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VisitWhat will be the primary application area for GenCast's improvements in 2025?
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Industry reports and expert analyses on GenCast's impact
Google DeepMind's GenCast AI Model Outperforms Traditional Weather Forecasts with 97.4% Accuracy
Dec 14, 2024, 10:45 AM
Google DeepMind has introduced GenCast, a new AI model that significantly advances weather forecasting by outperforming traditional systems. Trained on four decades of historical weather data, GenCast provides more accurate forecasts up to 15 days in advance, beating the European Centre for Medium-Range Weather Forecasts' (ECMWF) Ensemble Forecast (ENS) system 97.4% of the time, with 99.8% accuracy at lead times greater than 36 hours. This model offers probabilistic forecasts at a 0.25° resolution, providing a range of likely weather scenarios which is particularly useful for predicting extreme weather events like heat waves, cold snaps, and high wind speeds. GenCast's ability to predict the tracks of tropical cyclones with greater accuracy could enhance early warning systems, potentially saving lives and reducing damage. Additionally, its improvements in wind-power forecasting could increase the reliability of wind power as a sustainable energy source. Despite its advancements, GenCast still relies on traditional physics-based models for training data and initial conditions, highlighting the complementary role of AI and conventional meteorology.
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