Forecast models from the National Weather Service and private sources converge on clear skies, light winds, and a minimum temperature in the mid-to-upper 60s Fahrenheit for Austin on October 10, driven by a persistent subtropical ridge and minimal cloud cover limiting overnight radiational cooling. Historical October lows average near 60°F, yet current guidance shows little deviation, with dew points and steering patterns favoring stable warmth. The near-even market odds on sub-57°F versus 76°F-plus outcomes reflect trader focus on residual forecast uncertainty—small shifts in wind direction, boundary-layer moisture, or model bias could alter the exact low by several degrees—while narrower middle bins price in the narrower historical range around the consensus. Updated NWS runs tonight and early Saturday will provide the next key data points for resolution.