Was waiting for the first signs of this:
Trump’s address to the Republican National Convention may not happen as scheduled, two officials familiar with the matter said, as Hurricane Laura threatens the Gulf Coast.
Advisers will decide Thursday morning whether he will speak, after assessing the damage to Texas and Louisiana. Trump is scheduled to address an audience from the South Lawn of the White House. – Washington Post
The GOP has not had any luck with hurricanes losing their first night in 2012, and having their first night (in Minneapolis!) affected in 2008.