When was the Stampede?

[Lauren]

I see your point too.. I always imagined it to be the next day, but one night is a rather short time to plan such an elaborate scheme, even for Scar..

I agree. Of course, Scar was right into his moment of triumph. I always though of his plans taking right into action the next day. A few days later could've been too long for the climax to happen in the movie.

[Misiziri]

One week later I'd say.

[SweetNala]

I've always thought it was about a week later. Mufasa probably wouldn't let Simba go off on his own again if it had been a day ago since he had the incident with the hyenas