Markets & Finance risk-off · 0–6 months
A what‑if from the future

What if a record hurricane season wipes out catastrophe bonds?

A cat-bond wipeout reprices insurance-linked securities and reinsurance capacity — the trade is wider ILS spreads, higher reinsurer rates (renewal hardening), and pressure on Florida-exposed carriers, NOT grain. The current roots map a hurricane to climate_supply, dragging in wheat/corn crop-stress that does not belong; hurricanes destroy property and ILS capital, not Midwest yields. Closest rhyme: Hurricane Ian (2022) and KCM 2017 (Harvey/Irma/Maria) which triggered ILS losses and a hard reinsurance market — Everest/RenRe re-rated, RYDEX/cat names sold.

10%
our model probability
over 0–6 months
prediction markets — the market's odds
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Anchored to measured history 10% · 90% range 2–18% · 40 dated precedents behind it — a wider range means thinner evidence

Every number ships with its receipt — the odds, the range, the precedents, and a public grade at Reality Check. The statistical machinery that produces it is proprietary.

The butterfly cascade

How this trigger trickles across markets, left → right — the root shock, its first‑order moves, then the ripple effects. Drag any node; tap a market for its real price history.

Resolution timeline — how this probability is moving

Our model's odds (electric blue) over time vs the market's (Polymarket, amber), from the past toward the 0–6 months horizon. Each dot is a real macro event that nudged the probability — green pushed it up, red pushed it down. Tap a dot for the source. Loading the probability audit trail…

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What it would mean

If this plays out, it is a risk-off shock. A record hurricane season triggers total loss on a wave of cat bonds, repricing the entire insurance-linked-securities market. The trigger decomposes into signed root‑shocks — Credit spreads ▲ · Financial conditions ▲ — which propagate through our causal graph to the markets below.

Methodology. Probability and impact are anchored to history and scored against what actually happens — wins and losses, in public, at Reality Check. Market odds live from Polymarket & Kalshi. By Vikas Singh, Quantitative Strategist. Updated 2026-08-13.