LITTLETON, Colo. (CBS4) – Three teens had to be rescued when they got into a jam while rock climbing.

It happened Tuesday night near C-470 and Highway 285.

READ MORE: Englewood Police: Officer-Involved Shooting Takes Place Outside Apartment Complex

(credit: CBS)

The teens climbed up easily, but then the heavy rain made the rocks too slick to get down.

READ MORE: Stimulus Check Latest: Is A Fourth Relief Payment Coming?

It’s estimated that that storm dumped over 400 million gallons of water in the Highlands Ranch area that night.

MORE NEWS: Change To Level Clear Is 'Exciting For Everybody' At Denver Museum Of Nature And Science

(credit: CBS)

West Metro firefighters are remind everyone that weather can change quickly, and it’s always best to be prepared.