Category Archives: Urban meteorology

People are in the cities – how could we provide the weather climate information they need?

By: Sue Grimmond Climate services provide climate information to help individuals and organizations make climate smart decisions. Climate services work by integrating high quality meteorological data (temperature, rainfall, wind, soil moisture and ocean conditions); as well as maps, risk and vulnerability … Continue reading

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Do urban heat islands provide thunderstorm predictability?

By: Suzanne Gray  The UK and the rest of western Europe experienced a heatwave in the middle of August 2020 with temperatures exceeding 30oC in Reading. Fortunately for us this was broken by a heavy downpour on the afternoon of … Continue reading

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Trading Evil lasers for MAGIC Doppler lidars

By: Janet Barlow  Lasers may have an evil reputation in Hollywood, but they are very good for observing urban meteorology. We recently took part in the MAGIC project field campaign in London, deploying a Doppler lidar to measure wind-speed around … Continue reading

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The sky is the limit – How tall buildings affect wind and air quality

By: Denise Hertwig Based on current UN estimates, by 2050 over 6.6 billion people (68% of the total population) will be living in cities. Across the world, tall (> 50 m height) and super-tall (> 300 m) buildings already define … Continue reading

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SuPy: An urban land surface model for Pythonista

By: Ting Sun Python is now extensively employed by the atmospheric sciences community for data analyses and numerical modelling thanks to its simplicity and the large scientific Python ecosystem (e.g., PyData community). Although I cherish Mathematica as my native programming … Continue reading

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Remodelling Building Design Sustainability from a Human Centred Approach (Refresh) project overview

By: Hannah Gough In 2014, 54 % of the world’s population resided in an urban area and this is projected to rise to 66 % by 2050 (United Nations, 2014). It is also estimated that 90 % of people’s time in … Continue reading

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The Role of Synoptic Meteorology on UK Air Pollution

By Chris Webber In the past year the issue of air pollution within the UK has been elevated, driven by the loss of life that it causes (in 2013 > 500,000 years of UK lives lost due to air pollution … Continue reading

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Responding to the threat of hazardous pollutant releases in cities

By Denise Hertwig High population density and restricted evacuation options make cities particularly vulnerable to threats posed by air-borne contaminants released into the atmosphere through industrial accidents or terrorist attacks. In order to issue evacuation or sheltering advice to the … Continue reading

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Can the use of CCTV images improve urban flooding forecasts?

By Sanita Vetra-Carvalho Urban flooding can result from intense rainfall, flash floods, coastal floods or river floods, the same as in rural areas. However, in cities, unlike in rural areas, there is very little open soil available for water storage … Continue reading

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Understanding Summer Flash Flooding

By Adrian Champion ‘Flash flooding’ is flooding that only lasts between a few hours and a day and typically has very little warning. There are many causes of flash flooding, from the meteorological conditions that lead to the rainfall that … Continue reading

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