I'm no tax expert but the reason you want the 8915-"x" is to avoid the early withdrawal penalties one would normally pay for an early withdrawal. I have no idea what the other implications would be, but I think they wouldn't be good.
The sad reality is this form has been coming out for at least 4 to 6 years (assuming A-F). Now obviously different areas are covered by different natural disasters and sadly they keep happening, but it's not like this is a whole new thing.
Plus, I'm sure they are probably using Agile methods so they should have an idea when it's going to get done and have the flexibility to get it done being the time of year it is.
Heck, they had enough money to buy commercial time at the Super Bowl...
