ENSO Neutral
Neither El Niño nor La Niña. Near-average Pacific Ocean surface temperatures with reduced systematic forcing on global rainfall. The current ENSO phase as of June 2026 — ONI at +0.2°C.
What is ENSO Neutral?
ENSO Neutral occurs when the Oceanic Niño Index (ONI) remains between −0.5°C and +0.5°C. In neutral conditions, the Walker Circulation operates near its climatological baseline, producing near-average rainfall patterns across ENSO-sensitive regions globally. Neutral phases are not benign — regional extremes still occur driven by other modes of variability including the Indian Ocean Dipole (IOD), the Madden-Julian Oscillation (MJO), and internal atmospheric dynamics. The ongoing Amazon drought in June 2026 is occurring under neutral ENSO conditions, demonstrating that regional climate anomalies persist independently of ENSO phase.
Agricultural and Commodity Impacts
Commodity Market Effects
Neutral ENSO phases reduce the systematic, multi-region commodity price pressures that characterise strong El Niño or La Niña events. However, individual commodity markets remain exposed to regional climate variability, geopolitical disruptions, and structural supply-demand dynamics that operate independently of ENSO.
- Reduced systematic multi-region supply shock risk compared to strong ENSO phases
- Regional anomalies continue — monitor individual country data rather than ENSO-phase generalisations
- Watch for late-2026 El Niño development if neutral phase breaks down in Q4
- Commodity price signals remain meaningful — attributable to non-ENSO climate drivers and geopolitics
Food Security Implications
Neutral ENSO conditions do not eliminate food security risk. Populations in chronically food-insecure regions remain exposed to regional climate variability, conflict, economic shocks, and structural agricultural vulnerability independent of ENSO phase. The Horn of Africa food emergency continuing under neutral conditions in 2026 reflects entrenched structural vulnerability that ENSO exacerbates but does not solely create.
How We Track It
El Niño One Wave monitors the ONI index using NOAA CPC data updated monthly. The live platform shows the current ENSO phase, the 11-year ONI chart, and real-time agricultural temperature anomalies across 6 global monitoring regions that allow early detection of ENSO-phase crop stress.
Full methodology: elnino-onewave.pages.dev/methodology