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daily prop · Des Moines, IA · Great Lakes & Upper Midwest · settles Wed Oct 21

Des Moines high ≥ 75°F · Wed Oct 21

31¢
american +224 · decimal 3.24
on the tape
The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.
Canonical settlement condition: High ≥ 75°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¢10/0610/1610/20 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
54¢
wn2
40¢
nbm
33¢
hres
30¢
icon
26¢
eps
14¢

The Ladder

where the whole distribution sits
66–67°F1¢
68–69°F5¢
70–71°F16¢
72–73°F29¢
74–75°F29¢
76–77°F16¢
78–79°F5¢
80–81°F1¢
calibration receipt: lead 1, scored on 14,511 settled station-days, consensus CRPS 1.514 vs climatology 8.854.

Receipts

prop id WP-KDSM-20261021-TMAX-GE75 · opened 2026-10-14T10:33:21+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape