Timelapse of Tartrus Weir overflowing on the Mackenzie River following widespread rainfall across the upper Fitzroy catchment. Once the weir reaches capacity it transitions to free spilling, allowing all additional inflows to pass downstream, indicating runoff volumes now exceed local regulation. These elevated discharges move through the Mackenzie River and merge with other tributaries feeding the Fitzroy River, increasing total system volume toward the lower basin. With a moderate flood watch