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Conference lecture

Journal corrigendum

Academic article

Lecture

Academic literature review

Academic book chapter

Conference poster

Journal articles

•  Omrani, N.-E., F. Ogawa and H. Nakamura et al. (2026). "Oceanic fronts shape hemispheric contrasts in polar stratospheric extremes." Nat. Commun.             
   https://doi.org/10.1038/s41467-026-71998-5. 
•  Lubis, S. W., B. E. Harrop, J. Lu, L. R. Leung, Z. Chen, C. S. Y. Huang and N.-E. Omrani (2025). "Cloud radiative effects significantly increase wintertime   
   atmospheric blocking in the Euro-Atlantic sector." Nat. Commun. 16: 9763.
• Famooss Paolini, L., N.-E. Omrani, A. Bellucci, P. J. Athanasiadis, P. Ruggieri, C. R. Patrizio and N. Keenlyside (2024). "Nonstationarity in the NAO–Gulf    
   Stream SST front interaction." J. Climate 37(5): 1629–1650.
• H-N Cheung, N-E Omrani, F. Ogawa, N. Keenlyside, H. Nakamura, W.Zhou Individuall and joint Effect of the Antlantic and Pacific  Oceanic Fronts on Ural Blocking (under review: npj climate and atmospheric sciences)
• Boljka, L., N. E. Omrani and N. S. Keenlyside (2023). "Identifying quasi-periodic variability using multivariate empirical mode decomposition: a case of the tropical Pacific." Weather Clim. Dynam. 4(4): 1087-1109.
• Cheung, H. N., N. E. Omrani, F. Ogawa, N. Keenlyside, H. Nakamura and W. Zhou (2023). "Pacific oceanic front amplifies the impact of Atlantic oceanic front on North Atlantic blocking." Npj Climate and Atmospheric Science 6(1)
• Zanchettin, D., S. W. Fang, M. Khodri, N. E. Omrani, S. Rubinetti, A. Rubino, C. Timmreck and J. H. Jungclaus (2023). "Thermohaline patterns of intrinsic Atlantic Multidecadal Variability in MPI-ESM-LR." Climate Dynamics 61(5-6): 2371-2393
• N-E Omrani, N. Keenlyside, K. Matthes, L. Boljka , D. Zanchettin, J. H. Jungclaus and S. W. Lubis (2022) Coupled stratosphere-troposphere-Atlantic multidecadal oscillation: importance for near-future climate projection npj Clim Atmos Sci 5, 59 (2022). https://doi.org/10.1038/s41612-022-00275-1
• Panos J. Athanasiadis, Fumiaki Ogawa, Nour-Eddine Omrani et. al. (2022):  Mitigating climate biases in the mid-latitude North Atlantic by increasing model resolution: SST gradients and their relation to blocking and the jet, DOI: 
• H-N Cheung, N. Keenlyside, T. Koenigk, S. Yang, T, Tian, Z. Xu, Y. Gao, F. Ogawa, N-E Omrani^3,4, S. Qiao, W.Zhou (2022) Assessing the Influence of Sea Surface Temperature and Arctic Sea Ice Cover on the Uncertainty in the Boreal Winter Future Climate Projections (Clim Dyn (2022). )
• Svendsen, Lea; Keenlyside, Noel; Muilwijk, Morven; Bethke, Ingo; Omrani, Nour-Eddine; Gao, Yongqi. (2021). Pacific contribution to decadal surface temperature trends in the Arctic during the twentieth century. Climate Dynamics. 3223-3243.
• Guttu, S.  Y Orsolini, F Stordal, OH OtterÃ¥, NE Omrani, N Tartaglione,  (2021) Impacts of UV Irradiance and Medium-Energy Electron Precipitation on the North Atlantic Oscillation during the 11-Year Solar Cycle. Atmosphere 2021, 12, 1029.
• Guttu, S., Orsolini,Y., Stordal, F.,Otteraa,O.H., and Omrani, N.-E. (2021). The 11-year Solar Cycle UV Irradiance Effect and its Dependency on the Pacific Decadal Oscillation. Environ. Res. Lett. 16, 064030. doi:10.1088/1748-9326/abfe
• Wohland, Jan; Omrani, Nour-Eddine; Keenlyside, Noel; Witthaut, Dirk. 2019. Significant multidecadal variability in German wind energy generation. Wind Energy Science. 515-526.
• Omrani, Nour-Eddine; Ogawa, Fumiaki; Nakamura, Hisashi; Keenlyside, Noel; Lubis, Sandro W.; Matthes, Katja. 2019. Key Role of the Ocean Western Boundary currents in shaping the Northern Hemisphere climate. Scientific Reports.
• Wohland, Jan; Omrani, Nour-Eddine; Witthaut, Dirk; Keenlyside, Noel. 2019.Inconsistent Wind Speed Trends in Current Twentieth Century Reanalyses. Journal of Geophysical Research (JGR): Space Physics. 1931-1940.
• , Noel Keenlyside, .The Dominant Patterns of Intraseasonal Rainfall Variability in May–October and November–April over the Tropical Western Pacific. 2019 Monthly Weather Review 147(8) DOI:
