Genesis 7:20 tells us that the floodwaters rose far above the highest ground, reaching fifteen cubits above the mountains and covering them completely. It is a verse about how total and unstoppable the judgment of the flood was, and about the detail God gave to show that no high place offered safety. The narrator, Moses in the traditional view, is describing the deluge to readers of Israel who were learning the story of Noah and the ark.
The waters rose fifteen cubits higher, and the mountains were covered.
Genesis 7:20 (WEB)
What Genesis 7:20 Means
The verse begins with the water rising. The word used is not a sudden splash but a steady climb, the way a tide keeps coming in until nothing on the shore is left dry. The writer wants you to picture the water working its way upward over days, not just reaching a shoreline once.
The phrase “fifteen cubits higher” gives a measurement that is meant to be felt. A cubit was roughly the length from the elbow to the tip of the middle finger, so fifteen of them is many feet of water standing over the peaks. The number is not offered as a survey reading. It tells you the flood went beyond what anyone could climb to escape.
“The mountains were covered” is the closing image, and it is the point of the verse. The highest places in the land, the places people would run to in a flood, were underwater. The verse does not promise anything about God’s kindness here. It describes a judgment so complete that the usual places of refuge had disappeared, and it leaves the reader to see both the severity of the event and the mercy shown to Noah in the ark.
The Context of Genesis 7:20
Genesis is the first book of the Torah, the opening section of the Hebrew Scriptures, and it moves from creation to the story of Abraham’s family. The flood account sits in the early chapters, where the human race has grown corrupt and God resolves to start again through Noah. Scholars and tradition both see the book as shaped for the people of Israel, who needed to understand where human sin had led and how God preserved a line of faithful people through it.
Verses 17 through 23 describe the flood at its height. Just before verse 20, the waters lift the ark and cover the high mountains under the sky, and just after it, every living thing on dry land dies while Noah and those with him survive in the ship. Read in that setting, verse 20 is the climax of the rising water. It explains why the ark was the only place left, and it shows that the survivors owed their lives to God’s rescue rather than to any higher ground.
Key Phrases in Genesis 7:20
Genesis 8:1
God remembered Noah, all the animals, and all the livestock that were with him in the ship; and God made a wind to pass over the earth. The waters subsided.
(WEB)
This verse follows directly from the flood account and shows that God remembered Noah and the creatures in the ark. It connects with verse 20 by showing that the waters that covered the mountains did not have the final word, because God acted to bring them down again.
Psalm 46:2
Therefore we won’t be afraid, though the earth changes, though the mountains are shaken into the heart of the seas…
(WEB)
The psalmist speaks of the earth shaking and the mountains falling into the heart of the sea, yet affirms that God is a refuge in trouble. Read beside Genesis 7:20, it shows how the flood imagery can teach trust in God when the ground under you feels unsteady.
A Short Prayer From Genesis 7:20
Lord, when the waters rise in my life and the high places I once trusted seem to be covered, help me remember that You saw the flood coming and You saw Noah in the ark. Keep me close to You in the storm, and do not let me think that I am forgotten when everything around me is overwhelmed. Give me the courage to wait for Your timing and to trust that You are still faithful when the waters are at their highest. Teach me to rest in Your rescue, and let my heart stay steady because You are with me. Amen.
