daily prop · Billings, MT · Rockies & Intermountain · settles Sun Oct 18

Billings high ≥ 71°F · Sun Oct 18

settled · observed 63

on the tape

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

Canonical settlement condition: High ≥ 71°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

ndfd		53¢
eps		47¢
hres		42¢
nbm		29¢
icon		16¢
wn2		12¢
aifs		4¢

Receipts

prop id WP-KBIL-20261018-TMAX-GE71 · opened 2026-10-12T04:01:57+00:00 · settled 2026-10-19T13:37:43+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