Recent National Weather Service forecast guidance points to overnight lows in the low-to-mid 70s for New York City on August 14, with model consensus favoring limited radiative cooling under partly cloudy conditions and a moderating southerly flow. These factors, combined with the urban heat island effect that typically adds 2–4°F to minimum readings at Central Park, explain the tight clustering of market-implied probabilities around 72–75°F. Subtle differences among ensemble members—particularly variations in cloud cover timing and boundary-layer moisture—account for the spread between the leading 72–73°F and 74–75°F outcomes versus lower-probability bins near 70°F. Updated model runs and local observations over the next 24 hours will refine the exact minimum before resolution.