Everything continues to progress towards the ULA Delta IV Heavy launch carrying the NROL-71 mission for the National Reconnaissance Office. The mission is set to lift off on a Delta IV Heavy rocket on Tuesday, Dec. 18 from Space Launch Complex-6 at Vandenberg Air Force Base in California.
The forecast remains a 20 percent chance of favorable weather conditions for launch. The launch time is 5:57 p.m. PST.
Launch Forecast Summary:
Overall probability of violating weather constraints: 80%
Primary concerns: Ground Winds
Overall probability of violating weather constraints for 24 hour delay: 20%
Primary concern: Ground Winds
Live broadcast coverage of launch will begin at 5:37 p.m. PST on Dec. 18.
Live launch updates and webcast available at: www.ulalaunch.com
Julie Arnold, ULA Communications photo