Helpful reminder that if you are experiencing super-cold temps, it's pretty important that you fill a balloon with water and food coloring and leave it outdoors overnight. pic.twitter.com/6tLfmG0sOL
— Eileen Webb (@webmeadow) January 30, 2019
Fun with polar vortex!
Over night? This would have taken ten minutes in Minnesota yesterday provided the balloon didn’t shatter.