WEATHER PROPSBOARDMATCHUPSMODELSSTATIONSREPLAYTHE LEAGUE
daily prop · Chicago, IL · Great Lakes & Upper Midwest · settles Mon Oct 19

Chicago high ≥ 68°F · Mon Oct 19

40¢
american +149 · decimal 2.49
on the tape
The line is the official NWS forecast at open. Settles on the ACIS official NWS daily record.
Canonical settlement condition: High ≥ 68°F. The original listing above is retained as published. Open the model matchup dashboard →

The Tape

what the models knew, when
0¢25¢50¢75¢100¢10/0410/1510/19 06:47
— — 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
wn2
78¢
aifs
74¢
hrrr
65¢
ndfd
59¢
rrfs
44¢
nbm
33¢
eps
32¢
hres
18¢
icon
14¢

The Ladder

where the whole distribution sits
62–63°F1¢
64–65°F18¢
66–67°F52¢
68–69°F26¢
70–71°F2¢

Receipts

prop id WP-KORD-20261019-TMAX-GE68 · opened 2026-10-13T04:15:53+00:00 · minted to the append-only hash-chained tape at open; the settle writes next to the mint · inspect the tape