A slow-moving cold front interacting with residual tropical moisture from the Southwest is the primary driver behind current trader sentiment for measurable precipitation on October 13, 2026. National Weather Service and NOAA guidance highlight widespread showers and thunderstorms expected across the Central and Southern Plains, with model consensus indicating 2–3 inches possible in areas from western Missouri through the Texas Big Bend and severe storm risk near the dryline. Spotty activity persists in Arizona and parts of the Midwest, while most Northeast and West Coast sites remain under drier high pressure. These short-term model runs, updated daily by NWS offices, directly inform resolution criteria based on official station measurements exceeding trace amounts.