2024-03-28T08:41:45Zhttp://buleria.unileon.es/oai/requestoai:buleria.unileon.es:10612/122242020-12-10T09:04:38Zcom_10612_17col_10612_18
2020-06-07T15:16:58Z
urn:hdl:10612/12224
The Role of Weather Types in Assessing the Rainfall Key Factors for Erosion in Two Different Climatic Regions
Fernández Raga, María
Fraile Laiz, Roberto
Palencia Coto, Covadonga
Marcos Porras, Elena María
Castañón García, Ana María
Castro Izquierdo, Amaya
Explotacion de Minas
Meteorología
P. 1-15
This paper compares two different geographical sites, Aveiro and León, from different climatic regions, oceanic and continental, but which share the same type of weather (according to Lamb’s classification). The analysis was carried out over one year, and has revealed that rainfall in Aveiro is heavier and more abundant, with a higher number of raindrops and a longer duration of rain events (on average, 10 min longer than in Leon). Mean raindrop size is 0.45 mm in Aveiro and slightly smaller (0.37 mm) in Leon; in addition, the kinetic energy and linear momentum values in Aveiro are three times higher than those in Leon. A comparison of raindrop size distributions by weather type has shown that for both locations westerly weather presented a higher probability of rainfall, and the gamma distribution parameters for each weather type were independent of the study zone. When the analysis is done for the characteristics of rain related with erosion, the westerly cyclonic weather types (cyclonic west (CW) and cyclonic south-westerly (CSW)) are among the most energetic ones in both locations. However, comparing their five weather types with higher kinetic energy, in Aveiro a westerly component implies higher kinetic energy, while in Leon a southerly component involves more energy in the rain.
2020-06-07T15:16:58Z
2020-06-07T15:16:58Z
info:eu-repo/semantics/article
2073-4433
https://www.mdpi.com/2073-4433/11/5/443
http://hdl.handle.net/10612/12224
https://doi.org/10.3390/atmos11050443
info:eu-repo/semantics/openAccess
MDPI