Genesis 8:5

And the waters abated continually until the tenth month: in the tenth month, on the first of the month, the tops of the mountains were seen.

Genesis 7:11

In the six hundredth year of Noah's life, in the second month, on the seventeenth day of the month, on that same day all the fountains of the great deep were broken up, and the windows of heaven were opened.

Treasury of Scripture Knowledge

Summary

And the waters decreased continually until the tenth month: in the tenth month, on the first day of the month, were the tops of the mountains seen.

Decreased continually

Bible References

Decreased continually

Genesis 7:11
In the six hundredth year of Noah's life, in the second month, on the seventeenth day of the month, on that same day all the fountains of the great deep were broken up, and the windows of heaven were opened.