2025-08-14 00:00:00 RainbowChase is the only app that provides guidance to bring more rainbows into your life. In addition to helping you find rainbows, RainbowChase provides a wealth of weather data. At this time RainbowChase is limited to Hawaii, the West Coast of the U.S., Idaho, Nevada and Utah. We are working to bring RainbowChase to the rest of North America soon.