• Science at Our Core

  Research to improve understanding of past, present and future climate, and its use for societal benefit. Learn More

• Serving Society

  Science not for the sake of science. We work with local, national & global partners to bring real change. Learn More

• Global Public Goods

  Free access to data, information and tools people need to turn climate risk into resilience and opportunity. Learn More

• Quantifying Uncertainty

  Prediction, forecasting and historical analysis to support real world decision making.Learn More

• Committed to Knowledge

  Learning from our partners and sharing our expertise through trainings around the world and in the classroom. Learn More

Current ENSO Forecasts ›

Current Seasonal Forecasts ›

Current Sub-seasonal Forecasts ›

Biweekly Probability Forecast for Precipitation and Temperature

Publications ›

• Real-time ENSO forecast skill evaluated over the last two decades, with focus on the onset of ENSO events
• Better Indexes: Farmer Input, Local Design Breakthroughs in Zambia
• Calibrated probabilistic sub-seasonal forecasting for Pakistan’s monsoon rainfall in 2022