Calculation of Air Temperatures above the Urban Canopy Layer from Measurements at a Rural Operational Weather Station

Urban canopy models (UCMs) are being used as urban-climate prediction tools for different applications including outdoor thermal comfort and building energy consumption. To take advantage of their low computational cost, UCMs are often forced offline without being coupled to mesoscale atmospheric si...

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Main Authors: Hidalgo, Julia, Pigeon, Grégoire, Masson, Valery, Bueno Unzeta, Bruno, Norford, Leslie Keith
Other Authors: Massachusetts Institute of Technology. Department of Architecture
Format: Article
Language:en_US
Published: American Meteorological Society 2013
Online Access:http://hdl.handle.net/1721.1/80781
https://orcid.org/0000-0002-5631-7256
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author Hidalgo, Julia
Pigeon, Grégoire
Masson, Valery
Bueno Unzeta, Bruno
Norford, Leslie Keith
author2 Massachusetts Institute of Technology. Department of Architecture
author_facet Massachusetts Institute of Technology. Department of Architecture
Hidalgo, Julia
Pigeon, Grégoire
Masson, Valery
Bueno Unzeta, Bruno
Norford, Leslie Keith
author_sort Hidalgo, Julia
collection MIT
description Urban canopy models (UCMs) are being used as urban-climate prediction tools for different applications including outdoor thermal comfort and building energy consumption. To take advantage of their low computational cost, UCMs are often forced offline without being coupled to mesoscale atmospheric simulations, which requires access to meteorological information above the urban canopy layer. This limits the use of UCMs by other scientific and professional communities, such as building engineers and urban planners, who are interested in urban-climate prediction but may not have access to mesoscale simulation results or experimental meteorological data. Furthermore, the conventional offline use of UCMs neglects the fact that the urban boundary layer can be affected by the surface and that the same forcing conditions may not be suitable for studying different urban scenarios. This paper presents a physically based and computationally efficient methodology to calculate forcing air temperatures for UCMs from meteorological data measured at operational weather stations. Operational weather stations are available for most cities in the world and are usually located in open areas outside the cities. The proposed methodology is satisfactorily evaluated against mesoscale atmospheric simulations and field data from Basel, Switzerland, and Toulouse, France.
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spelling mit-1721.1/807812022-10-02T08:08:15Z Calculation of Air Temperatures above the Urban Canopy Layer from Measurements at a Rural Operational Weather Station Hidalgo, Julia Pigeon, Grégoire Masson, Valery Bueno Unzeta, Bruno Norford, Leslie Keith Massachusetts Institute of Technology. Department of Architecture Bueno Unzeta, Bruno Norford, Leslie Keith Urban canopy models (UCMs) are being used as urban-climate prediction tools for different applications including outdoor thermal comfort and building energy consumption. To take advantage of their low computational cost, UCMs are often forced offline without being coupled to mesoscale atmospheric simulations, which requires access to meteorological information above the urban canopy layer. This limits the use of UCMs by other scientific and professional communities, such as building engineers and urban planners, who are interested in urban-climate prediction but may not have access to mesoscale simulation results or experimental meteorological data. Furthermore, the conventional offline use of UCMs neglects the fact that the urban boundary layer can be affected by the surface and that the same forcing conditions may not be suitable for studying different urban scenarios. This paper presents a physically based and computationally efficient methodology to calculate forcing air temperatures for UCMs from meteorological data measured at operational weather stations. Operational weather stations are available for most cities in the world and are usually located in open areas outside the cities. The proposed methodology is satisfactorily evaluated against mesoscale atmospheric simulations and field data from Basel, Switzerland, and Toulouse, France. Singapore-MIT Alliance for Research and Technology. Center for Environmental Sensing and Monitoring 2013-09-18T12:09:53Z 2013-09-18T12:09:53Z 2013-02 2012-07 Article http://purl.org/eprint/type/JournalArticle 1558-8424 1558-8432 http://hdl.handle.net/1721.1/80781 Bueno, Bruno, Julia Hidalgo, Grégoire Pigeon, Leslie Norford, and Valery Masson. “Calculation of Air Temperatures above the Urban Canopy Layer from Measurements at a Rural Operational Weather Station.” Journal of Applied Meteorology and Climatology 52, no. 2 (February 2013): 472-483. © 2013 American Meteorological Society https://orcid.org/0000-0002-5631-7256 en_US http://dx.doi.org/10.1175/JAMC-D-12-083.1 Journal of Applied Meteorology and Climatology Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. application/pdf American Meteorological Society American Meteorological Society
spellingShingle Hidalgo, Julia
Pigeon, Grégoire
Masson, Valery
Bueno Unzeta, Bruno
Norford, Leslie Keith
Calculation of Air Temperatures above the Urban Canopy Layer from Measurements at a Rural Operational Weather Station
title Calculation of Air Temperatures above the Urban Canopy Layer from Measurements at a Rural Operational Weather Station
title_full Calculation of Air Temperatures above the Urban Canopy Layer from Measurements at a Rural Operational Weather Station
title_fullStr Calculation of Air Temperatures above the Urban Canopy Layer from Measurements at a Rural Operational Weather Station
title_full_unstemmed Calculation of Air Temperatures above the Urban Canopy Layer from Measurements at a Rural Operational Weather Station
title_short Calculation of Air Temperatures above the Urban Canopy Layer from Measurements at a Rural Operational Weather Station
title_sort calculation of air temperatures above the urban canopy layer from measurements at a rural operational weather station
url http://hdl.handle.net/1721.1/80781
https://orcid.org/0000-0002-5631-7256
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