Luke 12:54

And he said also to the people, When ye see a cloud rise out of the west, straightway ye say, There cometh a shower; and so it is.

Cross-reference

Matthew 16:2-4 is a parallel passage where Jesus rebukes failure to interpret spiritual signs from weather signs.

1 Kings 18:44 shows a cloud rising from the sea as a sign of rain, the same image Jesus uses for reading weather signs.