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• 10‑day trend: A battle between Atlantic systems and colder air to the northeast

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

• Powering smarter flights with AVTECH

  , they are the foundation of the next generation of AVTECH performance. Every improvement in forecast accuracy becomes a measurable improvement in fuel saved, cost avoided, and emissions reduced on every flight, for every airline that chooses to optimise. More by Press Office London Climate Action Week 2026

• caa_verification_202504pdf

  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

• caa_verification-october-2025pdf

  : ≥ 99.2 percent of complete data. July 2025 August 2025 September 2025 October 2025 late GRIB2 99.4% 100% 100% 99.2% GRIB2 CB/Icing/Turbulence Objective: Ensuring flight planning systems have timely and reliable forecasts of ’blended * ’ en-route aviation hazard data. ( * combined WAFC London

• caa_verification-november-2025pdf

  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. August 2025 September 2025 October 2025 November 2025 late GRIB2 100.0

• Contextualising February’s warm spell: A notably mild end to winter

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

• 10-day trend: Another change on the horizon as we enter meteorological spring

  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: High levels across much

• Storm Goretti: Key stats from the multi-hazard event

  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: High levels across much of the UK Weekly weather quiz: Test your

• What is 'blood rain' and will we see it this week?

  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 and meteor showers How

• 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