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daily prop · Des Moines, IA · Great Lakes & Upper Midwest · settles Fri Oct 23

Des Moines high ≥ 74°F · Fri Oct 23

75¢
american -296 · decimal 1.34
on the tape
The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.
Canonical settlement condition: High ≥ 74°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¢10/0810/1610/20 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
aifs
92¢
wn2
90¢
hres
64¢
icon
60¢
nbm
53¢
eps
38¢

The Ladder

where the whole distribution sits
68–69°F2¢
70–71°F7¢
72–73°F15¢
74–75°F22¢
76–77°F23¢
78–79°F17¢
80–81°F8¢
82–83°F3¢
84–85°F1¢
calibration receipt: lead 3, scored on 14,413 settled station-days, consensus CRPS 1.902 vs climatology 8.854.

Receipts

prop id WP-KDSM-20261023-TMAX-GE74 · opened 2026-10-16T13:28:32+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape