National Weather Service model ensembles currently converge on a peak temperature of 85–88°F at LaGuardia Airport, the official observation site for this market, producing the tight clustering of implied probabilities between the 86–87°F and 88–89°F buckets. Minor differences in afternoon boundary-layer mixing depth and the exact timing of maximum solar heating among the GFS, ECMWF, and NAM solutions create the narrow spread, as stronger mixing or a later peak can easily push readings into the upper end of that range. Historical May climatology for the New York area shows typical highs near 72°F, so this warm anomaly stems from southerly flow and clear skies enhancing surface heating. Resolution hinges on the official daily maximum reported before midnight, with any last-minute model adjustments or observational updates capable of shifting the final outcome.