The worst conditions are expected in San Jose and much of the Alameda and Contra Costa counties through Wednesday, according to the agency. Walnut Creek, CA Air Quality & Pollen | Weather Wallace explained the best way to tell if the smoke is affecting air quality is by taking the smell test. A ninth grade boy was arrested after stabbing a female student at Northgate High School in Walnut Creek, police said. Since temperatures of 84 degrees or warmer are generally required for a reaction and hotter temperatures accelerate its formation, environmental scientists expect climate change to pose challenges for maintaining low ozone levels in the future. In the last 50 years, summer temperatures in Northern California have increased by 2.5 degrees.2. The citys good status, however, oversimplifies the day-to-day situation by smoothing over short-term pollution events. Currently the air quality index for Walnut Creek is unhealthy at 196. It has to be at 100 before they decide they're not going to play. The warning comes as dry thunderstorms are expected to strike Sunday, with little rain in the forecast. This is my home away from home. Prices will range from reasonable to very reasonable. The American Lung Association (ALA) 2019 State of the Air report card rated Walnut Creek and greater Contra Costa County a D for ozone pollution. "(Just) another form of 2020!" Shelley Stone's Famous West Dublin Neighborhood Yard Sale, Colors Of Spring Art Sale & Show 2023: Concord, Historical Society's Annual Spring Tea 2023: Galindo House & Gardens, Concord, Bay Area SpringFest 2023: Todos Santos Plaza, Concord. Aerial footage showed the line of firefighters as they made their way up to the fire zone. Cool 28. The rating comes from the citys average 2.7 unhealthy ozone days it experiences annually, a tally close to the 3.2 unhealthy ozone day threshold. Smoke is blowing in to our area from a large fire earlier today in San Francisco. ( KRON) There was a stabbing at Northgate High School in Walnut Creek and one student is in custody, the Mt. Check the Took a break from the news this weekend? [2] Ray S, Miller B, and Jones J. (AP Photo/Jeff Chiu), SAN MATEO COUNTY, CA - AUGUST 21: Smoke rises from the CZU August Lightning Complex fire burning behind Davenport, Calif., in a view from Pigeon Point, Friday morning, Aug., 21, 2020. With over 500 wildfires burning throughout the state of California the skies in the Bay Area remain blanketed with smoke. WALNUT CREEK Walnut Creek Foods has announced the launch of their updated logo. Get browser notifications for breaking news, live events, and exclusive reporting. There was a Walnut Creek Flea Market on the other side of Sugarcreek that burned down in 2000. Follow the health recommendations for current conditions. Use air purifiers or high-efficiency HVAC filters to remove fine particles from the air. 15 fire trucks are on scene as a warehouse is engulfed by flames in Slacks Creek, Logan. (Ray Chavez/Bay Area News Group), SAN FRANCISCO, CA - AUGUST 23: Smoke obscures the San Francisco skyline as a sailboat sails in the waters of the bay in San Francisco, Calif., on Sunday, Aug. 23, 2020. AirNow.gov Guess What Day It Is This material may not be published, broadcast, rewritten or redistributed, First published on August 6, 2021 / 11:00 PM.