You are correct, the Form that you will need to defer taxes due to a 2017 Disaster is Form 8915, Qualified Hurricane Retirement Plan Distributions and Repayments.
Form 8915 is estimated to be available to Efile and Print on March 22, 2018. The form will continue to have the "DO NOT FILE" Stamp until the IRS has finalized the form.
You can click here for TurboTax Form Availability Dates.