daily prop · Phoenix, AZ · West Coast & Southwest · settles Sun Oct 18

Phoenix stays cold-for-here: high ≤ 77°F · Sun Oct 18

settled · observed 84

whiplash on the tape

77°F is the bottom-decile high for this date at this station (1940–present).

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

— — 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 crossed 70¢ in both directions — a genuine whiplash.

Who's Bullish

each model's own price

icon		72¢
eps		18¢
nbm		17¢
hres		10¢
wn2		7¢
aifs		6¢
ndfd		2¢
rrfs		0¢

Receipts

prop id WP-KPHX-20261018-TMAX-LE77 · opened 2026-10-14T10:35:06+00:00 · settled 2026-10-19T13:41:39+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