Foreshadowing
Hinting at what will come later.
Clues
Anticipation
storm clouds
mean looks
Lesson
http://www.kimskorner4teachertalk.com/readingliterature/literary_elements_devices/foreshadowing.htm
Examples
http://www.foreshadowingexamples.com/for/kids-foreshadowing/
https://www.youtube.com/watch?v=yofeMUMquEw