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• caa_verification-december-2025pdf

  -route aviation hazard data. ( * combined WAFC London & Washington hazard data ) The table below shows the percentage of complete datasets available on SADIS by 05:00 over the last 4 months. Performance measure: ≥ 99.2 percent of complete data. September 2025 October 2025 November 2025 December 2025

• New scientific model upgrade is a major step forward in the accuracy of UK weather forecasting 

  from the App store and for Android from the Google Play store.   More 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

• 10-day trend: A changeable outlook as March gives way to April

  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: High levels across much of the UK Weekly weather quiz: Test your knowledge Deep Dive: High-pressure, dry

• Getting WeatherReady for wind and rain as Storm Chandra approaches

  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 and meteor showers How

• caa_verification_202504.pdf

  of complete data. January 2025 February 2025 March 2025 April 2025 late GRIB2 100 100 97.6 100 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

• Tornadoes in the UK: How do they differ from those in the US?

  on wind speed. Tornado hotspots in the UK The UK has its own versions of “Tornado Alley.” The research from Manchester University has also identified three main regions where tornadoes are most likely to occur: South-central England, particularly the area between Reading and London, with a peak near

• What is diurnal temperature range and why it changes as we move into spring

  and for Android from the Google Play store. More 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

• Week ahead: A brighter start, but turning much wetter

  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: High levels across much of the UK Weekly weather quiz: Test your knowledge Deep Dive: High-pressure

• Met Office week ahead forecast: Hot spells for much of the UK

  . Wednesday morning will see showers across parts of Scotland, some of which could be heavy and thundery. These will clear north-eastwards. Later in the day, the southeast may see showery bursts associated with the front, particularly affecting Kent, London, and East Anglia. Northern Ireland

• caa_verification_report_june2025pdf

  late GRIB2 97.6% 100% 98.4% 98.3% 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