and then froze over.

The temperature at that time was -23ｰ Fahr.
The most severe blizzard we had experienced in the Weddell Sea swept down upon the 'Endurance' on the evening of the 13th, and by breakfast- time on the following morning the kennels to the windward, or southern side of the ship were buried under 5 ft.

of drift.

I gave orders that no man should venture beyond the kennels.

The ship was invisible at a distance of fifty yards, and it was impossible to preserve one's sense of direction in the raging wind and suffocating drift.