It will be mostly sunny during the day. Before noon there will still be more clouds over the eastern regions, and in the afternoon cumulus clouds will develop over the mountainous regions, but the ...

"Stubborn cumulus clouds and persistent winds make liftoff not possible within the available window," read a liveblog update from operator United Launch Alliance (ULA), a joint venture between ...

ULA's Atlas V launch attempt for Amazon's Project Kuiper satellites was scrubbed due to persistent cumulus clouds and strong winds. ULA is working with Space Force officials to schedule a second ...

Launch controllers worked through some technical glitches, but were primarily concerned thick cumulus clouds and rain within 10 miles of the pad, which violated launch weather rules, ULA officials ...

“The stubborn cumulus clouds and persistent winds make liftoff not possible within the available window,” ULA’s stream read. A new target time for the launch has not yet been release ...

The time was continually pushed because cumulus clouds were violating the eastern portion of the 10-mile ring around the launch site. Also, winds remain elevated above the safe liftoff limit.

Update 8:37 p.m.: As tonight's unexpired launch window continues ticking away, ULA officials provided insight as to why cumulus clouds pose a threat to ascending rockets. "The cumulus cloud rule ...