Panama Canal water risk
An El Niño forecast raises the risk of low water levels at the Panama Canal by year‑end, adding a weather‑driven chokepoint to existing route and security concerns. Multiple potential chokepoints mean shippers may face more frequent rerouting, longer transit times and higher insurance premiums. (joc.com).
The Panama Canal does not run on seawater. Each ship crossing the locks is lifted and lowered with fresh water from Gatun Lake, so a dry year turns one of the world’s busiest trade shortcuts into a water rationing problem. (pancanal.com) That risk is back because the National Oceanic and Atmospheric Administration said on April 9, 2026 that El Niño is likely to emerge in May through July 2026 with a 61 percent chance and persist through at least the end of 2026. El Niño often cuts rainfall across Central America, which is exactly the weather pattern canal operators do not want heading into the next dry season. (cpc.ncep.noaa.gov) The canal already showed what that looks like in the last drought. In late 2023, the Panama Canal Authority said October rainfall in the watershed was the lowest on record since 1950 and cut daily transit capacity after Gatun Lake fell to unusually low levels for that time of year. (pancanal.com) By September 2023, the authority was planning to hold the draft at 44 feet and the number of transits at 30 to 32 ships per day, below its usual sustainable capacity. In its own operating summaries, the canal says normal capacity is about 36 to 38 vessels per day across the older Panamax locks and the larger Neopanamax locks. (pancanal.com 1) (pancanal.com 2) Draft is the part of a ship that sits below the waterline, like how deep a loaded truck sags on its suspension. When the canal cuts draft, ships have to sail lighter, leave containers behind, or pay more to reshuffle cargo across multiple voyages. (pancanal.com) The canal even built the water problem into its pricing. In September 2023, it changed the fresh water surcharge by tying it more tightly to Gatun Lake levels, which meant lower lake levels could directly raise the cost of a transit. (pancanal.com) Operators have clawed back some breathing room since then. The Panama Canal Authority said on June 25, 2025 that average daily transits in the first eight months of fiscal year 2025 were up 30 percent from the same period a year earlier, showing how much traffic had recovered after the worst of the drought restrictions. (pancanal.com) But recovery does not remove the basic constraint: every lockage still spends fresh water, and the authority says its water-saving measures were preserving about 1.2 million cubic meters per day during the last crisis. That is the scale of the dependency shippers are watching again as the 2026 weather outlook shifts. (pancanal.com) This lands on top of another route problem thousands of miles away. Shipping through the Red Sea has been riskier since attacks on commercial vessels began in late 2023, pushing many carriers onto the longer Cape of Good Hope route and keeping war-risk insurance elevated even when premiums eased from their peak. (agbi.com) So the choice for a shipper is no longer just Panama or Suez. One route can be squeezed by rainfall in Panama, and the other can be squeezed by missiles and insurance in the Red Sea, which means more cargo owners are planning for detours, extra buffer time, and higher costs before any new restriction is even announced. (cpc.ncep.noaa.gov) (pancanal.com) (agbi.com)
