Research: Large scale wave activity and convection
My supervisor is Dr. William Rossow at NOAA-CREST, The City College, CUNY
My PhD adviser was Chris Thorncroft at UAlbany
Atmospheric Science/Meteorology Programme at SUNY-Albany
NOAA-CREST Center at City College
International Satellite Cloud Climatology-ISCCP Project
1) Mekonnen et al, 2006: Analysis of convection and its Association with African Easterly Waves. J. Climate, 19, 5405-5421.
2) Mekonnen et al., 2008: Convectively coupled Kelvin waves over tropical Africa during the boreal summer: Structure and variability. J. Climate, 21,6649-6667. 3) Mekonnen, A. and C. D. Thorncroft, 2009: On the synoptic scale convction over East Africa: upper air easterly waves and the regional interaction between equatorial Congo basin and East Africa (in final stages of preparation for J. Climate). 4) Mekonnen, A. and W.B. Rossow, 2009: On convective initiation and its relationship with wave activity over the Tropics: A Weather State perspective (in final stages of preparation for the Climate Dynamics) 5) Mekonnen, A. and A. Aiyyer, 2009: The low-level jet over the Caribbean: Climatology and variability (in preparation) 6) Aiyyer, A. and A. Mekonnen, 2009: Aliasing of tropical cyclones in space-time filtered equatorial wave modes (in preparation for the J. Atmos. Sci.)Presentations and preprints
Abstract: NE Tropical Conference,Boston, MA (17-20 June 2007)presentation preprint: Hurricanes and tropical cylone conference, Monterey, CA (23-28 April 2006) Abstract for NE Tropical Conference, Rensselaerville, New York (7-9 June 2005)preprint: Hurricanes and Tropical conference, Miami, FL, (3-7 May, 2004)
Links to some African weather services and climate centres
North African summer weather real time monitoring and forecast
(a) Near real time monitoring
CPC near real time monitoring and forecast
SW-NE x-section (10S,0deg-15N,55E)for mixing ratio, Thetae, circulation
wind trajectories, and heights at 850, 750, 600 & 500 hPa
N-S x-section (15,35E-20S,35E) for mixing ratio, Thetae, circulation
200hPa Psi, trough axis, and the magnitude of non-divergent wind