CAPE CANAVERAL, FL — A Delta IV Medium+ Rocket is on schedule to launch from Space Launch Complex 37 at Cape Canaveral Air Force Station on Thursday January 19, 2012.  The launch window for the WGS-4 mission opens at 7:38 p.m. E.S.T.

The WGS-4 mission is the fourth installment of an enhanced military communications system known as Wideband Global SATCOM.

Although the weather forecast calls for clear skies this Thursday, northwest winds are predicted reach gusts of up to 20 m.p.h. earlier in the day.  Winds are expected to weaken as the day draws closer to the launch window time.