Forecasts available for India’s summer monsoon

As India anticipates the beginning of this year’s monsoon season, forecasting agencies are beginning to issue their predictions for summer rainfall. Weather forecasting agency Skymet has anticipated a slightly drier than normal monsoon season for the country as a whole, at 95% of normal … read more

Current monsoon season’s rainfall anomaly:

The above map shows the anomalous rain accumulation for the current season (southern hemisphere summer). You can also see animations of rainfall anomalies during previous seasons.

Data comes from the U.S. Climate Prediction Center’s Unified Gauge-based Analysis of Global Daily Precipitation. The above anomaly is accumulated from the start of the current summer season and computed relative to a daily climatology from 2006-2015.

Monsoons are:

  • continental-scale circulations that deliver water to billions of people
  • a seasonal reorganization of global atmospheric flow that is driven by the sun
  • dominant climate features in Africa, Asia, Australia, and the tropical Americas