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daily prop · Minneapolis, MN · Great Lakes & Upper Midwest · settles Fri Sep 18

Minneapolis high ≥ 77°F · Fri Sep 18

32¢
american +215 · decimal 3.15
on the tape
The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.
Canonical settlement condition: High ≥ 77°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¢09/0309/1209/18 18:00
— — 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
53¢
wn2
48¢
nbm
45¢
hres
35¢
eps
31¢
aifs
19¢
icon
14¢

The Ladder

where the whole distribution sits
60–61°F1¢
62–63°F5¢
64–65°F15¢
66–67°F26¢
68–69°F27¢
70–71°F17¢
72–73°F7¢
74–75°F2¢
calibration receipt: lead 1, scored on 12,845 settled station-days, consensus CRPS 1.557 vs climatology 9.258.

Receipts

prop id WP-KMSP-20260918-TMAX-GE77 · opened 2026-09-12T15:20:11+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape