Frequency of sahelian storm initiation enhanced over mesoscale soil-moisture patterns

Nature Geoscience

Volumn 4, Issue 7, 2011, Pages 430-433

  Taylor, Christopher M ^a   Gounou, Amanda ^b   Guichard, Françoise ^b   Harris, Phil P ^a   Ellis, Richard J ^a   Couvreux, Fleur ^b   De Kauwe, Martin ^c  

^a CENTRE FOR ECOLOGY AND HYDROLOGY   (United Kingdom)

^b CENTRE NATIONAL DE RECHERCHES MÉTÉOROLOGIQUES   (France)

^c MACQUARIE UNIVERSITY   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

AIR TEMPERATURE; CLIMATE MODELING; CLOUD COVER; CONVECTIVE CLOUD; EVAPOTRANSPIRATION; HETEROGENEITY; HUMIDITY; LAND SURFACE; MESOSCALE METEOROLOGY; RAINFALL; RAINSTORM; REGIONAL CLIMATE; SEMIARID REGION; SOIL MOISTURE;

SAHEL [SUB-SAHARAN AFRICA];

EID: 79959924790     PISSN: 17520894     EISSN: 17520908     Source Type: Journal    
DOI: 10.1038/ngeo1173     Document Type: Article

References (28)

1. Koster, R. D. et al. Regions of strong coupling between soil moisture and precipitation. Science 305, 1138-1140 (2004). (Pubitemid 39100323)
2. Hastenrath, S. Climate Dynamics of the Tropics (Kluwer, 1995).
3. Ganopolski, A. et al. The influence of vegetation-atmosphere-ocean interaction on climate during the mid-Holocene. Science 280, 1916-1919 (1998). (Pubitemid 28299394)
4. Zeng, N., Neelin, J. D., Lau, K. M. & Tucker, C. J. Enhancement of interdecadal climate variability in the Sahel by vegetation interaction. Science 286, 1537-1540 (1999).
5. Giannini, A., Saravanan, R. & Chang, P. Oceanic forcing of Sahel rainfall on interannual to interdecadal time scales. Science 302, 1027-1030 (2003). (Pubitemid 37386191)
6. Taylor, C. M. & Ellis, R. J. Satellite detection of soil moisture impacts on convection at the mesoscale. Geophys. Res. Lett. 33, L03404 (2006).
7. Taylor, C. M. & Lebel, T. Observational evidence of persistent convective-scale rainfall patterns. Mon. Weather Rev. 126, 1597-1607 (1998). (Pubitemid 128597652)
8. Kohler, M., Kalthoff, N. & Kottmeier, C. The impact of soil moisture modifications on CBL characteristics in West Africa: A case-study from the AMMA campaign. Q. J. R. Meteorol. Soc. 136, 442-455 (2010).
9. Mathon, V., Laurent, H. & Lebel, T. Mesoscale convective system rainfall in the Sahel. J. Appl. Meteorol. 41, 1081-1092 (2002). (Pubitemid 36029555)
10. Lebel, T., Taupin, J. D. & D'Amato, N. Rainfall monitoring during HAPEX-Sahel: 1. General rainfall conditions and climatology. J. Hydrol. 189, 74-96 (1997).
11. Owe, M., de Jeu, R. & Holmes, T. Multisensor historical climatology of satellite-derived global land surface moisture. J. Geophys. Res. 113, F01002 (2008).
12. Trigo, I. F., Monteiro, I. T., Olesen, F. & Kabsch, E. An assessment of remotely sensed land surface temperature. J. Geophys. Res. 113, D17108 (2008).
13. Stewart, D. J., Taylor, C. M., Reeves, C. E. & McQuaid, J. B. Biogenic nitrogen oxide emissions from soils: Impact on NOx and ozone over west Africa during AMMA (African Monsoon Multidisciplinary Analysis) observational study. Atmos. Chem. Phys. 8, 2285-2297 (2008).
14. Taylor, C. M., Harris, P. P. & Parker, D. J. Impact of soil moisture on the development of a sahelian mesoscale convective system: A case study from the AMMA special observing period. Q. J. R. Meteorol. Soc. 136, 456-470 (2010).
15. Taylor, C. M., Parker, D. J. & Harris, P. P. An observational case study of mesoscale atmospheric circulations induced by soil moisture. Geophys. Res. Lett. 34, L15801 (2007).
16. Gantner, L. & Kalthoff, N. Sensitivity of a modelled life cycle of a mesoscale convective system to soil conditions over West Africa. Q. J. R. Meteorol. Soc. 136, 471-482 (2010).
17. Gaertner, M. A., Dominguez, M. & Garvert, M. A modelling case-study of soil moisture-atmosphere coupling. Q. J. R. Meteorol. Soc. 136, 483-495 (2010).
18. Chen, F. & Avissar, R. Impact of land-surface moisture variability on local shallow convective cumulus and precipitation in large-scale models. J. Appl. Meteorol. 33, 1382-1401 (1994).
19. Baidya Roy, S., Weaver, C. P., Nolan, D. S. & Avissar, R. A preferred scale for landscape forced mesoscale circulations? J. Geophys. Res. 108, 8854 (2003).
20. Weaver, C. P. Coupling between large-scale atmospheric processes and mesoscale land-atmosphere interactions in the US Southern Great Plains during summer. Part I: Case studies. J. Hydromet. 5, 1223-1246 (2004). (Pubitemid 40112605)
21. Pielke, R. A. et al. Nonlinear influence of mesoscale land-use on weather and climate. J. Clim. 4, 1053-1069 (1991).
22. Mathon, V. & Laurent, H. Life cycle of Sahelian mesoscale convective cloud systems. Q. J. R. Meteorol. Soc. 127, 377-406 (2001). (Pubitemid 32257527)
23. Carleton, A. M. et al. Summer season land cover-convective cloud associations for the Midwest US Čorn Belt'. Geophys. Res. Lett. 28, 1679-1682 (2001). (Pubitemid 32575893)
24. Wang, J. F. et al. Impact of deforestation in the Amazon basin on cloud climatology. Proc. Natl Acad. Sci. USA. 106, 3670-3674 (2009).
25. Garcia-Carreras, L. et al. Impact of mesoscale vegetation heterogeneities on the dynamical and thermodynamic properties of the planetary boundary layer. J. Geophys. Res. 115, D03102 (2010).
26. Garcia-Carreras, L., Parker, D. J. & Marsham, J. H. What is the mechanism for the modification of convective cloud distributions by land surface-induced flows? J. Atmos. Sci. 68, 619-634 (2011).
27. Morel, C. & Senesi, S. A climatology of mesoscale convective systems over Europe using satellite infrared imagery. I: Methodology. Q. J. R. Meteorol. Soc. 128, 1953-1971 (2002).
28. Foster, G. Wavelets for period analysis of unevenly sampled time series. Astronomical J. 112, 1709-1729 (1996).