This incredible video shows a flash flood rushing through the bottom of Pine Creek Canyon in Zion National Park Sunday.
The water eventually merged with the Virgin River.
Park officials said you should not stand this close to a flash flood.
The National Park Service said the flooding can be a real danger and can be life threatening because the water can rise within just seconds.
The National Weather Service rates areas in Southern Utah for their potential of flash floods. Check it out at: http://www.wrh.noaa.gov/forecasts/display_special_product_versions.php?sid=slc&pil=RRA