**Current forecasts from NWS-aligned sources and major models indicate a minimum temperature in the upper 70s for Dallas on September 3, 2026, with most guidance centering on 77–79°F.** This reflects ongoing southerly flow, high humidity, and limited nocturnal cooling under partly cloudy skies with a 20–50% chance of showers or thunderstorms, which can suppress radiative cooling. Atmospheric conditions feature typical early-September warmth, with dew points in the upper 60s to low 70s supporting overnight lows well above the 1991–2020 climatological average of ~74°F. No strong cold front or northerly surge is expected in the 48-hour window, keeping the risk of a dip to 69°F or below low despite the market’s ~32.5% implied probability for that bin. Conversely, the chance of an unusually warm minimum (84°F+) remains minimal given model consensus on modest overnight drops. The closely matched leading probabilities (78–79°F at 33%, nearby bins 25–32%) capture genuine short-term forecast uncertainty in exact timing of cloud cover, precipitation, and wind speeds, which can shift the minimum by a degree or two. Traders are weighting official NWS and ensemble guidance heavily, with real-money positions reflecting the narrow but non-zero range around the current consensus low. Updated model runs and NWS briefings over the next 24–48 hours will likely tighten resolution criteria around the 77–79°F threshold.