daily prop · Detroit, MI · Great Lakes & Upper Midwest · settles Tue Oct 20

Detroit high ≥ 66°F · Tue Oct 20

70¢

american -232 · decimal 1.43

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

— — 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		94¢
wn2		93¢
now		89¢
hrrr		84¢
rrfs		70¢
ndfd		59¢
nbm		59¢
hres		47¢
eps		46¢
icon		30¢

The Ladder

where the whole distribution sits

62–63°F2¢

64–65°F19¢

66–67°F46¢

68–69°F28¢

70–71°F4¢

Receipts

prop id WP-KDTW-20261020-TMAX-GE66 · opened 2026-10-14T02:59:50+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape