Los Angeles, CAHigh ≥ 91°F
Who takes which side?
Probabilities derived from each source’s mean and spread. Forecasts may have different initialization times.
Head-to-head preview
ILLUSTRATIVE · NOT EXECUTED100 contracts at the midpoint of these model probabilities. Each contract pays 1u to the winning side.
AIFS +60.45u · EPS −60.45u
These are current forecast comparisons, not locked entries. No credits have been committed. Read the proposed policy →
Probability history
Recorded source probabilities; timestamps mark snapshots. Repeated values may come from the same model run.
Forecasts & evidence
| MODEL | YES | MEAN | SPREAD σ | INITIALIZATION UTC | BRIER ↓ |
|---|---|---|---|---|---|
| AIFS Single | 68% | 92.3°F | 4.0°F | 2026-10-16 18:00 | 0.4570 |
| NWS forecast | 59% | 91.0°F | 2.1°F | 2026-10-17 03:00 | 0.3528 |
| IFS HRES | 40% | 89.6°F | 3.7°F | 2026-10-16 12:00 | 0.1632 |
| ICON | 40% | 89.6°F | 3.5°F | 2026-10-16 12:00 | 0.1592 |
| WeatherNext 2 | 35% | 89.4°F | 2.9°F | 2026-10-16 18:00 | 0.1246 |
| National Blend | 30% | 89.0°F | 2.8°F | 2026-10-17 00:00 | 0.0876 |
| IFS Ensemble | 12% | 85.8°F | 3.9°F | 2026-10-16 00:00 | 0.0132 |
Spread is the standard deviation used in the probability approximation. It is not a measured confidence rating. Brier here scores the latest recorded snapshot, not a league deadline.
High ≥ 91°F · KLAX
Daily temperature props settle on the ACIS official station record. Inclusive and strict thresholds retain their exact meanings. Provisional observations do not replace the settlement record.
WP-KLAX-20261017-TMAX-GE91
Opened Oct 10 · 22:28 UTC
Original listing: Los Angeles high ≥ 91°F · Sat Oct 17
Original prop, full history & receipt ↗