In this passage and in Luke 17:26,27, Jesus confirms the historicity of the universal Flood, as well as the record of Noah and the ark. Hebrews 11:7, and 2 Peter 2:5 and 2 Peter 3:6 likewise confirm it.

Source:

KJV Defenders Study Bible, by Dr. Henry Morris, Ph.D.
Publisher: Thomas Nelson
Language: English
DEF 10 ISBN 0-529-10444-x
DEF 10-1 ISBN 0-529-10445-8