daily prop · Washington, DC · Northeast & Mid-Atlantic · settles Mon Oct 19

Washington high ≥ 64°F · Mon Oct 19

YES

settled · observed 69

longshot hit whiplash on the tape

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

Canonical settlement condition: High ≥ 64°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 low as 6¢ and still hit; crossed 70¢ in both directions — a genuine whiplash.

Who's Bullish

each model's own price

wn2		96¢
hrrr		96¢
aifs		91¢
hres		75¢
eps		72¢
rrfs		69¢
nbm		68¢
ndfd		56¢
icon		56¢

Receipts

prop id WP-KDCA-20261019-TMAX-GE64 · opened 2026-10-12T07:47:44+00:00 · settled 2026-10-20T13:56:51+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