https://www.mercurynews.com/2020/01/28/bay-area-weather-light-rain-heavy-fog-this-week/ > A gentle storm system began traveling through the Bay Area early Tuesday morning, bringing light rain and the promise of thick fog mid-week. > The North Bay saw the first drizzles overnight Tuesday — amounting to about .1 inch of rain along the coast — and will bear the brunt of precipitation throughout the morning, according to the National Weather Service.