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• Volcanic Ash

  London VAAC: Volcanic ash advisories and graphics - archive

  Centre Seasonal advice Maps & charts Maps & charts UK forecast UK weather map Cloud cover map Precipitation map Lightning map Rainfall map Temperature map Wind map Wind gust map Surface pressure charts All countries Climate Climate Climate explained What is climate change? Causes of climate change

• Charting the UK's changing climate

• Microsoft Word - 2025_02_storm_eowyn.docx

  , Inner Hebrides, the UK’s lowest value since 936.8hPa on 24 December 2013 at Stornoway Airport, Western Isles - and since storm naming was introduced in autumn 2015. The latter was UK’s lowest pressure recorded since 1886 (Burt, 2007).* The analysis chart at 1200 UTC 24 December 2013 shows this low

• Microsoft Word - 2019_003_storm_freya.docx

  because of high winds, localised flooding affected some roads across Wales and large waves battered exposed coastlines. Weather data The analysis chart at 0000 UTC on Sunday 3 March 2019 shows a deep area of low pressure to the north-west of Scotland bringing some very strong winds to the north

• How our weather advice influenced D-Day and Operation Overlord

  in continental climates but was much harder to apply with success to the British Weather. As a result the forecasting teams differed widely on the forecast for D-Day. Early June 1944 was very unsettled, with a series of unusually low pressures and frontal systems approaching Europe from the Atlantic

• Microsoft Word - 2025_05_storm_amy_2.docx

  of storm Amy near Shetland with the central pressure having fallen further to 944hPa. The chart below shows hourly mean sea level pressure at Stornoway Airport (Western Isles), Kirkwall (Orkney) and Baltasound (Shetland) during the passage of storm Amy. All three stations were close to the low

• Microsoft Word - june_event_summary.docx

  Wet weather June 2019 The UK experienced a spell of very wet weather in mid-June as a low pressure system and associated fronts brought widespread and slow moving heavy rainfall. In parts of Lincolnshire around 2.5 times the monthly average rainfall fell from 10 to 12 June, and there was further

• Microsoft Word - 2026_04_storm_dave_1.docx

  and Forth Road Bridge. Weather data The visible satellite image on 4 April 2026 shows storm Dave approaching the UK. The low pressure centre (deepening at this stage) is over south-west Ireland. Image copyright Met Office / NOAA / NASA. The analysis charts at 0000 UTC 5 April 2026 shows storm Dave tracking

• 2023_06_storm_agnes

  The analysis chart at 0000UTC 27 September 2023 shows storm Agnes as a deep area of low pressure to the south-west of Ireland. At this stage the storm was at its most powerful, fortunately, 18 hours later, it had weakened significantly by the time it tracked across the UK. The analysis chart

• Microsoft Word - 2021_07_storm_barra.docx

  battered exposed coastlines, with damage to Aberystwyth promenade, while Isle of Wight ferry services were cancelled. Weather data The analysis chart at 1200 UTC 7 December 2021 shows storm Barra as the deep area of low pressure centred to the west of Ireland. The analysis chart at 1200 UTC 8