If you're working in English at this fairly advanced level, we assume you have covered the basic weather expressions (verbs, nouns and adjectives for 'rain' etc.) and are very possibly familiar, from reading or direct experience, with the British weather and its wonderful vagaries.
You may have listened to broadcast forecasts and wondered how some of the idiomatic expressions, shortened sentences etc. make sense. Here is your chance to grapple with some examples of such language, at your own pace!