**Forecast models for Los Angeles on August 27, 2026, show overnight lows clustered in the low-to-mid 70s, creating a tight distribution of trader-implied probabilities across the 70–77°F bins.** Persistent high pressure and a regional heat wave have elevated temperatures, with daytime highs reaching the mid-90s to low 100s. This limits nocturnal radiational cooling, especially under partly to mostly cloudy skies and light winds. The marine layer and onshore flow from the Pacific provide modest moderation, but recent conditions have kept dew points elevated, supporting minimums near 74–76°F at representative stations like downtown or LAX. Uncertainty arises from small variations in cloud cover, wind direction, and exact marine influence, which can shift the low by a few degrees. Official guidance from sources like the National Weather Service highlights this spread, with some projections near 71–75°F and others slightly higher. Traders assign roughly equal weight to adjacent bins because historical August coastal lows rarely drop below 70°F during such patterns, while extremes outside 70–77°F would require atypical strengthening or weakening of these factors. Updated model runs and evening observations will likely refine the outcome before resolution.