daily prop · Boston, MA · Northeast & Mid-Atlantic · settles Wed Sep 23

Boston high ≥ 59°F · Wed Sep 23

YES

settled · observed 64

golden 15d out on the tape

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

Canonical settlement condition: High ≥ 59°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.

Verdict

This prop went golden 15.2 days before settlement.

Who's Bullish

each model's own price

wn2		99¢
aifs		95¢
nbm		94¢
icon		87¢
hres		76¢
eps		71¢
ndfd		55¢

Receipts

prop id WP-KBOS-20260923-TMAX-GE59 · opened 2026-09-18T03:02:31+00:00 · settled 2026-09-24T13:29:38+00:00 against ACIS official NWS daily record · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape