Anna Karenina

The old prince and Sergey Ivanovitch got into the trap and drove off; the rest of the party hastened homewards on foot.

But the storm-clouds, turning white and then black, moved down so quickly that they had to quicken their pace to get home before the rain. The foremost clouds, lowering and black as soot-laden smoke, rushed with extraordinary swiftness over the sky. They were still two hundred paces from home and a gust of wind had already blown up, and every second the downpour might be looked for.