Mesoscale numerical simulations of heavy nocturnal rainbands associated with coastal fronts in the Mediterranean Basin

Three offshore rainbands associated with nocturnal coastal fronts formed near the Israeli coastline, the Gulf of Genoa and on the northeastern coast of the Iberian Peninsula, are simulated using version 3.3 of the WRF-ARW mesoscale model in order to study the dynamics of the atmosphere in each case....

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Main Authors: J. Mazon, D. Pino
Format: Article
Language:English
Published: Copernicus Publications 2014-05-01
Series:Natural Hazards and Earth System Sciences
Online Access:http://www.nat-hazards-earth-syst-sci.net/14/1185/2014/nhess-14-1185-2014.pdf
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author J. Mazon
D. Pino
author_facet J. Mazon
D. Pino
author_sort J. Mazon
collection DOAJ
description Three offshore rainbands associated with nocturnal coastal fronts formed near the Israeli coastline, the Gulf of Genoa and on the northeastern coast of the Iberian Peninsula, are simulated using version 3.3 of the WRF-ARW mesoscale model in order to study the dynamics of the atmosphere in each case. <br><br> The simulations show coastal fronts producing relatively high (in comparison with some other similar rainbands) 1 and 10 h accumulated precipitations that formed in the Mediterranean Basin. According to these simulations, the coastal fronts that formed near the Israeli coastline and over the Gulf of Genoa are quasi-stationary, while the one that formed on the northeastern coast of the Iberian Peninsula moves away from the coast. For the three events, we evaluate and intercompare some parameters related to convective triggering, deceleration induced by the cold pool in the upstream flow, and the blockage that the cold coastal front offers to the warmer maritime air mass.
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spelling doaj.art-361d433b97b044d5906326599f7b93452022-12-22T00:19:47ZengCopernicus PublicationsNatural Hazards and Earth System Sciences1561-86331684-99812014-05-011451185119410.5194/nhess-14-1185-2014Mesoscale numerical simulations of heavy nocturnal rainbands associated with coastal fronts in the Mediterranean BasinJ. Mazon0D. Pino1Department of Applied Physics, Universitat Politècnica de Catalunya BarcelonaTech (UPC), Barcelona, SpainDepartment of Applied Physics, Universitat Politècnica de Catalunya BarcelonaTech (UPC), Barcelona, SpainThree offshore rainbands associated with nocturnal coastal fronts formed near the Israeli coastline, the Gulf of Genoa and on the northeastern coast of the Iberian Peninsula, are simulated using version 3.3 of the WRF-ARW mesoscale model in order to study the dynamics of the atmosphere in each case. <br><br> The simulations show coastal fronts producing relatively high (in comparison with some other similar rainbands) 1 and 10 h accumulated precipitations that formed in the Mediterranean Basin. According to these simulations, the coastal fronts that formed near the Israeli coastline and over the Gulf of Genoa are quasi-stationary, while the one that formed on the northeastern coast of the Iberian Peninsula moves away from the coast. For the three events, we evaluate and intercompare some parameters related to convective triggering, deceleration induced by the cold pool in the upstream flow, and the blockage that the cold coastal front offers to the warmer maritime air mass.http://www.nat-hazards-earth-syst-sci.net/14/1185/2014/nhess-14-1185-2014.pdf
spellingShingle J. Mazon
D. Pino
Mesoscale numerical simulations of heavy nocturnal rainbands associated with coastal fronts in the Mediterranean Basin
Natural Hazards and Earth System Sciences
title Mesoscale numerical simulations of heavy nocturnal rainbands associated with coastal fronts in the Mediterranean Basin
title_full Mesoscale numerical simulations of heavy nocturnal rainbands associated with coastal fronts in the Mediterranean Basin
title_fullStr Mesoscale numerical simulations of heavy nocturnal rainbands associated with coastal fronts in the Mediterranean Basin
title_full_unstemmed Mesoscale numerical simulations of heavy nocturnal rainbands associated with coastal fronts in the Mediterranean Basin
title_short Mesoscale numerical simulations of heavy nocturnal rainbands associated with coastal fronts in the Mediterranean Basin
title_sort mesoscale numerical simulations of heavy nocturnal rainbands associated with coastal fronts in the mediterranean basin
url http://www.nat-hazards-earth-syst-sci.net/14/1185/2014/nhess-14-1185-2014.pdf
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