The most beautiful and well known of all the water drop effects. If the forecast is sunshine and showers then it is always worth checking the sky regularly. Usually only part of a bow is seen, along with the secondary when conditions are right, but there are other features to look out for.

Primary rainbows Secondary rainbows Supernumerary bows
High and low rainbows Rainbows far and near Rainbow polarisation
Morning rainbows Afternoon rainbows Evening rainbows
Rainbows and shadows Miscellaneous rainbows

Other Bows Topics