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

St. Louis high ≥ 78°F · Wed Oct 21

27¢
american +265 · decimal 3.65
on the tape
The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.
Canonical settlement condition: High ≥ 78°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
48¢
nbm
44¢
wn2
35¢
icon
30¢
hres
18¢
eps
8¢

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-GE78 · opened 2026-10-14T11:20:54+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape