A cold front advancing through the northeastern U.S. and lingering tropical moisture from former Hurricane Polo are the main drivers shaping expectations for rainfall on October 2, 2026. National Weather Service outlooks highlight widespread morning rain across the Finger Lakes region shifting southeast, with scattered showers possible into the Midwest and Mid-Atlantic, while the Southern Plains and Gulf Coast face continued heavy rain risks from a stationary front and Gulf moisture. In Asia, the India Meteorological Department notes isolated to scattered showers and thunderstorms across southern and northeastern states, with heavier amounts in parts of Kerala, Karnataka, and Fujian. European forecasts from local agencies indicate light showers in Edinburgh and variable chances in the UK Midlands. Traders monitor National Weather Service and equivalent agency updates through the day, as precipitation measurements at official stations determine resolution amid typical model variability in frontal timing and intensity.