This is the 1080th most frequent Russian word.
предупредил
Warned.
Here, 'предупредил' is used to denote warning someone about a possible danger or event, in this case, a storm.
Он предупредил нас о грядущем шторме.
He warned us about the upcoming storm.
In this sentence, 'предупредил' means to caution or advise against a specific behavior or action.
Мама предупредила его не опаздывать на ужин.
Mom cautioned him not to be late for dinner.
Here, 'предупредил' conveys informing others about something with a tone of advice or caution.