I remember it very clearly. I was in high school at the time, and my parents told me as soon as I came home from school. It was a weird sensation of astonishment and fear at the same time, that something that catastrophic could actually happen.
A couple of videos:
Rememberance of Chernobyl
Chernobyl 20 years
Chernobyl
Let us remember those people who died or had family members die from this catastrophy.