Well then it’s a good thing there’s a supercharger in Orlando that will have you back on the road in half an hour.
En-route to Orlando, there’s also one in Marathon, Ft Lauderdale, West Plam beach, Port St. Lucie, and one just south of Yeehaw Junction. Then you can keep going, stopping for power in any of: Ocala, Daytona Beach, St. Augustine, Lake City, Live Oak, Tallahassee, and Defuniak Springs.
And that’s not mentioning taking the western route, when you can recharge in Naples, Cape Coral, Srasota, Largo, and Tampa before hitting Ocala.
Actually you can get from Key West to just about anywhere except the Dakotas purely on superchargers, and that’s not counting all the other EV chargers that Teslas can use.
I think you’d manage to get out of the state using those chargers, and those chargers would not run out of electricity before the storm hit, unlike the gas stations which ran out of fuel.
In fact, here’s evidence: Here’s what you’d do if you had the Model S with the smallest battery: