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• caa_verification_report_july2025.pdf

  GRIB2 100% 98.4% 98.3% 99.4% GRIB2 CB/Icing/Turbulence Objective: Ensuring flight planning systems have timely and reliable forecasts of ’blended * ’ en-route aviation hazard data. ( * combined WAFC London & Washington hazard data ) The table below shows the percentage of complete datasets available

• Week ahead forecast: Milder conditions but heavy rain possible later in the week

  , but with some changes Weekend weather: settled, dry and warm for many London Marathon forecast: a cool start with sunny spells 10-day trend: largely settled into the weekend Pollen forecast: High levels across much of the UK Weekly weather quiz: Test your knowledge Deep Dive: High-pressure, dry air

• Temperature extremes and records most affected by UK’s changing climate

  in the 1961-1990 averaging period only London and Hampshire recorded six or more days over 28°C, by the latest decade (2014-2023) this has spread across much of England and Wales, with frequencies in the south east increasing to over 12 days each year in many counties. The expansion of the area

• Specialist forecasts for a resilient future

  engines and systems. As the London Volcanic Ash Advisory Centres (VAACs), we are responsible for monitoring and forecasting ash dispersion from volcanic eruptions originating in Iceland and the north-eastern corner of the North Atlantic. Specialist forecasters produce volcanic ash advisories

• caa-case-study-4---high-pressure---winter-flight-gamet.pdf

  if we inadvertently find ourselves in cloud? When did we last practise with London Centre / D&D on VHF 121.5MHz? • Ensure careful monitoring of fuel, distance, speed and elapsed time when dealing with delays from encountered weather. • During take-off for this flight, be ready to deal with gusts

• Met Office 10-day trend: Mild November continues as unsettled weather approaches

  was record breaking 🎆 Temperatures overnight only dropped to 14.4℃ at Teddington in London, provisionally making it the mildest Bonfire Night on record The previous record for the night of 5th-6th November was 13.9℃ at Gordon Castle, Scotland, in 1938 pic.twitter.com/M4TlKlOmoa — Met Office

• caa_verification-august-2025pdf

  August 2025 late GRIB2 98.4% 98.3% 99.4% 100% GRIB2 CB/Icing/Turbulence Objective: Ensuring flight planning systems have timely and reliable forecasts of ’blended * ’ en-route aviation hazard data. ( * combined WAFC London & Washington hazard data ) The table below shows the percentage of complete

• Pacific Ocean warming signals the possible return of a strong El Niño

  by Met Office How the refreshed Met Office app is taking shape Week ahead: High pressure remains in charge, but with some changes Weekend weather: settled, dry and warm for many London Marathon forecast: a cool start with sunny spells 10-day trend: largely settled into the weekend Pollen forecast

• Met Office Deep Dive: Heatwaves, thunderstorms and satellite launches

  recognised, temperatures must exceed specific thresholds for three consecutive days. These thresholds vary by region: 28°C in London and the southeast, 27°C in parts of the Midlands, and 25°C across much of Wales, northern England, Scotland, and Northern Ireland. READ MORE: Met Office week ahead

• 15degrees_webinar_summarypdf

  from University College London, the University of Leeds and the UK’s Department for Business, Energy and Industrial Strategy (BEIS). Key webinar talking points Are we on track to keep warming below 1.5°C? Every major report published this year from the Intergovernmental Panel on Climate Change (IPCC