daily prop · Boston, MA · Northeast & Mid-Atlantic · settles Mon Oct 19

Boston high ≥ 55°F · Mon Oct 19

89¢

american -833 · decimal 1.12

on the tape

The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.

Canonical settlement condition: High ≥ 55°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

wn2		100¢
aifs		95¢
icon		84¢
nbm		78¢
rrfs		77¢
hres		58¢
eps		57¢
ndfd		56¢

The Ladder

where the whole distribution sits

52–53°F6¢

54–55°F30¢

56–57°F43¢

58–59°F18¢

60–61°F2¢

Receipts

prop id WP-KBOS-20261019-TMAX-GE55 · opened 2026-10-17T04:40:44+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape