Hurricane Hermine

The storm

Hermine spent most of its life underachieving. The system crossed the Caribbean and Gulf for days as a poorly organized depression before finally intensifying on September 1, 2016, in the warm eastern Gulf. It reached hurricane strength that evening — the first hurricane to threaten a Florida landfall since Wilma in October 2005.

Landfall came about 1:30 a.m. EDT on September 2 near St. Marks, at the eastern end of Apalachee Bay: Category 1, 80 mph, 981 mb. The 11-year Florida hurricane drought — the longest on record for any state — was over.

The footprint was classic Big Bend. Surge of roughly 6 feet at Cedar Key and along the coastal bends from Keaton Beach to St. Marks; hurricane-force gusts through Tallahassee; and, well before landfall, feeder bands that dropped more than 10 inches of rain on Pasco and Hernando counties, flooding hundreds of homes along the Anclote River. Hermine then crossed Georgia and the Carolinas and lingered offshore of the Mid-Atlantic for nearly a week as a post-tropical storm. Three deaths and roughly $550 million in damage were attributed to the storm.

The damage

Tallahassee took the most visible hit of any city. The capital sits 25 miles inland, but Hermine's core passed directly over it in the dark, and the city's dense tree canopy became the story: oaks and pines onto roofs, cars, and power lines. Roughly 80% of city utility customers lost power, and restoration stretched a week — the city's worst storm outage since Kate in 1985.

On the coast, surge damaged or inundated low-lying homes at Cedar Key, Keaton Beach, Dekle Beach, and St. Marks — the same communities Idalia, Debby, and Helene would hit far harder in 2023-24. In Pasco County, the freshwater flooding along the Anclote was a flood-insurance event: rising water, days of standing water, mostly outside the wind claim entirely.

The insurance aftermath

Hermine was a moderate loss with an outsized paper trail, because it was Florida's first hurricane claims test in over a decade.

The numbers: catastrophe modeler RMS put insured losses below $400 million; Karen Clark & Co. estimated close to $500 million and more than 50,000 claims, against roughly $1 billion in total economic damage. FLOIR's own data call — activated by emergency order OIR-16-07M in October 2016 — tallied about $139 million in reported insured losses by March 2017. The gap between modeled and reported losses reflects what modelers flagged at the time: roughly 30% of the event loss was coastal flooding, and most of it had no policy response because surge is excluded from homeowners forms.

The claim-level patterns previewed the decade that followed. Hurricane deductibles — percentage-based, typically 2-5% of dwelling limit — were triggered statewide because Hermine was a named hurricane, so tens of thousands of modest wind claims closed below deductible. Policyholders in Pasco's river flooding learned the flood exclusion the hard way; NFIP take-up inland was thin. And Hermine's claims cycle fed Florida's then-accelerating assignment-of-benefits (AOB) wave: water-remediation and roofing contractors soliciting signed-over claims, a practice the legislature would not rein in until 2019-2022.

For the Big Bend, Hermine also set a marker. The region's low insurance penetration and older housing stock produced a small insured loss relative to visible damage — the same mismatch that Idalia would expose at triple the scale seven years later.

What policyholders learned

• A "small" hurricane still triggers the big deductible. Named-hurricane percentage deductibles applied statewide; owners who documented all damage — not just the obvious tree strike — were likelier to clear the threshold.
• Coastal flood vs. wind decided Big Bend outcomes. Roughly a third of Hermine's loss was surge and coastal flooding, excluded from homeowners policies. Flood policies, not wind arguments, were what paid at Cedar Key and St. Marks.
• Tree claims have two parts. Removal is capped by sublimit (often $500-$1,000); damage to the structure the tree hit is covered at full repair cost. Tallahassee owners who separated the two in their claims recovered more.
• Inland river flooding is a flood claim, full stop. Pasco's Anclote River losses fell entirely on NFIP policies and FEMA assistance where owners were uninsured.
• Sign nothing at the door. Hermine-era AOB solicitation stripped many owners of control of their own claims — a pattern regulators spent the next six years unwinding.