Yes, well, I'm hoping to see some lightning tonight. Although, the weatherman says there's not gonna be any rain.

6 seconds sound clip from the Back to the Future Part II movie soundboard.

You can hear this line at 01:14:14.208 in the Blu-ray version of the movie.

Quote context

[...]

- Be a pal and hand me a five-eighths inch wrench out of that toolbox.

- Five-eighths? Don't you mean three-quarters?

- Why, you're right.

- I presume you're conducting some sort of weather experiment.

- That's right. How did you know that?

- Oh, I happen to have had a little experience in this area.

- Yes, well, I'm hoping to see some lightning tonight. Although, the weatherman says there's not gonna be any rain.

- There's going to be plenty of rain, all right. Wind, thunder, lightning. It's gonna be one hell of a storm.

- Well, thanks. Nice talking to you. Maybe we'll bump into each other some time again in the future.

- Or in the past.

(1946 Ford Tires Screeching)

- Doc, Doc! Come in!

[...]