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daily prop · Boston, MA · Northeast & Mid-Atlantic · settles Thu Oct 22

Boston high ≥ 57°F · Thu Oct 22

77¢
american -341 · decimal 1.29
on the tape
The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.
Canonical settlement condition: High ≥ 57°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¢10/0710/1610/19 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
wn2
91¢
icon
83¢
hres
80¢
aifs
72¢
nbm
67¢
eps
56¢
ndfd
54¢

The Ladder

where the whole distribution sits
54–55°F2¢
56–57°F5¢
58–59°F13¢
60–61°F21¢
62–63°F24¢
64–65°F19¢
66–67°F10¢
68–69°F4¢
70–71°F1¢
calibration receipt: lead 3, scored on 14,361 settled station-days, consensus CRPS 1.905 vs climatology 8.86.

Receipts

prop id WP-KBOS-20261022-TMAX-GE57 · opened 2026-10-15T11:39:00+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape