California Central Valley fog, poor Bay Area air quality explained
It's been very foggy across Central California this winter, with the longest stretch of non-stop foggy days since the 1970s. But why has it been so foggy?
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It's been very foggy across Central California this winter, with the longest stretch of non-stop foggy days since the 1970s. But why has it been so foggy?
Meteorologist Zoe Mintz zooms in on the Central Valley to explain why the central part of the state gets socked in with fog while the Bay Area's air quality suffers.
The Bay Area Air District announced a Winter Spare the Air alert and a ban on wood burning is in effect beginning Wednesday and through the Thanksgiving holiday on Thursday.
C&H Sugar Company has reached a settlement with Contra Costa County over emissions violations in the town where the company is headquartered, officials said Tuesday.
The North Bay will see hazy skies for the next several days due to smoke from the Pickett Fire burning in Napa County near Calistoga, air quality officials said Monday.
An air quality advisory has been issued for the Bay Area amid concerns about wildfire smoke drifting into the region.
The Bay Area Air Quality Management District and Alameda County District Attorney Ursula Jones Dickson filed a joint civil lawsuit Thursday against Radius Recycling over air quality violations stemming from a large fire at its West Oakland facility in August 2023.
An air quality advisory will remain in effect for the Bay Area through at least Monday, as smoke from wildfires burning in far Northern California drifts into the region.
Continued drifting of wildfire smoke from Canada and Alaska has prompted Bay Area air regulators to extend an air quality advisory through Monday.
The Bay Area Air District (BAAD) reached an agreement with Chevron on a new air pollution monitoring system at its Richmond refinery that will bring enhanced monitoring for hydrogen sulfide.
An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.
The Bay Area Air District has issued an air quality advisory for the region because of smoke from wildfires burning in multiple Canadian provinces.
Martinez Refining Company filed a required preliminary report with Contra Costa Health on Wednesday afternoon about last weekend's refinery fire, saying air monitoring for contaminants "resulted in no significant levels above background readings."
Air quality around the region is expected to be moderate over the New Year's holiday and air district officials are hoping to keep it that way by urging Bay Area residents to refrain from burning wood and setting off fireworks.
Bay Area Air Quality Management District regulators are asking people not to burn wood during the Thanksgiving holiday to help reduce air pollution and protect public health.
The Bay Area Air Quality Management District has announced Thursday will be the fourth straight day a Spare the Air alert is in effect in the region due to hot weather and weak winds that will combine with motor vehicle exhaust to create unhealthy levels of smog.
The Bay Area Air Quality Management has issued one of its largest fines ever against an East Bay refinery, ordering the facility to pay $5 million following dozens of violations.
High temperatures and light winds, combined with vehicle exhaust, will result in unhealthy air quality around the Bay Area for the next two days, air district officials said.
A warming trend forecast for the Bay Area this week prompted air district officials to issue a Spare the Air alert for Tuesday and Wednesday.
The Bay Area Air Quality Management District has extended Friday's air quality advisory through Saturday.
The Bay Area Air Quality Management District is extending an air quality advisory for the region into Thursday due to wildfire smoke, particularly from the Pedro Fire in Mariposa and Tuolumne counties.
Radius Recycling (formerly Schnitzer Steel) and two of its managers face several charges for a fire that broke out at the company's West Oakland plant last August.
The Bay Area Air Quality Management District has extended a Spare the Air Alert through Wednesday as increased levels of smog pollution will continue to pose respiratory risk across the region.
Tesla has been ordered to correct ongoing air quality violations at its electric vehicle manufacturing plant in Fremont, regulators said Tuesday.
An air quality advisory for the Bay Area is being extended, as the Sites Fire continues to burn in Colusa County Wednesday.
A year after CBS News California Investigates exposed secrecy inside the California FAIR Plan, the insurance commissioner is backing a bill that would open meetings and financial records and require public reporting for the state's insurer of last resort.
A speech therapist providing in-home care to a toddler in San Jose was arrested after allegedly sexually assaulting the child, police said on Tuesday.
An elderly pedestrian died of her injuries after she was hit by a vehicle in Millbrae on Monday, authorities said.
Starting March 1, the SBA will no longer guarantee loans for small businesses owned by foreign nationals, including green card holders.
Two teenagers were arrested as suspects in a triple shooting last week in San Francisco that killed a 15-year-old girl, authorities said Tuesday.
A speech therapist providing in-home care to a toddler in San Jose was arrested after allegedly sexually assaulting the child, police said on Tuesday.
An elderly pedestrian died of her injuries after she was hit by a vehicle in Millbrae on Monday, authorities said.
Starting March 1, the SBA will no longer guarantee loans for small businesses owned by foreign nationals, including green card holders.
Two teenagers were arrested as suspects in a triple shooting last week in San Francisco that killed a 15-year-old girl, authorities said Tuesday.
Hillary Clinton will appear for a deposition on Feb. 26, while former President Bill Clinton will appear on Feb. 27, according to the House Oversight Committee.
An elderly pedestrian died of her injuries after she was hit by a vehicle in Millbrae on Monday, authorities said.
Two teenagers were arrested as suspects in a triple shooting last week in San Francisco that killed a 15-year-old girl, authorities said Tuesday.
An iconic Mel's Drive-In location in San Francisco was damaged in a fire early Tuesday morning.
NPU Live, the company behind The Midway and Portola Festival, is hosting several concerts and parties in one of the city's unique spaces, Pier 80.
The victim killed in a triple shooting at a San Francisco park on Friday was identified as a 15-year-old girl, her school confirmed on Monday.
A dismembered body was discovered in an industrial area of Oakland over the weekend, authorities said on Monday.
Another swarm of earthquakes centered in San Ramon shook the East Bay on Monday morning, including a 4.2 magnitude quake felt across a wide swath of the Bay Area, authorities said.
One person died and two others were injured after a driver took off from a police sergeant and crashed into a parked vehicle in San Leandro late Saturday night, police said.
The planned shutdown of the Valero refinery in Benicia is expected to have a major economic impact on the city, even as environmental advocates welcome the closure.
The West Oakland BART station is closed and major delays are being reported on the transit system Friday due to a fatality at the station, officials said.
A speech therapist providing in-home care to a toddler in San Jose was arrested after allegedly sexually assaulting the child, police said on Tuesday.
The low-altitude flights are happening through Wednesday, and they are being done to measure expected background radiation ahead of the Super Bowl, the National Nuclear Security Administration said.
The Mountain View Police Department is suspending the use of ALPR cameras after the discovery of unauthorized access to data by federal and state agencies, the police chief said on Monday.
The shooting happened around 4:48 p.m. Sunday in the 1500 block of Winchester Boulevard. When police arrived at the scene, they found a 17-year-old boy who had been shot at least once.
A man suspected of setting multiple vehicles on fire in San Jose last month was arrested, police said on Monday.
Four suspects remain at large and two were arrested after an armed robbery at a Petaluma jewelry store on Saturday, police said.
A Bay Area environmental group is pushing for more restrictions and protection at one of the largest shale reefs in North America. As part of its proposal to the state, all fishing would be banned.
Yountville Commons will be located adjacent to City Hall at the site of the old Yountville Elementary School, which closed in 2000 because there weren't enough children in the town to keep it open. It will include about 120 affordable homes inside a large new public park.
The federal government said that unless homeowners downstream consent to it, the removal of the bridge cannot go forward. Meanwhile, residents opposed to the demolition say it's time to stop trying to fight Mother Nature.
Hundreds of demonstrators gathered in Marin County to protest against ICE and Border Patrol agents following the killing of Alex Pretti on Saturday.
Tom Brady is not taking sides in Super Bowl LX between his former team, the Patriots, and the Seahawks.
Maybe the game itself will live up to the hype, because Super Bowl Opening Night was calmer than usual.
The San Francisco 49ers are hiring former Atlanta Falcons head coach Raheem Morris as their new defensive coordinator in hopes of finding a long-term solution to a revolving door at the spot.
Free agent infielder Luis Arraez and the San Francisco Giants have agreed to a $12 million, one-year contract, according to a person with knowledge of the negotiations.
Joel Farabee's short-handed goal at 6:53 of the third period broke a tie and sent the Calgary Flames to a 3-2 victory over the San Jose Sharks.
A speech therapist providing in-home care to a toddler in San Jose was arrested after allegedly sexually assaulting the child, police said on Tuesday.
Two teenagers were arrested as suspects in a triple shooting last week in San Francisco that killed a 15-year-old girl, authorities said Tuesday.
The Democratic members of a U.S. House committee have released the findings of a report examining last month's fatal shootings in Minneapolis by federal immigration officers.
The victim killed in a triple shooting at a San Francisco park on Friday was identified as a 15-year-old girl, her school confirmed on Monday.
The shooting happened around 4:48 p.m. Sunday in the 1500 block of Winchester Boulevard. When police arrived at the scene, they found a 17-year-old boy who had been shot at least once.
A former Google engineer has been convicted on multiple federal charges for stealing the tech giant's trade secrets on artificial intelligence to benefit Chinese companies he secretly worked for, federal prosecutors said.
The rideshare company is getting into the business of providing real-world driving data to autonomous vehicle developers. Here's why.
Waymo announced Thursday that its robotaxi service is now available to and from San Francisco International Airport, ahead of upcoming major events in the Bay Area including the Super Bowl and World Cup.
The Fremont factory will still manufacture Model 3 and Y, but the space where Model S and X are made will instead focus on mass production of Tesla's Gen 3 Optimus robots.
Some TikTok users are raising questions about the app's new terms and conditions after the social media platform's split from its China-based parent.
Health officials in the East Bay said a man has died from consuming toxic wild mushrooms, amid an ongoing spike in mushroom-related poisonings throughout California.
Health officials in Napa County confirmed Wednesday that a child has been diagnosed with measles in the county's first case in nearly 15 years.
Over the years, Dr. Rachel Forer has found plenty of ways to take the sting out of going to the dentist. But no matter how hard she tried, fear had a way of creeping in.
