"I just heard another message about unidentified aircraft heading southwest."
When they reached the open sea, heading southwest, their motion was eased.
We're headed southwest, have picked up a tail wind, and we feel better because of it.
"I would say that we are heading southwest from London."
I want you to head southwest and see what you find.
Soon they were high in the warm air and rapidly heading southwest.
The helicopter lifted off just after four and headed southwest.
"Pull your squads back from the ridge and get ready to head southwest."
But in a moment it was out, headed southwest as it had been from the first.
The road makes a turn to the south before heading southwest again and passes residences.