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A powerful tornado affected eastern parts of Jersey, Channel Islands, on the night of Wednesday 1 and Thursday 2 November 2023, associated with a supercell thunderstorm. As well as spawning the tornado, the parent thunderstorm also produced a severe hailstorm, with hailstones upwards of 5cm in diameter documented. A TORRO site investigation, assisted by staff from Jersey Met, concluded that the tornado...
Met Office guidance forecasters continue to add value to NWP products, but in ways that could scarcely have been imagined half a century ago. We focus on how technological advances including ‘Field Modification’ have facilitated the creation of forecast products and new forms of graphical guidance to assist in the communication of the preferred weather story. We also describe a new impact‐based severe...
Gadbury’s published diary ‘Nauticum Astrologicum…’ covers 32 years of daily London weather from 1668–1700, in manuscript at the Bodleian library, Oxford. Transcription to spreadsheets has allowed the analysis of weather trends using about 41 weather terms. Eight‐point wind roses begin on 11 May 1673, augmented with partial records for most of 1671–1673. Diagrammatic summaries for weather and temperature...
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