WMO

Timeline

1. 2 Jun2026
   Environment

   WMO: El Nino likely, 80% chance in June-August 2026¹²

   The WMO's June 2026 El Nino/La Nina update gave an 80 percent chance of El Nino developing during June to August, with odds of persistence to November near or above 90 percent. WMO urged preparation for drought, heavy rain and heatwaves.

   • WMO update issued 2 June 2026
   • 80% likelihood of El Nino during June-August 2026
   • Likelihood of El Nino lasting to at least November near or above 90%
   • Most models point to at least a moderate event
2. 23 Mar2026
   Environment

   WMO State of the Global Climate report 2025 shows record energy imbalance³⁴⁵⁶

   The WMO's annual State of the Global Climate report, released around World Meteorological Day on 23 March, said Earth's energy imbalance and ocean heat content reached record levels.

   • WMO State of the Global Climate 2025 released on World Meteorological Day, 23 March 2026
   • Earth's energy imbalance highest in the 65-year record, first time treated as a key indicator
   • Ocean heat content at a record high; ocean heat records for nine consecutive years
   • 2015-2025 was the warmest 11-year period; 2025 about 1.43 C above 1850-1900, second or third warmest
   • World Meteorological Day theme centred on observing today to protect tomorrow

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Sources

1. World Meteorological Organization
2. Khaleej Times
3. WMO (official)
4. IISD SDG Knowledge Hub
5. Royal Meteorological Society
6. Dialogue Earth