INCLEMENT WEATHER POSTPONES IRIDIUM LAUNCH ABOARD BOEING DELTA II ROCKET Vandenberg Air Force Base, Calif., Feb. 16, 1998 -- Tomorrow's launch of five IRIDIUM system satellites aboard a Boeing Delta II has been postponed due to forecasted precipitation, high ground winds and the potential for lightning. The launch has been rescheduled for Wednesday, Feb. 18. The five-second window opens at 5:58:09 a.m. PST. For launch updates, call the Boeing Launch Hot Line (714) 896-4770.