2026 El Nino Southern Oscillation Weekly Tracking
Additional Information
January 19, 2026
2026 is starting at -0.6 degree C similar to 1872, 1899. 1939, 1955. 1986 and 2018. These were years following La Nina years. Some years ended in weak El Nino and some in strong La Nina. By next spring the direction of development will start getting clear.
Annual Summary - 2026
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Abtew, W. and P. Trimble. 2010. El Niño Southern Oscillation Link to South Florida Hydrology and Water Management Applications. Water Resources Management, 24(5):4255-4271,
Abtew, W., A. Melesse and T. Dessalegne. 2009. El Niño Southern Oscillation link to the Blue Nile River Basin Hydrology. Hydrological Processes. Vol. 23:3653-3660; DOI:10.1002/hyp.7367