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core Limited Area Model ● Hourly updated ● 3 km grid spacing over North America ● 65 vertical layers ● Hybrid 3DEnVar assimilation (30 members) ● Includes Smoke & Dust ● Deterministic forecasts to at least 18h every hour ● Deterministic & Ensemble forecasts to 48+h every 6 hours NAM+Nests HiResWs

, the severity of the event overall cannot be compared in terms of duration; for example in December 2010 such freezing temperatures lasted for at least a week, while the severe winter of 1962-63 saw conditions such as this from late December though much of January and February. Further snow and low

being improved understanding of rapid intensification. It is anticipated that output from the Met Office SE Asia convective permitting modelling suite (along with the driving global model) will be used to aid understanding and identify model deficiencies. It is anticipated that at least one

in diameter) GS Small hail or snow pellets Return to top H H High pressure centre HPA Hectopascals (= Millibar) HVY Heavy HZ Haze Return to top I IAVWOPSG  International Airways Volcano Watch Operations Group IC Ice crystals (diamond dust) ICAO International Civil Aviation Organization ICE Icing

, including the location of a new data centre and stressed the importance placed on retaining the Centre within the UK. � The Board discussed the Met Office’s influence as a leader in the international meteorological community. � The Board noted that the independent Public Weather Service Customer Group

across England and Wales. The analysis chart at 1800UTC 10 December 2023 – 36 hours later – shows storm Fergus over Ireland with an occluded front wrapped around the low pressure centre. The visible satellite image at 1200UTC 9 December 2023 shows storms Elin (E) and Fergus (F) in a south-westerly

, and during the trials the aircraft-generated data (Mode-S EHS) became an indispensable part of this process. This global expansion has included working in partnership with Flightradar24 for the raw data and the European Meteorological Aircraft Derived Data Centre (EMADCC) hosted by the Royal

and climate, reflect the needs of people of different genders, ethnicities and abilities. Global Climate Centres, Regional Climate Centres. In-country data providers: national hydrometeorological services. Tailoring climate information Interpretation of data Reach out to involve ministries

of properties flooded in Oxfordshire, Gloucestershire, Northamptonshire and Bedfordshire. The Welsh Grand National at Chepstow was called off due to a waterlogged course. Weather data The analysis chart at 0000 UTC 27 December 2020 shows the centre of storm Bella to the north of Scotland

A new report published today by the United Nations Environment Programme (UNEP) has predicted that even if greenhouse gases are reduced, there could be a substantial increase in the wildfires around the world. The report, which included contributions from the Met Office and the UK Centre