Hurricane season prep gets most of the attention, but the days right after a storm passes matter just as much for a car's finish, and almost nobody thinks about it until it's too late.
Most of what gets written about hurricane season and cars focuses on getting ready for a storm. Move it into the garage, cover it, check the tie-downs, maybe tape the windows if you're the cautious type. All of that is reasonable. What gets far less attention is what happens to a car's finish in the days right after a storm passes through, and that window matters just as much as the prep. South Florida sits under some version of hurricane season from June through November, and even a storm that never makes landfall nearby can push wind-driven salt spray, debris, and heavy rain across the whole peninsula. If your car spent any time outside during or after a storm, there are a few things worth doing before you just towel it off and move on. The First Day or Two Matters More Than You'd Think Rainwater itself is not especially harsh on paint. The problem is everything the storm picked up on the way down and the way across the ground. Wind-blown salt spray from the coast, runoff from streets and lawns, pollen, ash from distant brush fires, and whatever was sitting on your driveway all end up suspended in that water or sitting on the surface once it evaporates. Left on the paint under a hot sun for a few days, especially with the intense UV that follows a storm once the clouds clear, that residue can bond to the clear coat and become much harder to remove than it would have been on day one. The honest advice here is simple: wash the car within a day or two if you can, rather than waiting for a calm weekend. You don't need a full detail. A straightforward rinse and wash gets ahead of the problem before it has time to etch or stain. Rinse the Undercarriage, Not Just the Paint If the car sat in standing water at any point, even a few inches in a low spot in a driveway or parking lot, that water is rarely clean. It often carries fertilizer runoff, fuel residue from the road, mud, and whatever else collects in a flooded area. That mix is more corrosive than plain rain, and it tends to settle in wheel wells, brake components, and the underside of the car where you can't see it. A thorough rinse of the wheel wells and undercarriage, not just a quick spray of the body, is the part people skip. It takes a few extra minutes and it's the part that actually protects the metal, hardware, and brake components underneath the car from the kind of corrosion that shows up months later as rust streaks or seized hardware. Tree Debris Is Not Just an Eyesore Storms strip trees of leaves, seed pods, and sap, and all of it tends to land on whatever is parked underneath or nearby. Oak leaves and ficus debris in particular release tannins that can stain paint if they sit wet for several days, the same way a leaf leaves a mark on a concrete patio. Sap and pollen residue can also bake into a hard film once the sun comes back out. If you can, clear loose debris off the car by hand or with a light rinse before it has a chance to dry in place. Don't wipe dry leaves or seed pods off with a dry towel. They carry grit that will scratch the clear coat on the way across the panel. Rinse first, then wipe. What a Power Outage Does to the Inside of the Car If the power went out