GDPS-AI

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A new experimental version of the Canadian Global model.

This experimental version of the Global Deterministic Prediction System (GDPS), which is “spectrally nudged” using output from an artificial intelligence-based model. It is expected to replace the regular GDPS sometime in 2026.

It provides forecasts out to 240 hours in 1 hour intervals up to 78 hours, then forecasts in 3 hour intervals. Some upper air data is only available on 6 hour intervals. Its resolution is 15 km.

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