• Svendsen, Lea; Keenlyside, Noel; Bethke, Ingo; Gao, Yongqi; Omrani, Nour-Eddine.2018. Pacific contribution to the early twentieth-century warming in the Arctic. Nature Climate Change. 793-797.
• Hand, R., Keenlyside, N.S., Omrani, NE. et al.  The role of local sea surface temperature pattern changes in shaping climate change in the North Atlantic sector. Clim Dyn (2018). https://doi.org/10.1007/s00382-018-4151-1
• Haase, Sabine; Matthes, Katja; Latif, Mojib; Omrani, Nour-Eddine. 2018. The importance of a properly represented stratosphere for Northern Hemisphere surface variability in the atmosphere and the ocean. Journal of Climate. 8481-8497.
• Lubis, S.W., K. Matthes, N. Harnik, N. Omrani, and S. Wahl, 2018b:  J. Climate, doi: https://doi.org/10.1175/JCLI-D-17-0382.1.
• Ogawa, F., Keenlyside, N., Gao, Y., Koenigk, T., Yang, S., Suo, L. et al (2018). Evaluating impacts of recent Arctic sea-ice loss on the northern hemisphere winter climate change. Geophysical Research Letters, 45.
• Lubis, S.W., C.S. Huang, N. Nakamura, N. Omrani, and M. Jucker, 2018a:  J. Atmos. Sci., doi: https://doi.org/10.1175/JAS-D-17-0376.1.
• Cheung, H.H.N., Keenlyside, N., Omrani, NE. et al. Remarkable link between projected uncertainties of Arctic sea-ice decline and winter Eurasian climate Adv. Atmos. Sci. (2018) 35: 38. https://doi.org/10.1007/s00376-017-7156-5
• Lubis, S. W., Silverman, V., Matthes, K., Harnik, N., Omrani, N.-E., and Wahl, S. 2017 : , Atmos. Chem. Phys., doi:10.5194/acp-2016-558.
• Wuke Wang, Katja Matthes, Nour-Eddine Omrani, and Mojib Latif "Decadal variabilty of tropical tropopause temperature and its relation to the Pacific Decadal Oscillation"  Scientific Report 2016 12;6:29537. Epub 2016 Jul 12.
• Lubis, S.W, Matthes, K., Omrani, N. E., Harnik, N. and Wahl, S. (2016a)  , J. Atmos. Sci., p. 160211124457005. doi :.
• Lubis, S.W,  N-E. Omrani, K. Matthes, and S. Wahl, (2016b): , J. Atmos. Sci. doi:.
• Zanchettin, D., O. Bothe, H. F. Graf, N.-E. Omrani, A. Rubino, and J. H. Jungclaus (2016), A decadallydelayed response of the tropical Pacific to Atlantic multidecadal variability, Geophys. Res. Lett. ,43, doi:10.1002/2015GL06728
• Ogawa, Fumiaki; Omrani, Nour-Eddine; Nishii, Kazuaki; Nakamura, Hisashi; Keenlyside, Noel. 2015. Ozone-induced climate change propped up by the Southern Hemisphere oceanic front. Geophysical Research Letters. 42: 10056-10063. doi: 
• Omrani, Nour-Eddine; Bader, Jürgen; Keenlyside, Noel; Manzini, Elisa. 2015. Troposphere–stratosphere response to large-scale North Atlantic Ocean variability in an atmosphere/ocean coupled model. Climate Dynamics. 19 pages. doi: 
• Thiéblemont, Rémi; Matthes, Katja; Omrani, Nour-Eddine; Kodera, Kunihiko; Hansen, Felicitas. 2015. Solar forcing synchronizes decadal North Atlantic climate variability. Nature Communications. 6:8268. doi: 
• Hand, Ralf; Keenlyside, Noel; Omrani, Nour-Eddine; Latif, Mojib. 2014. Simulated response to inter-annual SST variations in the Gulf Stream region. Climate Dynamics. 42: 715-731. doi: 
• Keenlyside, Noel; Omrani, Nour-Eddine. 2014. Has a warm North Atlantic contributed to recent European cold winters? Environmental Research Letters. 9. doi: 
• Omrani, Nour-Eddine; Keenlyside, Noel; Bader, Jürgen; Manzini, E. 2014. Stratosphere key for wintertime atmospheric response to warm Atlantic decadal conditions. Climate Dynamics. 42: 649-663. doi: 

 

• Book sections and other articles.

• Keenlyside, Noel; Ba, Jin; Mecking, Jennifer V.; Omrani, Nour-Eddine; Latif, Mojib; Zhang, Rong; Msadek, Rym. 2015. North Atlantic multi-decadal variability - mechanisms and predictability. Chapter 9, pages 141-158. In:Chang, Chih-Pei; Ghil, Michael; Latif, Mojib; Wallace, John M. 2015. Climate Change: Multidecadal and Beyond. 388 pages. ISBN: 978-981-4579-92-6.
• Ogawa, Fumiaki; Omrani, Nour-Eddine; Nakamura, Hisashi; Nishii, Kazuaki; Keenlyside, Noel. 2017. Impact of Oceanic Front on the Tropospheric Climatic Trend Induced by Ozone Depletion. CLIVAR Newsletter Exchanges, 71, 37-42. Published 2017-03-22.
• Peings, Y., G. Magnusdottir, N.-E. Omrani, and N. Keenlyside, 2014, Clivar Variations Newsletter, 12 (3), 18-23
• N. Keenlyside, N. Omrani, K. Krüger, M. Latif and A. Scaife, 2008: Decadal predictability: How might the stratosphere be involved? SPARC Newsletter 31, 23-2