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daily prop · Des Moines, IA · Great Lakes & Upper Midwest · settles Tue Oct 27

Des Moines high ≥ 61°F · Tue Oct 27

49¢
american +103 · decimal 2.03
on the tape
The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.
Canonical settlement condition: High ≥ 61°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¢10/1210/1610/20 12:24
— — 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
67¢
icon
57¢
eps
54¢
nbm
52¢
wn2
48¢
hres
23¢

The Ladder

where the whole distribution sits
46–47°F1¢
48–49°F2¢
50–51°F3¢
52–53°F5¢
54–55°F8¢
56–57°F11¢
58–59°F13¢
60–61°F14¢
62–63°F13¢
64–65°F11¢
66–67°F8¢
68–69°F5¢
70–71°F3¢
72–73°F1¢
74–75°F1¢
calibration receipt: lead 7, scored on 8,387 settled station-days, consensus CRPS 2.601 vs climatology 8.75.

Receipts

prop id WP-KDSM-20261027-TMAX-GE61 · opened 2026-10-20T10:53:38+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape