daily prop · St. Louis, MO · Plains & South Central · settles Sun Oct 18

St. Louis high ≥ 66°F · Sun Oct 18

YES

settled · observed 66

longshot hit whiplash on the tape

The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.

Canonical settlement condition: High ≥ 66°F. The original listing above is retained as published. Open the model matchup dashboard →

The Tape

what the models knew, when

— — reconstructed from archived model runs (deterministic values + a lead-dependent Gaussian error model, labeled, never on the tape) · — live prices from the running consensus engine.

Verdict

This prop traded as low as 0¢ and still hit; crossed 70¢ in both directions — a genuine whiplash.

Who's Bullish

each model's own price

eps		57¢
ndfd		56¢
aifs		48¢
nbm		41¢
hrrr		33¢
wn2		33¢
hres		23¢
rrfs		18¢
icon		9¢

Receipts

prop id WP-KSTL-20261018-TMAX-GE66 · opened 2026-10-11T07:32:17+00:00 · settled 2026-10-19T13:42:36+00:00 against ACIS official NWS daily record · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape