While small Cumulus do not rain, if you notice Cumulus getting larger and extending higher into the atmosphere, it's a sign that intense rain is on the way. This is common in the summer, with morning ...

Cumulus clouds do not generally rain – you're in for fine weather. 如果你看见天空布满了积云，你可能会注意到它们的底部都是平的，而且都位于同一水平线上。 在这个高度，来自地面的空气已经冷却到露点。 积云一般不会化成雨，它预示着好天气。 2.