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New AI Model Boosts Thunderstorm Forecast Accuracy by 15%

1/28/2026

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Summary

Story summary

Hong Kong University of Science and Technology researchers developed an AI weather system predicting thunderstorms and heavy rain up to four hours ahead, improving accuracy by more than 15%.
The system is the Deep Diffusion Model based on Satellite Data (DDMS), which refreshes forecasts every 15 minutes.
The model was trained with Fengyun-4 satellite data from China and aims to help governments and emergency services prepare for severe weather.

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Story summary

Hong Kong University of Science and Technology researchers developed an AI weather system predicting thunderstorms and heavy rain up to four hours ahead, improving accuracy by more than 15%.
The system is the Deep Diffusion Model based on Satellite Data (DDMS), which refreshes forecasts every 15 minutes.
The model was trained with Fengyun-4 satellite data from China and aims to help governments and emergency services prepare for severe weather.