Forecasters from the Cape Canaveral Air Force Station 45th Weather Squadron have issued an updated prediction for today’s launch of an Orbital ATK Cygnus cargo spacecraft at 5:33:11 p.m. EST aboard a United Launch Alliance Atlas V rocket. There are no significant changes from the forecast released Thursday evening. There remains a 30 percent chance of favorable weather today, 30 percent Saturday and 40 percent chance on Sunday.
A launch in the first 7 ½ minutes of today’s 30-minute launch window will result in a rendezvous at the International Space Station and grapple and berthing of Cygnus on Monday, Dec. 7. A launch in the remainder of the window will result in a rendezvous with the station on Tuesday, Dec. 8
Our continuous countdown coverage here and on NASA Television will begin at 4:30 p.m. You can use the link here on the blog to watch or stream directly at https://www.nasa.gov/nasatv.