Rainbow spotting on a day of scattered showers in the SF Bay Area By Loni Stark - 02.06.2010 Rainbow appeared after a few minutes of intense rain. Rainbow appeared after a few minutes of intense rain. Just caught this photo of the rainbow that appeared in the preserve behind our home in San Jose. Pretty incredible. Follow Stark Insider on Twitter and Facebook. Join our 9,000 subscribers who read SI on tablets and smartphones on Google Newsstand. Prefer video? Subscribe to Stark Insider on YouTube, the largest arts & travel channel in San Francisco.