Officials in San Mateo County are the latest in the Bay Area to warn residents to not forage for wild mushrooms, amid a rise in mushroom poisonings that have led to illnesses and even deaths.
The Bay Area's Spare the Air alert has been extended to at least Saturday as a high-pressure system is expected to hang around and impact air quality.
Starting March 1, the SBA will no longer guarantee loans for small businesses owned by foreign nationals, including green card holders.
Hillary Clinton will appear for a deposition on Feb. 26, while former President Bill Clinton will appear on Feb. 27, according to the House Oversight Committee.
The Democratic members of a U.S. House committee have released the findings of a report examining last month's fatal shootings in Minneapolis by federal immigration officers.
The Clintons made a last-ditch effort to avoid a contempt vote.
A slew of notable individuals appear in the latest Justice Department release of Jeffrey Epstein files.
The billionaire and philanthropist MacKenzie Scott donated $45 million to The Trevor Project, a nonprofit focused on suicide prevention and advocacy for LGBTQ young people.
Oasis nightclub announced plans to close six months ago. New Year's Eve was slated for the final performance. A last-minute, multi-million dollar donation turned the final curtain call into an encore performance.
A 16-year FBI employee has filed a lawsuit alleging he was fired last month because he had a Pride flag displayed near his desk.
A group of transgender members of the U.S. Air Force and Space Force forced to leave active duty under the Trump administration's policies say their benefits were revoked in a rare move.
California state Sen. Scott Wiener of San Francisco announced Wednesday that he is running for Nancy Pelosi's congressional seat next year.
NPU Live, the company behind The Midway and Portola Festival, is hosting several concerts and parties in one of the city's unique spaces, Pier 80.
The 2026 Grammy Awards recognized the best of the best in music from last year, with big wins for Kendrick Lamar and Bad Bunny. Here's the full list of winners and nominees.
Complete closure of the performing arts center in Washington, D.C., will start on July 4, Mr. Trump said. It's not yet clear how extensive the changes to the building might be.
Music's biggest night returned Sunday with the 68th annual Grammy Awards. Here is how to watch and stream and what to know.
In 1971, Demond Wilson appeared on an episode of "All in the Family," a role that led him to land a lead part in "Sanford and Son."
Ever since the COVID-19 pandemic, the Oakland Unified School District has seen an alarming spike in the number of unhoused students in the school system who deal with a host of challenges far beyond what most children face.
Meteorologist and CBS News Bay Area's resident pilot Lt. Jessica Burch got a treat during Fleet Week, taking to the skies with one of the Blue Angels.
A Bay Area man discovered his devastating loss left him with a new opportunity to rethink how he lives -- follow his journey in virtual reality, 360-degree video.
A groundbreaking medical study involving the UCSF Medical Center has shown some colorectal cancer patients can safely skip radiation treatment and enjoy a potentially higher quality of life.
Every day, San Francisco bar pilot Captain Zach Kellerman goes through what might just be the world's most dangerous commute.
The NFL's chief security officer said Tuesday that the U.S. Immigration and Customs Enforcement has no planned operations at Super Bowl LX at Levi’s Stadium on Sunday.
Meteorologist Zoe Mintz zooms in on the Central Valley to explain why the central part of the state gets socked in with fog while the Bay Area's air quality suffers.
Meteorologist Zoe Mintz says after mostly clear weather there is a chance of rain by the end of the week, possibly on Super Bowl Sunday.
Amanda Hari reports on Mountain View's discovery of unauthorized access to data by federal and state agencies. Website: http://kpix.com/ YouTube: http://www.youtube.com/CBSSanFrancisco Facebook: https://www.facebook.com/CBSSanFrancisco Instagram: https://www.instagram.com/kpixtv/ Twitter: https://twitter.com/KPIXtv
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In 2025, KPIX is moving to a new community service award: the CBS News Bay Area Icon Award. Submit nominations for an outstanding community hero at kpix.com/icon.
It's the most wonderful time of the year for a South Bay woman who has played Mrs. Claus for more than 40 years for the children of North San Jose's Alviso District.
For residents of the Oakland Hills, the prospect of another wildfire always remains a concern. This week's Jefferson Awards winner has made it his mission to make the hills and other high-risk areas safer.
In East Palo Alto -- where state education numbers show more than nine in ten public school students are low income and more than half are English learners -- many are finding hope and connection at the Boys & Girls Clubs of the Peninsula.
This week's Jefferson Award winner is Army veteran who continues to live a life of service into his 80s, by feeding hundreds of San Francisco families a week.
A Bay Area man who overcame tremendous obstacles to excel in school has made it his mission to gear up other students for success in the classroom and in life.
For Students Rising Above scholar Josh Collins it took moving across the country to realize the value of his Bay Area family.
Samir Hooker had to grow up fast after his stepfather was shot dead 12 years ago. Now he is watching over his mom and sister while attending UC Berkeley.
It's hard enough to graduate from one of the most prestigious schools in the country when you're the first in your family to go to college. Imagine doing that while you're also trying to protect your parents from being deported?
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