Looking on the internet deeply has found these results:

When is the dawn tomorrow? is the most popular phrase on the web.

When will it be dawn? 12,150 results on the web	When is the dawn tomorrow? 124,400,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	What we're celebrating today is the dawn of a new era. Execution is set for dawn tomorrow. This is the dawn of new leadership in Iraq, and let the world take note, change is coming to the Middle East at last. Thus is the dawn lovely while yet wreathed in clouds. So this is the dawn of the new age of kites. There's nothing leaving until dawn tomorrow. Remember, this is not just the end of a long war, but it is the dawn of a new age. So it is the dawn of a new Dyngus.

When will it be dawn?

12,150 results on the web

When is the dawn tomorrow?

124,400,000 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

What we're celebrating today is the dawn of a new era.
Execution is set for dawn tomorrow.
This is the dawn of new leadership in Iraq, and let the world take note, change is coming to the Middle East at last.
Thus is the dawn lovely while yet wreathed in clouds.
So this is the dawn of the new age of kites.
There's nothing leaving until dawn tomorrow.
Remember, this is not just the end of a long war, but it is the dawn of a new age.
So it is the dawn of a new Dyngus.