Tule fog (/ ˈ t uː l iː /) is a thick ground fog that settles in the San Joaquin Valley and Sacramento Valley areas of California's Central Valley. Tule fog forms from late fall through early spring …

Jan 11, 2020 · Opaque tule fog, a staple of winter in California’s Sacramento and San Joaquin valleys, is the bane of motorists because it can reduce visibility to zero and cause massive …

Feb 24, 2022 · This fog isn’t the type that rolls in from the ocean, or wraps curling tendrils around hillsides. Tule fog is not the mist in a horror movie, parting to reveal a monster.

Apr 10, 2019 · The Central Valley’s heavy wintertime tule fog – known for snarling traffic and closing schools — has been on the decline over the past 30 years, and falling levels of air …

Nov 6, 2022 · According to KGET chief weather forecaster Kevin Charette, tule fog forms when ground moisture, usually after a heavy rain, is present and the air begins to cool, saturating the …

Dec 3, 2024 · Tule fog is our local name for radiation fog – one of several categories of fog. Radiation fog forms when air near the ground cools overnight. The temperature keeps falling …

Jun 12, 2014 · Named after the tule grass wetlands (tulles) found in the area, the Tule Fog is a radiation fog caused by the combination of a high relative humidity (typically after a heavy …

Apr 12, 2019 · For those who haven't heard of the term before, thick fog called "Tule Fog" traditionally forms in the Southern Central Valley of California, but it's become less common in …

Jan 16, 2024 · Tule fog is a type of radiation fog and is named after the tule grass that grows along waterways, such as the California Delta and the many rivers across the Central Valley …

May 22, 2014 · For California's highway managers, research showing a decline in the Central Valley's unique tule fog is no surprise. The thick ground fog, an iconic weather feature that …