daily prop · San Francisco, CA · West Coast & Southwest · settles Sun Oct 18

San Francisco stays cold-for-here: high ≤ 63°F · Sun Oct 18

settled · observed 65

whiplash on the tape

63°F is the bottom-decile high for this date at this station (1940–present).

Canonical settlement condition: High ≤ 63°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 traded as high as 83¢ and busted; crossed 70¢ in both directions — a genuine whiplash.

Who's Bullish

each model's own price

rrfs		53¢
aifs		30¢
wn2		25¢
hres		23¢
icon		7¢
nbm		2¢
ndfd		2¢
eps		0¢

Receipts

prop id WP-KSFO-20261018-TMAX-LE63 · opened 2026-10-14T10:34:44+00:00 · settled 2026-10-19T13:42:23+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