Babbage: How good can weather forecasting get?
The Economist Podcasts
Wed, July 26, 2023
Podchat Summary

The Future of Weather Forecasting

Weather forecasting has come a long way in the past century, thanks to advancements in technology and data collection. Today, meteorologists can provide reasonably accurate predictions for a couple of days ahead. However, with the increasing frequency of extreme weather events due to global warming, predicting the weather in the future will become more challenging. Meteorologists are working on improving weather forecasts in several ways:

Advancements in Computing Power

Advancements in computing power will allow for more accurate and detailed models of the atmosphere, which will lead to more precise predictions. With better computational capabilities, meteorologists can simulate complex atmospheric processes and generate more reliable forecasts.

Integration of AI and Machine Learning

AI and machine learning are being integrated into weather forecasting to help identify patterns in large amounts of data and make predictions based on those patterns. By analyzing historical weather data and identifying correlations, AI algorithms can assist meteorologists in making more accurate predictions.

Role of Private Companies

Private companies are playing a role in weather forecasting by providing specialized forecasts for specific industries or regions. These companies leverage their expertise and resources to deliver tailored weather information that meets the unique needs of various sectors, such as agriculture, transportation, and energy.

Creating Digital Twins of the Earth

The future of weather forecasting involves creating digital twins of the Earth, which simulate all the processes that make up the planet, including the atmosphere, ocean, and land. These simulations will allow for more detailed and interactive predictions and help answer specific questions about the impact of weather on various aspects of society. By accurately modeling the Earth's systems, meteorologists can gain a deeper understanding of weather patterns and their consequences.

Limitations and Mitigation

While weather forecasting will continue to improve, there will always be limitations due to the chaotic nature of the atmosphere and the uncertainties involved in predicting extreme weather events. However, early warning systems and effective communication of forecasts will be crucial in mitigating the impacts of these events. By providing timely and accurate information, meteorologists can help communities prepare and respond to severe weather conditions.

In conclusion, the future of weather forecasting holds great promise. Advancements in computing power, integration of AI and machine learning, involvement of private companies, and the creation of digital twins of the Earth are all contributing to more accurate and detailed predictions. Despite the challenges, meteorologists are dedicated to improving forecasts and ensuring the safety and well-being of communities worldwide.

Original Show Notes

In recent weeks, extreme heat, floods and storms have smashed records and caused devastation around the world. Freak weather events such as these will become more frequent due to climate change—but they are exceptionally hard to predict. How are meteorologists gearing up to face the enormous challenge of predicting the weather in a warming world? 


Andrew Charlton-Perez, at the University of Reading in Britain, explains how weather forecasts are made—and why meteorology is such a complicated science. The Economist’s Rachel Dobbs investigates the next frontiers in forecasting. She asks Sam Levang, the chief scientist at Salient Predictions, how artificial intelligence can play a role in improving predictions of the weather. Rachel also visits the European Centre for Medium-Range Weather Forecasts’s data centre in Bologna, Italy, to understand how a combination of technological approaches will be required to make weather forecasting fit for the 21st century. Alok Jha, The Economist’s science and technology editor, hosts.


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