First, there’s a reduction in pollution over the past several decades. A 2019 study from the University of California Berkeley found a strong correlation between tule fog frequency and pollution ...

There’s something utterly magical about watching fog sweep through a valley—it’s like witnessing nature breathe. For weather ...

Tule fog is formed by a combination of high humidity, calm winds and frigid overnight temperatures. Each winter it blankets the Central Valley along I-5 from Redding to Bakersfield in the wake of ...

"Tule fog in the Central Valley continues to expand northward early this Sunday morning," the National Weather Service's San Francisco office tweeted in issuing the Bay Area advisory.

Areas of the North Bay also saw tule fog. A view of the Bay Bridge and San Francisco skyline are seen through dense haze from the hills of Berkeley, Calif., on Monday, Dec.19, 2022.

The central valley can expect tule fog to settle overnight once again, but once it lifts and we arrive in the weekend, we'll expect rain chances to begin. 1 weather alerts 1 closings/delays.

Typically, after Feb. 20, tule fog will fully disappear, said Craig Shoemaker, a weather service meteorologist. Fog driving tips . Driving through a thick fog can be nerve wracking and dangerous.

Tule fog is extremely dense and very difficult for drivers to see through. “Back in the day [early 2000s] this tule fog would hang around for a week and you couldn’t see more than 500 feet in ...

In the fall and winter, California, and especially the Central Valley, sees a dangerous type of fog: tule fog. Skip to content. FOX 5 San Diego & KUSI News.