Weather forecasting is a complex process that relies on a large amount of data from a variety of sources. Blockchain can be used to create a secure and transparent platform for collecting, analyzing, and sharing weather data.

This could allow for more accurate and timely forecasts, as well as better decision-making around weather-related issues.

Additionally, smart contracts could be used to automatically trigger actions based on weather conditions, such as adjusting power consumption during a heat wave or activating flood prevention measures.

The combination of blockchain and weather data could also lead to the development of new applications and services, such as weather-related insurance products.