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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

ahead. Winds from the southwest will keep temperatures on the mild side, with little sign of any significant cold spells. Ensemble forecasts for London suggest average temperatures of 10–11°C, with only brief dips into colder territory. Even in Edinburgh, the pattern is similar, with only short-lived

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

drawing a hot Tropical Continental Airmass; this type of pressure pattern being typical of heatwave conditions across the UK. Temperatures on the 9th reached 31 to 32°C fairly widely across south-east England, and 33°C in London. As often happens in the UK, the heat and humidity lead to some intense

Report Forecasting hazards, averting disasters Implementing forecast-based early action at scale Emily Wilkinson, Lena Weingärtner, Richard Choularton, Meghan Bailey, Martin Todd, Dominic Kniveton and Courtenay Cabot Venton March 2018 Overseas Development Institute 203 Blackfriars Road London SE1

(9.5 to 9.9 °C) compared to cooler inland areas (8.0 °C and 9.4°C). July and August are the warmest months in the region with mean daily maxima reaching up to 19 °C in southern Dumfries and Galloway and the Clyde valley. These may be compared with 23.5 °C in the London area. Instances of extreme high

island effect, which results in higher urban temperatures compared with surrounding rural areas. WHAT AFFECTS THE REGION’S WEATHER? Reading is located within the ‘Southern England' region of the UK which includes Greater London and other urban areas including Reading and Brighton. Here are some

the ground, or rather, just above it. Swarms of flying ants were picked up on radar, appearing as strange, flashing echoes particularly northwest of London. These were initially mistaken for showers, but closer inspection revealed their true identity. Radar works by emitting electromagnetic beams

and programming. She has led teams in FCDO India and completed postings in other parts of the Asia region, and Sierra Leone. Jessie Kirk | Senior Social Development Advisor Contact: [email protected] (based in London) Jessie heads the Strategy, Coordination and Advisory Pillar within IPRD

are the warmest months in the region with mean daily maxima reaching up to 19 °C in southern Dumfries and Galloway and the Clyde valley. These may be compared with 23.5 °C in the London area. Instances of extreme high temperatures are rare. Average annual rainfall totals range from less than 1000 mm