Bring those together, though, and you can usually predict a storm.

He blocks the sun and the sky has the washed out pale milky blue colour typical of cirrostratus, perhaps predicting a storm ahead.

Although meteorologists predicted the storm to intensify into a major hurricane, this did not occur.

Despite this uncertainty, the official forecasts were highly accurate in predicting the storm's track.

The next day, the agency finally revised its forecast and predicted the storm to enter the sea.