazy and smoky skies.   

The Air District is extending the Spare the Air Alert through Sunday, December 17, which bans burning wood, manufactured fire logs or any other solid fuel, both indoors and outdoors. Smoke from wood burning combined with light winds and low overnight temperatures is expected to continue causing air quality to be unhealthy in the Bay Area. A high-pressure system in place over Northern California will act like a lid, trapping smoke at ground level, and offshore winds are forecast to transport air pollution from the Central Valley into the Bay Area.

The Air District is extending an air quality advisory for wildfire smoke through Thursday, July 28. Winds are continuing to transport smoke from the Oak Fire in Mariposa County into the Bay Area; however, smoke is expected to remain aloft. Smoky, hazy skies may be visible across the Bay Area and the smell of smoke is possible at higher elevations. Air quality is forecast to be in the good to moderate range on the air quality index and pollutant levels are not expected to exceed the national 24-hour health standard. A Spare the Air Alert is not in effect.

The Air District is issuing an air quality advisory for wildfire smoke for this afternoon and early evening, Wednesday, July 19. Smoke from the Flat Fire in southwestern Oregon is forecast to be transported into the Bay Area this afternoon and early evening. Smoky, hazy skies may be visible across the Bay Area and the smell of smoke is possible at higher elevations, especially in the East Bay, North Bay and Santa Clara Valley regions. Pollutant levels are not expected to exceed the national 24-hour health standard. A Spare the Air Alert is not in effect.