Staff information

Education and Credentials

• PhD Atmospheric Sciences Cornell University Ithaca NY
• MS Atmospheric Sciences Cornell University Ithaca NY
• BS Physics University of Asmara Asmara Eritrea

PNNL Publications

2013

• Hagos SM, LYR Leung, S Rauscher, and T Ringler. 2013. "Errors Characteristics of Two Grid Refinement Approaches in Aquaplanet Simulations: MPAS-A and WRF." Monthly Weather Review 141(9):3022-3036.  doi:10.1175/MWR-D-12-00338.1
• Hagos SM, Z Feng, SA McFarlane, and LYR Leung. 2013. "Environment and the Lifetime of Tropical Deep Convection in a Cloud-Permitting Regional Model Simulation." Journal of the Atmospheric Sciences 70(8):2409-2425.  doi:10.1175/JAS-D-12-0260.1
• Lee TY, X Tong, HW Shen, PC Wong, SM Hagos, and LYR Leung. 2013. "Feature Tracking and Visualization of Madden-Julian Osciallation in Climate Simulation." IEEE Computer Graphics and Applications 33(4):29-37.  doi:10.1109/MCG.2013.36

2012

• Hagos SM, and LYR Leung. 2012. "Large-scale Environmental Variables and Transition to Deep Convection in Cloud Resolving Model Simulations: A Vector Representation." Journal of Advances in Modeling Earth Systems 4:M11001.  doi:10.1029/2012MS000155
• Hagos SM, and LYR Leung. 2012. "On the relationship between uncertainties in tropical divergence and the hydrological cycle in global models." Journal of Climate 25(1):381-391.  doi:10.1175/JCLI-D-11-00058.1

2011

• Hagos SM, and LYR Leung. 2011. "Moist thermodynamics of the Madden-Julian Oscillation in a cloud resolving simulation." Journal of Climate 24(21):5571-5583.  doi:10.1175/2011JCLI4212.1
• Hagos SM, LYR Leung, and J Dudhia. 2011. "Thermodynamics of the Madden-Julian Oscillation in a Regional Model with Constrained Moisture." Journal of the Atmospheric Sciences 68(9):1974-1989.  doi:10.1175/2011JAS3592.1
• Zhao C, X Liu, LYR Leung, and SM Hagos. 2011. "Radiative impact of mineral dust on monsoon precipitation variability over West Africa ." Atmospheric Chemistry and Physics 11(5):1879-1893.  doi:10.5194/acp-11-1879-2011

2010

• Hagos SM, C Zhang, WK Tao, S Lang, YN Takayabu, S Shige, M Katsumata, B Olson, and TS L'Ecuyer. 2010. "Estimates of Tropical Diabatic Heating Profiles: Commonalities and Uncertainties." Journal of Climate 23(3):542-558.  doi:10.1175/2009JCLI3025.1
• Hagos SM. 2010. "Building Blocks of Tropical Diabatic Heating." Journal of the Atmospheric Sciences 67(7):2341-2354.  doi:10.1175/2010JAS3252.1
• Zhang C, J Ling, SM Hagos, WK Tao, S Lang, YN Takayabu, S Shige, M Katsumata, WS Olson, and TS L'Ecuyer. 2010. "MJO Signals in Latent Heating: Results from TRMM Retrievals." Journal of the Atmospheric Sciences 67(11):3488-3508.  doi:10.1175/2010JAS3398.1

2009

• Hagos SM, and C Zhang. 2009. "Diabatic heating, divergent circulation and moisture transport in the African monsoon system." Quarterly Journal of the Royal Meteorological Society 136(S1):411-425.  doi:10.1002/qj.538