Which apocolypse movie is this?

A teenage boy and girl who are in love, run up to hgher ground to escape the devastation of the world ending..Tey are carrying a baby and they escape up the movie on a moped (they had the baby from their parents who couldn't make it because of the traffic) this is the conclusion scene by the way. The film is from the 1990s i think a...Thers another scene where a women forgives her father in front of mive tidal wave if that helps