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The highest reaches of our planet experience some of the most extreme weather on Earth and hold very significant supplies of freshwater for communities downstream. However, we know very little of the meteorological detail about this high‐altitude frontier. We address this here with new winter weather observations from the upper reaches of Mount Everest (2019–2021). We show that substantial sublimation...
This paper marks the centenary of the death of Jesuit meteorologist Père Marc Dechevrens on 6 December 2023. He had a remarkable though largely forgotten career, its highlights worthy of record. He founded Maison St Louis Observatory in Jersey and became its first Director in 1894. Prior to that, he had been an observatory Director in China, where he built up a good reputation for the Jesuits and...
Concentrations of greenhouse gases reached record levels in 2022 and energy continued to accumulate in the climate system. Despite the cooling influence of ongoing La Niña conditions, globally 2022 was the fifth or sixth warmest year on record. We give a summary of the global climate with a focus on the United Kingdom and Europe. Notably, the United Kingdom had its warmest year on record, including...
Front cover: Afternoon sunshine illuminates branches laden with snow and rime ice along the A39 near Oare Post, Exmoor, Somerset on 15 December 2022. Most of the snow had fallen on 10 and 11 December, when heavy showers moved in off the Bristol Channel to affect adjacent parts of southwest England. Snow depths were variable across the moor, but in places exceeded 15cm. The rime ice accumulated during...