Hurricane Dennis — Navarre Beach FL, July 2005

Total Insured Loss

$1.45B

Wind + Surge — 593,593 buildings modeled

🌪 Wind Loss

$1.43B

391,650 buildings affected · peak 124 mph

BM: $1.80B (-20.6%) — Swiss Re Sigma 2005: Dennis US insured ~

🌊 Surge Loss

$19.8M

1,074 buildings inundated · peak WSE 9.0 ft

BM: $150.0M (-86.8%) — insured fraction pending

Storm Summary

CategoryCat 3

Max wind105 kt

Min pressure946 mb

Peak model wind124 mph

Surge WSE peak9.0 ft

Peak depth at FFE5.9 ft

VE zone buildings2,602

VE open / enclosed1,693 / 909

View Mode

Wind

Surge

Combined

Legend

None (<1%)

Minor (1–10%)

Moderate (10–30%)

Severe (30–70%)

Destruction (>70%)

Layers

Storm Track Buildings

Pipeline Stages

S1 — Track

HURDAT2 AL092022 — 39 pts

S2 — Holland B Wind Field

593,593 FL buildings

S2s — Surge Field

Irish et al. parametric WSE · FM 9.0 ft ({peak_wse-14.1:+.1f} ft vs 14.1 ft obs)

S3 — HAZUS Wind Fragility

By construction class

S3s — HAZUS Surge Curves

VE open/enclosed + AE · enclosure_class from SI

S4 — Loss Aggregation

Wind $1.43B · Surge $19.8M

S5 — Viewer Deploy

PMTiles · Cloudflare Pages

Wind: Holland B parametric field. Surge: Irish et al. (2008) parametric WSE. Peak 1×Rmax right of track. HAZUS Ch. 7 depth-damage curves by enclosure class (Phase 6 SI). Combined = max(wind DR, surge DR).

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Hurricane Dennis — Navarre Beach FL, July 2005 — Wind & Surge Damage