There is no wind and the water is as smooth as glass.

没有风，水面像玻璃一样光滑。

youdao

There was no wind and everything was quiet.

没有风，一切都是静悄悄的。

《新英汉大辞典》

Out at sea it was calm. No wind came up.

在远处的海面上，却一片宁静，连风也没有。

youdao

"And there is no way to know if the current or the wind or the waves or what is going to affect it.

VOA: standard.2010.07.05

And such areas of high pressure are, almost by definition, accompanied by no wind.

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Meanwhile, many areas with abundant wind power resources in one season have almost no wind resources in others.

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When it's not storming in the ITCZ, the weather can be completely calm, with little to no wind.

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