The wind was favourable, being fresh, and blowing from the west.

The snow had hardened, and Mudge was very confident of being able to transport Mr.Fogg in a few hours to Omaha.

Thence the trains eastward run frequently to Chicago and New York.

It was not impossible that the lost time might yet be recovered; and such an opportunity was not to be rejected.
Not wishing to expose Aouda to the discomforts of travelling in the open air, Mr.Fogg proposed to leave her with Passepartout at Fort Kearney, the servant taking upon himself to escort her to Europe by a better route and under more favourable conditions.

But Aouda refused to separate from Mr.Fogg, and Passepartout was delighted with her decision; for nothing could induce him to leave his master while Fix was with him.
It would be difficult to guess the detective's thoughts.