COLLOCATION

what's the weather like? good/bad weather

the weather forecast (=a description of what 

the weather is expected to be like in the near future)

weather map weather conditions weather patterns (=what the weather is usually like in a particular area )

weather permitting (=if the weather is good enough)

weather centre British English /weather bureau American English (=a place where information about the weather is collected and where reports are produced)

weather station (=a place or building used for studying and recording weather conditions)