A significant flood threat is forecast for California later this week as a storm with milder air drops heavy rain over higher elevations that have been socked by frequent rounds of heavy snow this winter. Latest forecast details: https://www.accuweather.com/en/winter... » Subscribe now for more videos from AccuWeather: https://bit.ly/2TQgT0O Download the AccuWeather app: » iOS: https://apple.co/3gwaSnL » Android: https://bit.ly/3xpmwGw » AccuWeather is the world’s most accurate source of weather. But don’t just take our word for it. Find out how we make a difference in the lives of more than 1.5 billion people by people who care about the weather. » Check out more weather videos here: https://www.accuweather.com/en/videos Follow AccuWeather here: » Facebook: / accuweather » Twitter: / accuweather