A strong cold front sweeping through the Southeast on Friday night is driving the tight market between 64–67°F for Atlanta’s October 17 high, with official National Weather Service guidance centering on 64°F under sunny skies and sustained northerly winds of 12–15 mph. This marks an 18–20°F drop from the unseasonable mid-80s warmth earlier in the week, as cooler Canadian air advects southward behind the front. Clear conditions and brisk winds will limit afternoon mixing while promoting efficient radiational cooling overnight, keeping the daily maximum sensitive to small shifts in frontal timing or wind strength. Updated model runs and NWS briefings over the next 48 hours will refine the exact peak temperature ahead of market resolution.