Significant weather and climate events in 2023

This is a supplement to the WMO provisional State of the Climate 2023 report. It expands on the summary of significant high-impact events in the main report, with a broader range of events included, including some events which were climacally extreme but had limited immediate impacts. 

In general, this supplement includes events up to mid-October. A full report for the year will be included as a supplement to the final 2023 State of the Climate report to be published during 2024.