Impacts
List of recent and historical El Niño / La Niña impacts. Find more impacts information in the FAQs on El Niño and La Niña.
Global Impacts
- Wind and temperature from the Climate Prediction Center
- Impacts in the Tropical Pacific from the Climate Prediction Center
- Impacts on Canada: a cartoon from University of British Columbia
- Rural Australia climate/ENSO management from the State of Queensland
- El Niño / La Niña reports and data from National Centers for Environmental Information
Societal and Economic
- Why do we care about El Niño and La Niña? from Columbia Climate School International Research Institute for Climate and Society
- Improving societal welfare in the context of changing weather and climate from the Climate Science and Applications Program at NCAR/UCAR
- Societal impacts of El Niño and La Niña from the Center for Science & Technology Policy Research University of Colorado
- Study reveals economic impact of El Niño from University of Cambridge
- Does the El Niño Southern Oscillation actually matter for food security? from Lamont-Doherty Earth Observatory Columbia Climate School
- The Economic Impact of an El Nino from Space Daily News
- Financial markets value skillful forecasts of seasonal climate from NOAA
Famine and Drought
- Drought Impact Summary from the National Drought Mitigation Center
- El Niño 2026-2027 from the Famine Early Warning Systems Network
- Famine Early Warning and Monitoring Program (EWEM) from US Geological Survey
Hurricanes
- Central Pacific, Pacific and Atlantic Outlooks from the National Hurricane Center and Central Pacific Hurricane Center
- Relation of Atlantic tropical cyclone activity with observed and predicted ENSO indices from AGU
Military
Human Health
- ENSO health impacts and more from the World Health Organization
- Climate and Health from Centers for Disease Control and Prevention
- Global Environmental Change and human health from the World Health Organization
- Dengue Fever Epidemics Linked with El Niño from EOS, 9 October 2015
- ENSO teleconnections and Rift Valley fever (RVF) outbreaks from NASA GSFC
- New look at 1918/1919 El Niño suggests link to 1918-1919 Flu Pandemic
Marine Life
- Influence of ENSO on Bigeye and Yellowfin tuna longline catch per unit effort in the equatorial Pacific from NOAA Fisheries
- Ocean Indicators: Pacific salmon marine survival project from NOAA Fisheries
El Niño Impacts on the U.S. and North America
- El Niño & La Niña impacts on U.S. temperature and precipitation from the NOAA/NWS
- U.S. Drought Monitor from the National Drought Mitigation Center (NDMC)
- El Niño Southern Oscillation (ENSO) - Resources from NOAA Physical Sciences Laboratory
U.S. Storm Tracks
- Pacific Wind and Current Changes Bring Warm, Wild Weather from NASA
- Predictability of a tornado environment index from El Niño–Southern Oscillation (ENSO) and the Arctic Oscillation from NOAA
U.S. West Coast, North America's West Coast and the Pacific Islands
- Effects of ENSO in the Pacific from NOAA
- El Niño and Salmon in the Pacific Ocean from NOAA Fisheries
- ENSO resources for U.S.-affiliated Pacific Islands from Pacific ENSO Applications Climate Services (NOAA, University of Hawaii SOEST and University of Guam - Water and Environmental Research Institute)
- Impacts on the Pacific Northwest of climate variability and ENSO from Climate Impact Group at the University of Washington
California
- Extreme Weather: El Niño from California Coastal Commission
- El Niño, California precipitation, and landslides from California Department of Conservation
- Effects on California sea life and birds and ocean fishing fom the California Dept of Fish and Wildlife
- What does El Niño mean for Northern California? from National Weather Service
Non-coastal Areas in the U.S.
- Southwest Climate: El Niño Southern Oscillation from University of Arizona CLIMAS
- El Niño impacts and outlook for the Midwest region from the National Integrated Drought Information System
- El Niño and the Panhandles from the National Weather Service
- Climatological effects of the El Niño-Southern Oscillation in the Lower Great Lakes and Ohio Valley from the National Weather Service
Archived Resources
- Read Reports to the Nation on our Changing Planet: El Niño and Climate Prediction (PDF)
- Global impacts from climate.gov
- U.S. Impacts from climate.gov
- El Niño effects on North American Climate from FSU/COAPS
- El Niño effects on North America from Dept of Oceanography, US Naval Postgraduate School
Banner graphic: Indonesian wildfires from the International Fund For Animal Rescue via Flickr commons
El Niño global impacts for Winter (top) and Summer (bottom). Credit climate.gov. Click for larger image.
La Niña global impacts for Winter (top) and Summer (bottom). Credit climate.gov. Click for larger image.
U.S. El Niño Wintertime Jet Pattern. Credit NOAA. Click for larger image