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daily prop · Detroit, MI · Great Lakes & Upper Midwest · settles Wed Oct 21

Detroit high ≥ 66°F · Wed Oct 21

63¢
american -167 · decimal 1.6
on the tape
The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.
Canonical settlement condition: High ≥ 66°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¢10/0610/1810/20 13:10
— — 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
wn2
86¢
aifs
83¢
rrfs
64¢
nbm
59¢
ndfd
56¢
eps
51¢
hres
47¢
icon
31¢

The Ladder

where the whole distribution sits
60–61°F2¢
62–63°F10¢
64–65°F24¢
66–67°F31¢
68–69°F22¢
70–71°F8¢
72–73°F2¢
calibration receipt: lead 1, scored on 14,511 settled station-days, consensus CRPS 1.514 vs climatology 8.854.

Receipts

prop id WP-KDTW-20261021-TMAX-GE66 · opened 2026-10-15T15:34:12+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape