Green notification for tropical cyclone NANGKA-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 0 (0 in Tropical Storm)

Summary

Low-confidence signal — single-source GDACS detection with no independent news corroboration. Tropical Depression NANGKA-26 is active in the Northwest Pacific with maximum sustained winds of 56 km/h, and no population is currently exposed to tropical-storm-force winds or higher. The system is classified as a medium-severity event, but its lack of landfall and weak intensity suggest minimal immediate disruption.

Supply chain impact

• The cyclone is active in the Northwest Pacific, a region that hosts critical maritime routes and the East Asia Battery-Cell Manufacturing chokepoint, located approximately 1,486 km away. If the storm intensifies or shifts track, it could disrupt shipping lanes or port operations relevant to battery-metal supply chains.
• Commodities mapped to this event — copper, lithium, nickel, and cobalt — are essential inputs for battery-cell production. Any weather-related delays at regional logistics hubs could temporarily tighten spot availability or slow transshipment of these raw and processed materials.
• At current intensity and distance from the chokepoint, direct physical damage to infrastructure is unlikely. The primary risk is precautionary port closures or vessel rerouting that could add 1–3 days of transit time for bulk and containerized battery-metal shipments.

Watch points

• Monitor GDACS and regional meteorological agencies for any rapid intensification or a westward track shift that brings the system closer to major East Asian manufacturing and port clusters.
• Watch for port advisories or temporary berthing suspensions in key battery-metal import/export hubs if the cyclone approaches within 500 km of the East Asia Battery-Cell Manufacturing chokepoint.
• Track any emerging news reports of shipping delays or force majeure declarations from suppliers of copper, lithium, nickel, or cobalt concentrates and refined products.