weather forecaster
noun [ C ] uk/ˈweð.ə ˌfɔː.kɑː.stər/ us/ˈweð.ɚ ˌfɔːr.kæs.tɚ/
天气预报员；气象研究员
someone who scientifically studies weather conditions and says what the weather is likely to be in the future
天气预报播音员（或主持人）
a weatherman or weathergirl informal old-fashioned