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daily prop · St. Louis, MO · Plains & South Central · settles Wed Oct 21

St. Louis high ≥ 80°F · Wed Oct 21

12¢
american +729 · decimal 8.29
on the tape
The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.
Canonical settlement condition: High ≥ 80°F. The original listing above is retained as published. Open the model matchup dashboard →

The Tape

what the models knew, when
0¢25¢50¢75¢100¢10/0610/1510/20 06:00
— — 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.

Who's Bullish

each model's own price
ndfd
54¢
aifs
33¢
icon
25¢
nbm
23¢
wn2
16¢
hres
6¢
eps
1¢

The Ladder

where the whole distribution sits
68–69°F3¢
70–71°F11¢
72–73°F25¢
74–75°F31¢
76–77°F21¢
78–79°F8¢
80–81°F2¢
calibration receipt: lead 1, scored on 14,511 settled station-days, consensus CRPS 1.514 vs climatology 8.854.

Receipts

prop id WP-KSTL-20261021-TMAX-GE80 · opened 2026-10-15T04:02:18+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape